Defence of illegality and beneficial interests

Author: Simon Hill
In: Bulletin Published: Monday 02 November 2026

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In England and Wales, there is the common law doctrine of illegality. Its formulation and application have caused problems for the law. Illegality might arise in most areas of the law (contracts, property, torts etc). This article will focus on a claimant seeking to assert the existance of a beneficial interest in a property, but there being a taint of illegality, engaging the doctrine of illegality, generating a question-mark as to whether the Court will be willing to enforce the beneficial interest/assist the beneficial interest holder. 

This will be explored, in light of:

(1) Patel v Mirza [2016] UKSC 42 [2017] AC 467 [2016] 3 WLR 399 ('Patel v Mirza'), Supreme Court (Lord Neuberger PSC; Lady Hale DPSC; Lord Mance JSC; Lord Kerr JSC; Lord Clarke JSC; Lord Wilson JSC; Lord Sumption JSC; Lord Toulson JSC; Lord Hodge JSC) on 20.7.16; Lord Toulson gave the lead judgment (with whom Lady Hale; Lord Kerr, Lord Wilson and Lord Hodge agreed)[1].

(2) Kliers v Schmerler [2018] EWHC 1350 (Ch) ('Kliers 1350'), High Court (Mr M H Rosen QC (sitting as a Deputy Judge of the Chancery Division)) on 30.4.18;

(3) Al-Dowaisan v Al-Salam [2019] EWHC 301 (Ch) [2019] 2 BCLC 328 ('Al-Dowaisan'), High Court (HH Judge Hodge KC, sitting as a High Court judge) on 7.2.19;

(4) Ball v De Marzo [2019] EWHC 1587 ('Ball'), High Court (Morgan J) on 21.6.19;

(5) Kliers v Kliers [2020] EWHC 1026 (Fam); [2020] 2 FLR 1276 ('Kliers 1026'), High Court (Mr Nicholas Cusworth QC (sitting as a Deputy High Court Judge) on 7.4.20;

(5) Stoffel and Co v Grondona [2021] AC 540 ('Stoffel'), Supreme Court (Lord Reed PSC; Lord Hodge DPSC; Lady Black JSC; Lord Lloyd-Jones JSC; Lady Arden JSC) [2020] UKSC 42; [2021] AC 540; [2020] 3 WLR 1156 on 30.10.20

(6) Discovery Land Co LLC v Jones [2022] EWHC 1234 (Ch) ('Discovery'), High Court (Master Pester) on 4.3.22;

(7) Heating Trade Supplies Group Ltd v Matteo [2022] EWHC 1070 (Ch) ('Heating Trade'), High Court (HHJ Kramer sitting as a Judge of the High Court) on 6.5.22;

(8) Bhabra v Suri [2022] EWHC 1652 (Ch) ('Bhabra'), High Court (Robin Vos (sitting as a Deputy Judge of the High Court)) on 28.6.22;

(9) Islam v Islam [2024] EWHC 1082 (Ch) ('Islam'), High Court (Rajah J) on 8.5.24; 

(10) AB v CB [2025] EWFC 191 (B) ('AB v CB'), Family Court (HHJ Farquhar) on 14.4.25;

(11) Hevedi v Hevedi [2025] EWHC 1976 (Ch) ('Hevedi'), High Court (Master McQuail) on 1.8.25;

(12) Shayler v Yeo [2025] UKFTT 1298 (PC) ('Shayler'), First-tier Tribunal (Property Chamber) (Judge Michael Michell) on 14.10.25.

To the raising of the doctrine, 'Illegality is an issue which the court can take of its own motion even where...it is not pleaded; Otkitrie International v Urumov & Ors [2013] EWCA Civ 1196 at paragraph 11, [Les Laboratoires Servier v Apotex Inc [2014] UKSC 55], at paragraph 23.' - Islam, paragraph 147[2]

SUMMARY 

Patel v Mirza remains the leading authority in this area. It set out that the doctrine is based on public policy, adopting a structured, principled and transparent 'range of factors' approach[3] (or 'new policy-based approach' - Stoffel, paragraph 1), rather than a formal, less flexible, mechanical (basic rule and limited exceptions) process approach (as favoured in Tinsley v Milligan [1994] 1 AC 340; Heating Trade, paragraph 140; sometimes called the 'reliance principle'[4]), to determining where the defence arises. The 'range of factors' approach involves a 'trio of necessary considerations' (paragraph 101). Lord Toulson's summary, at paragraph 120, remains authoritative:

'The essential rationale of the illegality doctrine is that it would be contrary to the public interest to enforce a claim if to do so would be harmful to the integrity of the legal system (or, possibly, certain aspects of public morality, the boundaries of which have never been made entirely clear and which do not arise for consideration in this case). In assessing whether the public interest would be harmed in that way, it is necessary (a) to consider the underlying purpose of the prohibition which has been transgressed and whether that purpose will be enhanced by denial of the claim, (b) to consider any other relevant public policy on which the denial of the claim may have an impact and (c) to consider whether denial of the claim would be a proportionate response to the illegality, bearing in mind that punishment is a matter for the criminal courts. Within that framework, various factors may be relevant, but it would be a mistake to suggest that the court is free to decide a case in an undisciplined way. The public interest is best served by a principled and transparent assessment of the considerations identified, rather by than the application of a formal approach capable of producing results which may appear arbitrary, unjust or disproportionate.'

'Lord Toulson's conclusion at [101] was that it is necessary for a court to look at a range of factors in order to determine whether allowing the claim would cause damage to the integrity of the legal system but that the Court should keep in mind the possibility of overkill unless the law is applied with a due sense of proportionality.' - Bhabra, paragraph 309

Lord LLoyd-Jones in Stoffel said that '...the evaluation of the factors described in para 101 is directed specifically at determining whether there might be inconsistency damaging to the integrity of the legal system.' (paragraph 23) and, at stages 1 and 2: 'A balancing of the policy considerations in either direction is...an important element of the decision-making process' (paragraph 24), before the Court moves on to '...the third stage of the process, namely the assessment of proportionality...' (paragraph 25). Lord LLoyd-Jones said that '...when applying the “trio of necessary considerations” ... they are relevant not because it may be considered desirable that a given policy should be promoted but because of their bearing on determining whether to allow a claim would damage the integrity of the law by permitting incoherent contradictions.' (paragraph 26). '...the overriding consideration is the damage that might be done to the integrity of the legal system by its adopting contradictory positions' (paragraph 26)

Master Pester in Discovery said that Patel v Mirza had '...identified the central question as being whether allowing recovery despite some illegality would produce inconsistency and disharmony in the law, and so damage the integrity of the legal system.' An alternative central question might be: which would be more harmful to the integrity of the legal system, to give effect, or not to give effect (as the case maybe), to the rights which one party seeks to assert against another, in light of the illegality, whilst only denying Court assistance to the extent proportional? (see Singh Bains v Irshad [2025] EWHC 491 (Ch), HHJ Paul Matthews (sitting as a Judge of the High Court), paragraph 313)[5]. For Lord LLoyd-Jones in Stoffel, the question was (as noted above) '...whether to allow a claim would damage the integrity of the law by permitting incoherent contradictions.' (paragraph 26) (or '...to the integrity of the legal system by its adopting contradictory positions' (paragraph 26)).

PATEL V MIRZA

The starting point for a discussion on the doctrine of illegality, is Patel v Mirza, 10 years ago in the Supreme Court. As stated, Lord Toulson gave the lead judgment, a case about the doctrine of illegality and whether it precludes a party to a contract tainted by illegality from recovering money paid under the contract from the other party under the law of unjust enrichment (paragraph 9) - see below.

Historical grounding

Lord Toulson started with a reference to a seminal maxim propounded by Lord Mansfield CJ. Lord Toulson in Patel v Mirza said, at paragraph 1:

'“No court will lend its aid to a man who founds his cause of action upon an immoral or an illegal act.” So spoke Lord Mansfield CJ in Holman v Johnson (1775) 1 Cowp 341, 343, ushering in two centuries and more of case law about the extent and effect of this maxim. He stated that the reason was one of public policy:

“If, from the plaintiff's own stating or otherwise, the cause of action appears to arise ex turpi causa, or the transgression of a positive law of this country, there the court says he has no right to be assisted. It is upon that ground the court goes; not for the sake of the defendant, but because they will not lend their aid to such a plaintiff. So if the plaintiff and defendant were to change sides, and the defendant was to bring his action against the plaintiff, the latter would then have the advantage of it; for where both are equally in fault, potior est conditio defendentis.”'

('potior est conditio defendentis' is latin and translates to: The position of the defendant is stronger). 

Accordingly, on this approach, the law favoured those who were lucky enough to find they were defendants, rather than claimants, in any dispute. Because the Courts would not assist those who needed, to found a causes of action, to plead/rely upon an immoral or an illegal act. A criticism can immediately be raised by this. It rather blindly places the misfortune of being without the law and its protection (through Court orders) on whoever, by happenstance, needs the Court's involvement. It denies assistance: (a) whatever the wider moral picture might be, and (b) whether that is a fair outcome / a good outcome for the integrity of the legal system. If the Court declines to assist, it leaves the loss sought to be remedied/redressed by claim, where it lies, whatever the overall merits/justice of that is, when viewed holistically.

Following Lord Mansfield CJ seminal maxim, the law developed, but was criticised for being 'very unclear' (Patel v Mirza, paragraph 8) 

At paragraph 9, Lord Toulson identified the issue in Patel v Mirza as (as stated above):

'...whether Lord Mansfield CJ's maxim precludes a party to a contract tainted by illegality from recovering money paid under the contract from the other party under the law of unjust enrichment (to use the term now generally favoured by scholars for what used previously to be labelled restitution and, before that, quasi-contract).' 

He recorded, in brief that:

'On one side it is argued that the maxim applies as much to such a claim as to a claim in contract, and that the court must give no assistance to a party which has engaged in any form of illegality. On the other side it is argued that such an approach would not advance the public policy which underlies Lord Mansfield CJ's maxim, once the underlying policy is properly understood.' (paragraph 9)

Reviews 

Lord Toulson undertook a wide survey of this area of law. Distilling it under the following categories:

(1) the facts of Mr Patel's claim and how it was decided in the courts below: see paragraphs 11 to 16;

(2) approach of the House of Lords in Tinsley v Milligan [1994] 1 AC 340: see paragraphs 17 to 20;

(3) Law Commission report - and its review and proposals, to address what it perceived to be the unsatisfactory features: see paragraphs 21 to 49.

(4) European law and its potential impact on our domestic law: see paraparagraphss 33 to 39;

(5) Approach adopted in Australia, Canada and the USA: see paragraphs 50 to 66

(6) address developments since the Law Commission's report, including three then recent decisions of the court, which laid bare a division of opinion about the framework for deciding issues of illegality: see paragraphs 67 to 81

(7) “The law at a crossroads”: see paragraphs 82 to 94.

Readers can consider those, should they wish to.

PATEL V MIRZA - CRITICAL PART OF THE JUDGMENT

This then lead to the critical part of the judgment (as labelled in paragraph 10) - which Lord Toulson gives, under the headings: (a) 'The way forward' (paragraphs 95 to 119); and (b) 'Summary and disposal' (paragraph 120 to 121). The quotations are extensive, but are worth setting out in full.

The way forward maxims ex turpi causa non oritur actio (no action arises from a disgraceful cause) and in pari delicto potior est conditio defendentis (where both parties are equally in the wrong the position of the defendant is the stronger)

Lord Toulson: 

(1) noted that maxims can be misleading (paragraphs 95 to 98[6]), and this includes the maxims[7]:

(a) 'ex turpi causa' (meaning 'from a disgraceful cause'; with 'ex turpi causa non oritur actio' meaning 'no action arises from a disgraceful cause'); and

(b) 'in pari delicto' (roughly translating into 'in equal fault' and 'in pari delicto potior est conditio defendentis' meaning 'where both parties are equally in the wrong the position of the defendant is the stronger'),

(2) identified two broad discernable policy reasons or the common law doctrine of illegality as a defence to a civil claim. Lord Toulson said, at paragraph 99:

'Looking behind the maxims, there are two broad discernible policy reasons for the common law doctrine of illegality as a defence to a civil claim. One is that a person should not be allowed to profit from his own wrongdoing. The other, linked, consideration is that the law should be coherent and not self-defeating, condoning illegality by giving with the left hand what it takes with the right hand.'

(3) held that the focus should be on the question whether allowing recovery for something which was illegal would produce inconsistency and disharmony in the law, and so cause damage to the integrity of the legal system, not whether the claimant (plaintiff) is “getting something” out of the wrongdoing. Lord Toulson said, at paragraphs 100 and 101:

'Lord Goff observed in the Spycatcher case, Attorney General v Guardian Newspapers Ltd (No 2) [1990] 1 AC 109, 286, that the “statement that a man shall not be allowed to profit from his own wrong is in very general terms, and does not of itself provide any sure guidance to the solution of a problem in any particular case”. In Hall v Hebert [1993] 2 SCR 159 McLachlin J favoured giving a narrow meaning to profit but, more fundamentally, she expressed the view, at pp 175–176, that, as a rationale, the statement that a plaintiff will not be allowed to profit from his or her own wrongdoing does not fully explain why particular claims have been rejected, and that it may have the undesirable effect of tempting judges to focus on whether the plaintiff is “getting something” out of the wrongdoing, rather than on the question whether allowing recovery for something which was illegal would produce inconsistency and disharmony in the law, and so cause damage to the integrity of the legal system.

That is a valuable insight, with which I agree.'

(4) accepted that 'inconsistency and disharmony in the law' is rather open, but that this was not a weakness (to its utility). He said 'I agree ... that this expression leaves open what is meant by inconsistency (or disharmony) in a particular case, but I do not see this as a weakness.' (paragraph 101)

(5) was able to give some guidance as to how to resolve whether, to allow a particular claim, it would result in 'inconsistency and disharmony in the law'. Part of this is to ask: whether allowing the claim (which is in some way tainted by illegality) would be contrary to the public interest, because it would be harmful to the integrity of the legal system. On this, Lord Toulson identified 3 necessary considerations. Lord Toulson said, at paragraph 101 [note: the subparagraphs (a), (b) and (c) to paragraph 101 have been separated out into separate subparagraphs, to aid comprehension]:

'It is not a matter which can be determined mechanistically. So how is the court to determine the matter if not by some mechanistic process? In answer to that question I would say that one cannot judge whether allowing a claim which is in some way tainted by illegality would be contrary to the public interest, because it would be harmful to the integrity of the legal system, without

(a) considering the underlying purpose of the prohibition which has been transgressed,

(b) considering conversely any other relevant public policies which may be rendered ineffective or less effective by denial of the claim, and

(c) keeping in mind the possibility of overkill unless the law is applied with a due sense of proportionality. We are, after all, in the area of public policy.

That trio of necessary considerations can be found in the case law.'

Consideration (a)

Lord Toulson addressed Consideration (a) - 'considering the underlying purpose of the prohibition which has been transgressed' - at paragraph 102:

'The relevance of taking into account the purpose of the relevant prohibition is self-evident. The importance of taking account of the relevant statutory context is illustrated by Hardy v Motor Insurers' Bureau [1964] 2 QB 745. The Road Traffic Act 1960 required a motorist to be insured against the risk of causing death or personal injury through the use of a vehicle on a road, but a line of authorities established that a contract to indemnify a person against the consequences of a deliberate criminal act is unenforceable. The plaintiff, a security officer at a factory, was injured when he was trying to question the driver of a van, who drove off at speed and dragged him along the road. The driver was convicted of unlawfully causing grievous bodily harm. The driver being uninsured, the plaintiff sued the defendant under an agreement between the defendant and the Minister of Transport, by which the defendant agreed to satisfy any judgment against a motorist for a liability required to be covered under a motor insurance policy. The defendant relied on the maxim ex turpi causa, arguing that a contract purporting to insure the driver against his own deliberate criminal conduct would have been unlawful. The defence was rejected. Diplock LJ said [1964] 2 QB 745, 767:

“The rule of law on which the major premise is based—ex turpi causa non oritur actio—is concerned not specifically with the lawfulness of contracts but generally with the enforcement of rights by the courts, whether or not such rights arise under contract. All that the rule means is that the courts will not enforce a right which would otherwise be enforceable if the right arises out of an act committed by the person asserting the right (or by someone who is regarded in law as his successor) which is regarded by the court as sufficiently anti-social to justify the court's refusing to enforce that right.”

He observed that the purpose of the relevant statutory provision was the protection of persons who suffered injury on the road by the wrongful acts of motorists. This purpose would have been defeated if the common law doctrine of illegality had been applied so as to bar the plaintiff's claim.'

Consideration (b)

Lord Toulson addressed, briefly, Consideration (b) - 'considering conversely any other relevant public policies which may be rendered ineffective or less effective by denial of the claim' - at paragraph 103:

'Hounga v Allen [2014] 1 WLR 2889 and R (Best) v Chief Land Registrar [2016] QB 23 are illustrations of cases in which there were countervailing public interest considerations, which needed to be balanced.'

Consideration (c)

Lord Toulson addressed, briefly, Consideration (c) - '...possibility of overkill unless the law is applied with a due sense of proportionality' - at paragraphs 104 to 108:

'As to the dangers of overkill, Lord Wright gave a salutary warning in Vita Food Products Inc v Unus Shipping Co Ltd [1939] AC 277, 293:

“Nor must it be forgotten that the rule by which contracts not expressly forbidden by statute or declared to be void are in proper cases nullified for disobedience to a statute is a rule of public policy only, and public policy understood in a wider sense may at times be better served by refusing to nullify a bargain save on serious and sufficient grounds.”

To similar effect Devlin J questioned “whether public policy is well served by driving from the seat of judgment everyone who has been guilty of a minor transgression” in St John Shipping Corpn v Joseph Rank Ltd [1957] 1 QB 267, 288–289.

In Saunders v Edwards [1987] 1 WLR 1116, 1134 Bingham LJ said:

“Where issues of illegality are raised, the courts have (as it seems to me) to steer a middle course between two unacceptable positions. On the one hand it is unacceptable that any court of law should aid or lend its authority to a party seeking to pursue or enforce an object or agreement which the law prohibits. On the other hand, it is unacceptable that the court should, on the first indication of unlawfulness affecting any aspect of a transaction, draw up its skirts and refuse all assistance to the plaintiff, no matter how serious his loss nor how disproportionate his loss to the unlawfulness of his conduct.”

In considering whether it would be disproportionate to refuse relief to which the claimant would otherwise be entitled, as a matter of public policy, various factors may be relevant. Professor Burrows' list is helpful but I would not attempt to lay down a prescriptive or definitive list because of the infinite possible variety of cases. Potentially relevant factors include the seriousness of the conduct, its centrality to the contract, whether it was intentional and whether there was marked disparity in the parties' respective culpability.'

The integrity and harmony of the law permit—and I would say require—such flexibility. Part of the harmony of the law is its division of responsibility between the criminal and civil courts and tribunals. Punishment for wrongdoing is the responsibility of the criminal courts and, in some instances, statutory regulators. It should also be noted that under the Proceeds of Crime Act 2002 the state has wide powers to confiscate proceeds of crime, whether on a conviction or without a conviction. Punishment is not generally the function of the civil courts, which are concerned with determining private rights and obligations. The broad principle is not in doubt that the public interest requires that the civil courts should not undermine the effectiveness of the criminal law; but nor should they impose what would amount in substance to an additional penalty disproportionate to the nature and seriousness of any wrongdoing. The ParkingEye case [2013] QB 840 is a good example of a case where denial of claim would have been disproportionate. The claimant did not set out to break the law. If it had realised that the letters which it was proposing to send were legally objectionable, the text would have been changed. The illegality did not affect the main performance of the contract. Denial of the claim would have given the defendant a very substantial unjust reward. Respect for the integrity of the justice system is not enhanced if it appears to produce results which are arbitrary, unjust or disproportionate.'

The reference to 'Professor Burrows' list is helpful' in paragraph 107 above, is to Professor Burrows' list, as Lord Toulson set out in paragraph 93. At paragraph 93, Lord Toulson said:

'If a “range of factors” approach were preferred, Professor Burrows suggested, at pp 229–230, that a possible formulation would read as follows:

“If the formation, purpose or performance of a contract involves conduct that is illegal (such as a crime) or contrary to public policy (such as a restraint of trade), the contract is unenforceable by one or either party if to deny enforcement would be an appropriate response to that conduct, taking into account where relevant— (a) how seriously illegal or contrary to public policy the conduct was; (b) whether the party seeking enforcement knew of, or intended, the conduct; (c) how central to the contract or its performance the conduct was; (d) how serious a sanction the denial of enforcement is for the party seeking enforcement; (e) whether denying enforcement will further the purpose of the rule which the conduct has infringed; (f) whether denying enforcement will act as a deterrent to conduct that is illegal or contrary to public policy; (g) whether denying enforcement will ensure that the party seeking enforcement does not profit from the conduct; (h) whether denying enforcement will avoid inconsistency in the law thereby maintaining the integrity of the legal system.”

Professor Burrows noted that the final factor is capable of a wider or narrower approach, depending on what one understands by inconsistency.'

(6) spoke more broadly. Lord Toulson in Patel v Mirza said, at paragraphs 109 onwards:

'The courts must obviously abide by the terms of any statute, but I conclude that it is right for a court which is considering the application of the common law doctrine of illegality to have regard to the policy factors involved and to the nature and circumstances of the illegal conduct in determining whether the public interest in preserving the integrity of the justice system should result in denial of the relief claimed. I put it in that way rather than whether the contract should be regarded as tainted by illegality, because the question is whether the relief claimed should be granted.'

(7) said that the 'the reliance rule', as laid down in: (a) Bowmakers Ltd v Barnet Instruments Ltd [1945] KB 65; and (b) Tinsley v Milligan [1994] 1 AC 340, should no longer be followed (paragraph 110) and that 'Unless a statute provides otherwise (expressly or by necessary implication), property can pass under a transaction which is illegal as a contract...' (paragraph 110)

(8) dealt with the particular circumstances of an owner seeking to enforce his title - recognising that 'There may be circumstances in which a court will refuse to lend its assistance to an owner to enforce his title as, for example, where to do so would be to assist the claimant in a drug trafficking operation, but the outcome should not depend on a procedural question.' Continuing on the same point, Lord Toulson, at paragraphs 111 and 112, said:

'In Bowmakers Ltd v Barnet Instruments Ltd [1945] KB 65 the claim was for conversion of goods which had been obtained by the plaintiffs and supplied to the defendant under transactions which were assumed to be tainted by illegality. The Court of Appeal rightly said, at p 71, that 

“a man's right to possess his own chattels will as a general rule be enforced against one who, without any claim of right, is detaining them, or has converted them to his own use, even though it may appear either from the pleadings, or in the course of the trial, that the chattels in question came into the defendant's possession by reason of an illegal contract between himself and the plaintiff …”

but it added the qualifying words

“provided that the plaintiff does not seek, and is not forced, either to found his claim on the illegal contract or to plead its illegality in order to support his claim.”

The objections to the proviso have already been identified. It makes the question whether the court will refuse its assistance to the claimant to enforce his title to his property depend on a procedural question and it has led to uncertain case law about what constitutes reliance. The court ended its judgment, at p 72, by saying:

“We are satisfied that no rule of law, and no considerations of public policy, compel the court to dismiss the plaintiffs' claim in the case before us, and to do so would be, in our opinion, a manifest injustice.”

That conclusion, rather than the answer to a procedural question, should have been the end of the illegality defence, since it is based on public policy.

In Tinsley v Milligan [1994] 1 AC 340, even if Miss Milligan had not owned up and come to terms with the DSS, it would have been disproportionate to have prevented her from enforcing her equitable interest in the property and conversely to have left Miss Tinsley unjustly enriched.'

(9) rejected the objection that the approach propounded above in Patel v Mirza - the 'range of factors' / flexiable approach - would involve unacceptable uncertainty. Lord Toulson said, at paragraph 113:

'Critics of the “range of factors” approach say that it would create unacceptable uncertainty. I would make three points in reply. First, one of the principal criticisms of the law has been its uncertainty and unpredictability. Doctrinally it is riven with uncertainties: see, for example, paras 4–8 above. There is also uncertainty how a court will in practice steer its way in order to reach what appears to be a just and reasonable result. Second, I am not aware of evidence that uncertainty has been a source of serious problems in those jurisdictions which have taken a relatively flexible approach. Third, there are areas in which certainty is particularly important. Ordinary citizens and businesses enter into all sorts of everyday lawful activities which are governed by well understood rules of law. Lord Mansfield CJ said in Vallejo v Wheeler (1774) 1 Cowp 143, 153:

“In all mercantile transactions the great object should be certainty: and therefore, it is of more consequence that a rule should be certain, than whether the rule is established one way or the other. Because speculators in trade then know what ground to go upon.”

The same considerations do not apply in the same way to people contemplating unlawful activity. When he came to decide cases involving illegality, Lord Mansfield CJ acted in accordance with his judgment about where the public interest lay: see paras 96–98.'

(10) considered, in essence, that it was right for the Court to remedy the unsatisfactory/defective state of the doctrine of illegality. Waiting for Parliament to grapple with law reform would/was taking too long. Lord Toulson said, at paragraphs 113 onwards:

'In Tinsley v Milligan Lord Goff considered that if the law was to move in a more flexible direction, to which he was not opposed in principle, there should be a full investigation by the Law Commission (which has happened) and that any reform should be through legislation. Realistically, the prospect of legislation can be ignored. The Government declined to take forward the commission's bill on trusts because it was not seen to be “a pressing priority for government” (a phrase familiar to the commission), and there is no reason for optimism that it would take a different view if presented with a wider bill. In Clayton v The Queen (2006) 231 ALR 500, para 119, Kirby J said that waiting for a modern Parliament to grapple with issues of law reform is like “waiting for the Greek Kalends. It will not happen” and that “Eventually courts must accept this reality and shoulder their own responsibility for the state of the common law”. The responsibility of the courts for dealing with defects in the common law was recently emphasised by this court in R v Jogee [2017] AC 387, para 85, and Knauer v Ministry of Justice [2016] AC 908, para 26. In each of those cases the court decided that it should depart from previous decisions of the House of Lords. That is never a step taken lightly. In departing from Tinsley v Milligan [1994] 1 AC 340 it is material that it has been widely criticised; that people cannot be said to have entered into lawful transactions in reliance on the law as then stated; and, most fundamentally, that the criticisms are well founded.'

(11) endorsed the approach and conclusion of Gloster LJ (in the Court of Appeal [2014] EWCA Civ 1047; [2015] Ch 271), remarking that Gloster LJ had rightly asked whether the policy underlying the rule which made the contract between Mr Patel and Mr Mirza illegal, would be stultified if Mr Patel's claim in unjust enrichment were allowed. Lord Toulson said, at paragraph 115:

'In the present case I would endorse the approach and conclusion of Gloster LJ. She correctly asked herself whether the policy underlying the rule which made the contract between Mr Patel and Mr Mirza illegal would be stultified if Mr Patel's claim in unjust enrichment were allowed.'

(12) agreed with Gloster LJ's approach:

(a) examination of the policy underlying the prohibition (the insider dealing statutory provisions); 

(b) asking - do considerations of public policy, require the claimant to forfeit the monies he paid over and now seeks an order for their return (pursuant to a unjust enrichment claim);

(c) asking - whether to refuse the claimant's claim, would be a just and proportionate response to the illegality. 

Lord Toulson said, at paragraph 115:

After examining the policy underlying the statutory provisions about insider dealing, she concluded that there was no logical basis why considerations of public policy should require Mr Patel to forfeit the moneys which he paid into Mr Mirza's account, and which were never used for the purpose for which they were paid. She said that such a result would not be a just and proportionate response to the illegality. I agree.'

Lord Toulson added:

'It seems likely that Lord Mansfield CJ would also have agreed: see Walker v Chapman (1773) Lofft 342. Mr Patel is seeking to unwind the arrangement, not to profit from it.' (paragraph 115)

(13) focusing on an unjust enrichment claim, said: '...a person who satisfies the ordinary requirements of a claim in unjust enrichment will not prima facie be debarred from recovering money paid or property transferred by reason of the fact that the consideration which has failed was an unlawful consideration.' This replaced any need to consider locus poenitentiae (roughly translating into 'A place for repentance') (a basic rule and limited exceptions)

Lord Toulson made clear though that, if there is a particular reason for the court to refuse its assistance to the claimant, it may do so. This applies equally to:

(a) unjust enrichment claim;

(b) owner to enforce his title to property

though he noted that such cases are likely to be rare. The example of a drug trafficker was repeated. Another is seemingly a contract to commit murder. 

'It is not necessary to discuss the question of locus poenitentiae which troubled the courts below, as it has troubled other courts, because it assumed importance only because of a wrong approach to the issue whether Mr Patel was prima facie entitled to the recovery of his money. In place of the basic rule and limited exceptions to which I referred at para 44 above, I would hold that a person who satisfies the ordinary requirements of a claim in unjust enrichment will not prima facie be debarred from recovering money paid or property transferred by reason of the fact that the consideration which has failed was an unlawful consideration. I do not exclude the possibility that there may be particular reason for the court to refuse its assistance to the claimant, applying the kind of exercise which Gloster LJ applied in this case, just as there may be a particular reason for the court to refuse to assist an owner to enforce his title to property, but such cases are likely to be rare. (At para 110 I gave the example of a drug trafficker.) In Tappenden v Randall (1801) 2 Bos & P 467, 471, a case of a successful claim for the repayment of money paid for an unenforceable consideration which failed, Heath J said obiter that there might be

“cases where the contract may be of a nature too grossly immoral for the court to enter into any discussion of it; as where one man has paid money by way of hire to another to murder a third person.”

The case was mentioned by the Law Commission (Consultation Paper No 189), para 4.53, but there is a dearth of later case law on the point. This is hardly surprising because a person who takes out a contract on the life of a third person is not likely to advertise his guilt by suing. But as a matter of legal analysis it is sufficient for present purposes to identify the framework within which such an issue may be decided.' 

On the facts, Lord Toulson noted that 'No particular reason has been advanced in this case to justify Mr Mirza's retention of the monies beyond the fact that it was paid to him for the unlawful purpose of placing an insider bet.' (paragraph 116).

(14) considered an analogy drawn with the case of Parkinson v College of Ambulance Ltd [1925] 2 KB 1, involving bribes to officials. He noted that 'Bribes of all kinds are odious and corrupting, but it does not follow that it is in the public interest to prevent their repayment.' (paragraph 118) but, 'There are two sides to the equation. If today it transpired that a bribe had been paid to a political party, a charity or a holder of public office, it might be regarded as more repugnant to the public interest that the recipient should keep it than that it should be returned' (paragraph 118)[8]. This is an example of the court considering Consideration (b) (identified as a consideration, above) - that is, considering conversely any other relevant public policies which may be rendered ineffective or less effective by denial of the claim (i.e. it is worse to let a political party/charity/holder of public office keep a bribe, than have it returned)

Summary and disposal

Helpfully, Lord Toulson in Patel v Mirza gave a summary of the position, at paragraph 120:

'The essential rationale of the illegality doctrine is that it would be contrary to the public interest to enforce a claim if to do so would be harmful to the integrity of the legal system (or, possibly, certain aspects of public morality, the boundaries of which have never been made entirely clear and which do not arise for consideration in this case). In assessing whether the public interest would be harmed in that way, it is necessary (a) to consider the underlying purpose of the prohibition which has been transgressed and whether that purpose will be enhanced by denial of the claim, (b) to consider any other relevant public policy on which the denial of the claim may have an impact and (c) to consider whether denial of the claim would be a proportionate response to the illegality, bearing in mind that punishment is a matter for the criminal courts. Within that framework, various factors may be relevant, but it would be a mistake to suggest that the court is free to decide a case in an undisciplined way. The public interest is best served by a principled and transparent assessment of the considerations identified, rather by than the application of a formal approach capable of producing results which may appear arbitrary, unjust or disproportionate.'

In relation to a claim for unjust enrichment, to recover money paid for an unlawful purpose, Lord Toulson said, at paragraph 121:

'A claimant, such as Mr Patel, who satisfies the ordinary requirements of a claim for unjust enrichment, should not be debarred from enforcing his claim by reason only of the fact that the money which he seeks to recover was paid for an unlawful purpose. There may be rare cases where for some particular reason the enforcement of such a claim might be regarded as undermining the integrity of the justice system, but there are no such circumstances in this case. I would dismiss the appeal.'

KLIERS 1350

Judge Michell in Shayler gave a helpful summary of Kliers 1350, at paragraph 128:

'In [Kliers] the Claimant was party to an arrangement by which the house for which she paid the deposit with her husband and which was the home of the Claimant and her husband, was purchased in the name of her husband's brother for the purposes of facilitating fraud. The fraud was obtaining mortgage funds on the basis of a false declaration that the house was being bought for the brother's sole occupation and obtaining housing benefit to which the Claimant and her husband would not be entitled. The Court found that the Claimant had entered into the arrangement by reason of undue influence. The learned judge found that the public policy against fraud, though strong, did not militate against giving the Claimant the remedy of a declaration that she was beneficially entitled to a share in the house. The learned judges stated

"To leave matters where they stand is, in fact, to continue the perpetration of the fraud…The reality is that the illegal activities which have taken place have to be undone and remedied and part of that is assisted, not damaged, by the grant of declaratory relief".

The latter sentence is explained by the fact that the Claimant had undertaken to the Court to give disclosure to the authorities and to take steps to ensure both the mortgagee and the housing benefit authorities were repaid out of the house.'

So, accordingly, the Court did not refuse to assist a claimant/refuse to declare she held a beneficial interest in a property, on the grounds of illegality - namely: (a) mortgage fraud; and (b) housing benefits fraud (more accurately[8a], it was: (i) housing benefit fraud, (ii) HMRC overpaid tax credits fraud; (iii) Council Tax benefit fraud)

STOFFEL 

Stoffel is a mortgage fraud case, but because it is from the Supreme Court, it is considered here. Lord Lloyd-Jones (with whom Lord Reed PSC; Lord Hodge DPSC; Lady Black JSC; Lord  Lady Arden JSC agreed) said, under the heading 'The new approach to the illegality defence: Patel v Mirza', at paragraphs 22 to 26:

'It is necessary to examine in a little detail Lord Toulson JSC's exposition in Patel v Mirza [2017] AC 467 of the new approach to the illegality defence at common law. Having referred to the maxims ex turpi causa non oritur actio (no action arises from a disgraceful cause) and in pari delicto potior est conditio defendentis (where both parties are equally in the wrong the position of the defendant is the stronger), Lord Toulson JSC observed:

“99. Looking behind the maxims, there are two broad discernible policy reasons for the common law doctrine of illegality as a defence to a civil claim. One is that a person should not be allowed to profit from his own wrongdoing. The other, linked, consideration is that the law should be coherent and not self-defeating, condoning illegality by giving with the left hand what it takes with the right hand.

“100. Lord Goff observed in the Spycatcher case, Attorney General v Guardian Newspapers Ltd (No 2) [1990] 1 AC 109, 286, that the ‘statement that a man shall not be allowed to profit from his own wrong is in very general terms, and does not of itself provide any sure guidance to the solution of a problem in any particular case’. In Hall v Hebert [1993] 2 SCR 159 McLachlin J favoured giving a narrow meaning to profit but, more fundamentally, she expressed the view, at pp 175–176, that, as a rationale, the statement that a plaintiff will not be allowed to profit from his or her own wrongdoing does not fully explain why particular claims have been rejected, and that it may have the undesirable effect of tempting judges to focus on whether the plaintiff is ‘getting something’ out of the wrongdoing, rather than on the question whether allowing recovery for something which was illegal would produce inconsistency and disharmony in the law, and so cause damage to the integrity of the legal system.

“101. That is a valuable insight, with which I agree. I agree also with Professor Burrows’ observation that this expression leaves open what is meant by inconsistency (or disharmony) in a particular case, but I do not see this as a weakness. It is not a matter which can be determined mechanistically. So how is the court to determine the matter if not by some mechanistic process? In answer to that question I would say that one cannot judge whether allowing a claim which is in some way tainted by illegality would be contrary to the public interest, because it would be harmful to the integrity of the legal system, without (a) considering the underlying purpose of the prohibition which has been transgressed, (b) considering conversely any other relevant public policies which may be rendered ineffective or less effective by denial of the claim, and (c) keeping in mind the possibility of overkill unless the law is applied with a due sense of proportionality. We are, after all, in the area of public policy. That trio of necessary considerations can be found in the case law.”

This passage makes clear that the evaluation of the factors described in para 101 is directed specifically at determining whether there might be inconsistency damaging to the integrity of the legal system. This is confirmed later in Lord Toulson JSC's judgment where he refers (at para 109) to the need when considering the application of the common law doctrine of illegality “to have regard to the policy factors involved and to the nature and circumstances of the illegal conduct in determining whether the public interest in preserving the integrity of the justice system should result in denial of the relief claimed” and in the following passage at para 120:

“The essential rationale of the illegality doctrine is that it would be contrary to the public interest to enforce a claim if to do so would be harmful to the integrity of the legal system (or, possibly, certain aspects of public morality, the boundaries of which have never been made entirely clear and which do not arise for consideration in this case). In assessing whether the public interest would be harmed in that way, it is necessary (a) to consider the underlying purpose of the prohibition which has been transgressed and whether that purpose will be enhanced by denial of the claim, (b) to consider any other relevant public policy on which the denial of the claim may have an impact and (c) to consider whether denial of the claim would be a proportionate response to the illegality, bearing in mind that punishment is a matter for the criminal courts. Within that framework, various factors may be relevant, but it would be a mistake to suggest that the court is free to decide a case in an undisciplined way. The public interest is best served by a principled and transparent assessment of the considerations identified, rather by than the application of a formal approach capable of producing results which may appear arbitrary, unjust or disproportionate.”

Earlier in his judgment in Patel (at para 76) Lord Toulson JSC had drawn support from the approach of Lord Wilson JSC in Hounga v Allen [2014] 1 WLR 2889, para 42 where Lord Wilson JSC had observed that the defence of illegality rests on the foundation of public policy and continued:

“So it is necessary, first, to ask ‘What is the aspect of public policy which founds the defence?’ and, second, to ask ‘But is there another aspect of public policy to which the application of the defence would run counter?’.” 

Lord Wilson JSC had weighed the policy considerations in that case and concluded that in so far as any public policy existed in favour of applying the illegality defence, it should give way to the public policy to which its application would be an affront. A balancing of the policy considerations in either direction is, therefore, an important element of the decision-making process.

With regard to the third stage of the process, namely the assessment of proportionality, Lord Toulson JSC observed (at para 107):

“In considering whether it would be disproportionate to refuse relief to which the claimant would otherwise be entitled, as a matter of public policy, various factors may be relevant. Professor Burrows’ list [set out at para 93 of Lord Toulson JSC's judgment] is helpful but I would not attempt to lay down a prescriptive or definitive list because of the infinite possible variety of cases. Potentially relevant factors include the seriousness of the conduct, its centrality to the contract, whether it was intentional and whether there was marked disparity in the parties’ respective culpability.”

It is important to bear in mind when applying the “trio of necessary considerations” described by Lord Toulson JSC in Patel (at para 101) that they are relevant not because it may be considered desirable that a given policy should be promoted but because of their bearing on determining whether to allow a claim would damage the integrity of the law by permitting incoherent contradictions. Equally such an evaluation of policy considerations, while necessarily structured, must not be permitted to become another mechanistic process. In the application of stages (a) and (b) of this trio a court will be concerned to identify the relevant policy considerations at a relatively high level of generality before considering their application to the situation before the court. In particular, I would not normally expect a court to admit or to address evidence on matters such as the effectiveness of the criminal law in particular situations or the likely social consequences of permitting a claim in specified circumstances.

The essential question is whether to allow the claim would damage the integrity of the legal system. The answer will depend on whether it would be inconsistent with the policies to which the legal system gives effect. The court is not concerned here to evaluate the policies in play or to carry out a policy-based evaluation of the relevant laws. It is simply seeking to identify the policies to which the law gives effect which are engaged by the question whether to allow the claim, to ascertain whether to allow it would be inconsistent with those policies or, where the policies compete, where the overall balance lies. In considering proportionality at stage (c), by contrast, it is likely that the court will have to give close scrutiny to the detail of the case in hand. Finally, in this regard, since the overriding consideration is the damage that might be done to the integrity of the legal system by its adopting contradictory positions, it may not be necessary in every case to complete an exhaustive examination of all stages of the trio of considerations. If, on an examination of the relevant policy considerations, the clear conclusion emerges that the defence should not be allowed, there will be no need to go on to consider proportionality, because there is no risk of disproportionate harm to the claimant by refusing relief to which he or she would otherwise be entitled. If, on the other hand, a balancing of the policy considerations suggests a denial of the claim, it will be necessary to go on to consider proportionality.'

Later, Lord LLoyd-Jones said, at paragraph 44:

'For one branch of the law to enable a person to profit from behaviour which another branch of the law treats as criminal or otherwise unlawful would tend to produce inconsistency and disharmony in the law and so cause damage to the integrity of the legal system.'

On the facts in Stoffel (summarised in Discovery[9]), though the claimant had participated in a mortgage fraud, the defence of illegality was not available to the the claimant's negligent solicitors, in defence of a claim based on their incompetent service to the claimant, post sale. So, accordingly, the Court did not refuse to assist a claimant on the grounds of illegality - namely, mortgage fraud.

AL-DOWAISAN

Judge Michell in Shayler gave a helpful summary of Al-Dowaisan, at paragraph 129[10]: 

In [Al-Dowaisan], a bank account was set up in the name of the Claimant as nominee for others, including the Defendant making a counterclaim. The learned judge, HH Judge Hodge KC, sitting as a High Court judge found that the bank account was set up for the purpose of concealing the beneficial entitlement of persons including the counterclaimant to the monies passing through the account. This was done for the purpose of tax evasion and the payment of tax due was evaded in this way. The counterclaimant claimed an order for payment to him of £400,000 in the account. The learned judge dismissed the counterclaim on the grounds of illegality for the following reasons:-

(1) for the Court to deny the counterclaim and to allow the Claimant to treat the £400,000 as his own would serve to discourage third parties from taking steps to facilitate tax evasion in the future and would therefore assist in ensuring HM Revenue and Customs receives the tax which is due;

(2) it would serve to discourage people from lying to the police; and

(3) it was not a disproportionate response or undue interference in property rights to deny the Counterclaimant his right to recover the £400,000.'

So, accordingly, the Court did refuse to assist a (counter)claimant on the grounds of illegality - namely, tax evasion.

HEATING TRADE

In Heating Trade:

(1) there was a company (HTS) with 100 issued shares. A Mr Baldudak claimed that he was the sole legal and beneficial owner of 100% of the shares in HTS (paragraph 2), whereas a Mr Matteo asserted that, he was the beneficial owner of 50% of the shares in HTS;

(2) by way of background, Mr Matteo had been married to Mrs Hava Polat ('Mrs Polat'), but Mr Matteo and Mrs Polat were going through divorce proceedings, in particular financial provision proceedings (a financial claim). At one point, Mr Baldudak had 50% of the shares in HTS (legal and beneficial); Mr Matteo had the other 50% of the shares in HTS (legal and beneficial). Later, 1 share was transferred by Mr Matteo to Mr Baldudak for an unrelated reason[11].

(3) then, with the intention of hidding them from Ms Polat, Mr Matteo transferred his 50% of the shares in HTS (44, then 5), to a Mr Baldudak (the 'Transferred Shares')(paragraphs 129 and 134[12]). Mr Matteo then lied on this (6.11.20) original Form E in financial provision proceedings (in essence, seeking to hid this asset from Mrs Polat). Later, on 6.12.20, Mr Matteo: (a) issued a new Form E, in which he admitted to the ownership of Transferred Shares (paragraphs 24, 66 and 144); and so (b) effectively abandoning the illegal purpose/scheme (to mislead the financial provisions court), before it was carried into effect (through a final financial provisions order). The reason for Mr Matteo's change of heart was: (a) not a sudden bout of contrition/benevolent attitude towards Mrs Polat; but rather because (b) Mr Baldudak was excluding Mr Matteo from HTS (paragraphs 20 to 24). The Judge rejected the suggest Mr Matteo '...was frank about his deception in relation to the Form E.' (paragraph 61), holding, rather, that Mr Matteo had been '...forced to admit that he had lied as what he had said did not accord with his subsequent statements.' (paragraph 61)

(4) the Judge held that Mr Matteo held the beneficial interests in the Transferred Shares, post transfer (paragraph 136-137). However, Mr Baldudak contended the Court should not recognise the trust and that Mr Matteo held the beneficial interest in the Transferred Shares, on the grounds of illegality (paragraph 138). After setting out extracts from Patel v Mirza (paragraphs 140), the Judge set out:

(a) the rival submissions (paragraphs 141 to 144), that:

(i) Mr Baldudak submitted that:

'...the illegality here is Mr Matteo's attempt to avoid his lawful obligations to his ex-wife by transferring shares so as to appear they were no longer his and the lies contained in the Form E of 6 November 2020. He says that it would be harmful to the integrity of the legal system if he could pray in aid his conduct to unwind the transfers.

(ii) Mr Matteo submitted that (and these were submission the Judge later stated he agreed with - see below): '...there is no general prohibition on giving a false appearance of poverty.', relying '...on a passage in Lewin, at 6-033, where it is stated:

"The majority [in Patel v Mirza] considered that it would be only in a rare case that the enforcement of a claim might be regarded as harmful to the integrity of the legal system, and thus declined by the court. We consider that in practice it will, as Lord Toulson suggested, now be only an exceptional case where the court will not entertain a claim at all, such that evidence of an illegal purpose is wholly inadmissible."

That Mr Matteo's case was  '...that a refusal to recognise the trusts would be a disproportionate response as it would result in a windfall for Mr Baldudak. It would be unjust and contrary to the public interest because Mr Baldudak was aware of the purposes of the trust, had proposed a similar arrangement in 2020 concerning a partnership in Turkey and part of the purpose of the trust was for his benefit. It the trust were not enforced it would prejudice [Mrs Polat] in the divorce proceedings by putting the shares out of her reach. The public interest is protected by the law of contempt. The court in the financial proceedings is best placed to determine the appropriate consequences.'

(c) the Judge in Heating Trade, at paragraph 144, said: 

'I have not been addressed upon the effect of Mr Matteo having issued a new Form E in which he admitted to the ownership of the shares. Thus the illegal purpose was abandoned before it was carried into effect, in the sense that the court in Mrs Polat's claim was not placed in the position of determining her financial entitlement whilst unaware of his shareholding. In Tribe v Tribe [1996] Ch 107 a father who transferred his shares to his son to protect them from claims by his creditors was held entitled to recover them after he had settled with the creditors as, on the facts, the creditors had not been deceived so the illegal purpose had not been carried into effect. Millet LJ, at 134 considered that the policy underlying the locus poenitentiae principle necessarily encourages "withdrawal from a fraud before it is implemented." Chitty on Contract (33rd Edition at paragraph 16-231) says:

"The decision in the Supreme Court in Patel v Mirza that, where a contract is unenforceable because of illegality, restitution should normally be available, at least where the contract has not been fully executed, appears to endorse the outcome in Tribe v Tribe."'

(d) in conclusion, the Judge said, at paragraphs 145 to 148, that:

(i) he agreed with the submission of Mr Matteo (paragraph 145); and that,

(ii) 'The underlying purpose of the prohibition on preventing Mr Matteo giving a false impression of his assets in matrimonial proceedings is to seek to ensure that his former wife receives that which is due to her in accordance with the provisions of the Matrimonial Proceedings Act 1973, which requires the court to take into account each party's assets and income when making a financial order. That purpose would be thwarted if the claim were to be denied. Neither side has argued that this consideration is not relevant as Mrs Polat could join Mr Baldudak in her financial claim in order to assert that he holds the shares in trust for Mr Matteo so as to be taken account in her claim. It would be a very roundabout way of vindicating her rights to financial provision and the fact that she would be put to the cost and trouble of having to do so justifies the conclusion that refusing relief would thwart the purpose of the prohibition.

The fact that Mr Matteo has taken steps which prevent him from relying on the false information in the original Form E is consistent with the policy because by allowing him to recover his shares in these circumstances encourages the prevention of fraud. It is likely that the change was brought about by the fact that his motive by then was to fight his exclusion from the company, but it was not forced upon him.

The refusal to recognise the trust would be disproportionate and unjust as it would reward Mr Baldudak for wrongdoing in which he was complicit and put his interests, as a joint wrongdoer, ahead of Mrs Polat, who is the innocent party as regards the shares.

I also agree with [counsel for Mr Matteo's] point that the public interest in preventing litigants lying as to their assets is protected by the law of contempt, and had Mr Matteo persisted in his fraud, the court dealing with the financial claim is best placed to determine the consequences.'

BHABRA

Very much obiter[13], the deputy Judge in Bhabra refused to deny a claim, on the ground of illegality for potential tax evasion - a claim for the recover of some company shares. 

In Bhabra, there was a successful (for a time) businessman Hardial and his wife Harbans. They had 2 sons, Dahl and Pom. Dahl married Makinder (who had a sisted call Niku). There was a company ('PML'), the shares of which, were put into Makinder and Niku's names. There was another company Hardial Limited. It was assumed that the beneficial ownership of the PML shares were held by a father Hardial. This placing into Makinder and Niku's names, of the shares, had the potential for misleading the Inland Revenue (paragraph 312). The deputy Judge said 'this may well have happened as the Revenue were told that PML was not associated with Hardial Limited, although this depends on whether common ownership was a sufficient association.' (paragraph 312). The deputy Judge rejected the proposition that this meant Pom's claim to recover the PML shares (said to have been assigned by Hardial to Pom[14]) must be refused, on grounds of illegality. The deputy Judge said, at paragraphs 313 and 314:

'...there is no suggestion that, when the PML shares were transferred to Makinder and Niku, any thought was given as to whether presenting PML as an independent company might in some way improve the tax position either of PML or the other Bhabra family companies. This should be contrasted with the position in Abdullah Al-Dowaisan v Imad Abdul AlSalam [2019] EWHC 301 (Ch) where the entire rationale for the transaction was to conceal taxable profits from the Revenue.

Taking these factors into account, it would in my view be disproportionate to deny Pom's claim. This is not a situation where allowing Pom to recover the PML shares (on the basis that they are now held on trust for him) would damage the integrity of the legal system. I accept that the position might be different if it were shown that the purpose of the transactions was to defraud the Revenue but, as I have said, there is no evidence that this was the case.'

AB v CB

In AB v CB, there was:

(1) Applicant AB - husband;

(2) First Respondent CD - wife;

(3) Second Respondent EF - wife's son.

The husband and wife were getting divorced, and the proceedings were financial remedy proceedings. The husband and wife disputed:

'...whether the assets which would be distributed between them include a piece of land which is adjacent to the former matrimonial home. The Applicant states that it is beneficially owned by the parties whereas the Respondent states that it is both legally and beneficially owned by her son, EF, the Second Respondent.' (paragraph 1).

To provide more details. On 5.4.12, the Applicant and First Respondent completed on the purchase of what became, their matrimonial home (the 'FMH'). At the same time as purchasing this property, an adjacent piece of land was purchased (the 'Land'). It was agreed by all that this Land was purchased in the name of the Second Respondent, but was funded by the Applicant and Respondent (paragraph 6).

The Applicant maintained that: (a) this was not a gift to the Second Respondent (paragraph 9); but rather, (b) there had been/was '...a common intention constructive trust or alternatively a resulting trust for the land to be held by the Applicant and [First Respondent] beneficially.' (paragraph 9); (c) '...the parties originally were intending to purchase both the family home and the land together and it was only once it was pointed out that there was an issue in relation to Stamp Duty thresholds that any consideration was given to placing the two parcels in separate names.' (paragraph 9).

The First Respondent (and Second Respondent position) was that: (a) the Applicant and First Respondent had gifted the Land to the Second Respondent; though (b) agreeing that the Applicant and First Respondent had initially intended to purchase FMH and Land in the joint names of Applicant and First Respondent.

As to who now held the beneficial interest in the Land, the Judge held that Second Respondent was holding the Land for the benefit of the Applicant and First Respondent (in other words, the beneficial interst in the Land was held by the Applicant and First Respondent, and not the Second Respondent). But, there was a question in respect to illegality. The question was whether illegality, in the form of stamp duty tax evasion, meant the Court would not assist, in essence, the Applicant, and recognise that the Second Respondent held the Land on trust for the Applicant (and First Respondent).

Under the heading 'Illegality', the Judge held that illegality was not a bar to the Court assisting, in essence, the Applicant, and recognising that the Second Respondent held the Land on trust for the Applicant (and First Respondent). The Judge said, at paragraphs 78 to 83:

'The sole purpose behind the creation of this trust was an attempt to evade Stamp Duty. The "device" that was used was illegal as there can be no doubt that this was a linked transaction to the purchase of the house. As such, the higher rate of Stamp Duty was due to be paid on the whole transaction. The Solicitor was aware of this and let both the Respondent and Second Respondent know his view.

In Tinsley v Milligan [1993] UKHL 3 it was held that parties could not rely on evidence of their own illegality to establish trust. This decision was overturned by the Supreme Court in Patel v Mirza [2016] UKSC 42 which set out a policy based 'range of factors' approach.

It was stated that a court should consider a "trio of necessary considerations" to determine whether or not the claim should be disallowed on the grounds that it would be contrary to the public interest because it would be harmful to the integrity of the legal system. These are:

a. The underlying purpose of the prohibition which has been transgressed and whether that purpose will be enhanced by denial of the claim;

b. Any other relevant public policy on which the denial of the claimant may have an impact;

c. Whether denial of the claim would be a proportionate response to the illegality, bearing in mind that punishment is a matter for the criminal courts.

The Patel case did not involve an equitable claim but it has been held in Ball v De Marzo [2019] EWHC 1587 that the same considerations apply to such cases.

In considering the above in relation to this claim:

a. The prohibition involved in this case relates to tax evasion which is undoubtedly widespread within the jurisdiction of England and Wales. It is difficult to see how a denial of this claim could possibly impact upon that underlying purpose.

b. No other public policy issue would impact upon this claim.

c. The Stamp Duty involved would have amounted to £12,750. There will no doubt be interest and penalties in relation to that sum. Even once those figures are added it is difficult to see how it could be a proportionate response not to allow a claim relating to land are valued at a gross figure of £137,500. In any event it is assumed that the sum will be paid following this judgment.

I am satisfied that the illegality behind this transaction cannot prevent the finding that the Second Respondent is holding the land for the benefit of the Applicant and Respondent.'

HEVEDI 

In Hevedi, under the heading 'Illegal purpose', Master McQuail said, at paragraphs 32 to 34:

'In a case where a purchaser purchases a property in the name of another for an illegal or wrongful purpose, the Court has to consider the question of illegality of its own motion and volition: Kliers v Schmerler [2018] EWHC 1350 (Ch) per Mr Murray Rosen QC (sitting as a Deputy HCJ) at [80].

In addressing illegality, the Court must consider various factors in order to determine whether the public interest will be harmed if the claim is enforced, having regard to:

(i) the underlying purpose of the prohibition that has been transgressed, and whether that purpose will be enhanced by denial of the claim;

(ii) any other relevant public policy on which the denial of the claim may have an impact; and

(iii) whether the denial of the claim would be a proportionate response to the illegality.

Patel v Mirza [2016] UKSC 42; [2017] A.C. 467 per Lord Toulson at [120].

Denial of a purchaser's claim to an equitable interest in property has been held to be disproportionate, even where it was purchased in the name of another for an illegal purpose: Patel v Mirza at [112]; Kliers at [86].'

On the facts, the Court did not disentitle the claimant to any remedy he was otherwise entitled to. Master McQuail, at paragraph 91,

(1) noted that the judgment creditors of the defendant did not put a positive on illegality (the judgment creditors of the defendant were interested parties; the defendant herself having been debarred from defending (paragraph 20)); and

(2) reasoned:

'In circumstances where the claimant is, on his case, seeking to undo and remedy what might be termed the illegal activities and where he has purchased the rights to his claims from his trustees in bankruptcy it would not be appropriate for the court to allow any illegality to disentitle him to any remedy to which he might otherwise be entitled.' (note, the claimant had gone bankrupt but then later, was able to purchase back, from this trustee in bankruptcy, his rights again (paragraph 3)).

SHAYLER 

In Shayler, a Ms Yeo was the registered proprietor of the Property (25 Naseby Close, Wellingborough). Mr Shayler claimed to have a beneficial interest in the Property under a constructive or resulting trust (paragraph 1). The Judge found that 'the Property was not held on trust for Mr Shayler' (paragraph 123) so the Judge's subsequent consideration of illegality is obiter. But, the Judge did go on to '...whether the Tribunal should refuse to uphold Mr Shayler's claim to a beneficial interest on the grounds of illegality.' (paragraph 123).

By way of background, in 1996, during the currency of Ms Yeo and Mr Shayler's relationship, the Property had been conveyed to Mrs Crooks, Mr Shayler's mother (paragraph 3).

On illegality as a bar to the Tribunal enforcing Mr Shayler beneficial interest in the Property (had he had one), Ms Yeo's submitted that '...the Property was purchased in the name of Mrs Crooks in order to launder the proceeds of Mr Shayler's crimes and to conceal the provenance of those proceeds from the authorities.'  (paragraph 123) and consequently, '...the Tribunal should refuse to  assist Mr Shayler to assert a beneficial interest in the Property.' (paragraph 123). 

After:

(a) stating that 'The applicable legal test for the defence of illegality is set out in the judgment of Lord Toulson in Patel v. Mirza' (paragraph 124) and quoting extract from Patel v Mirza[15];

(b) summarising the decisions in (i) Kliers; and (ii) Al-Dowaisan (set out above);

(c) the Judge in Shayler held, obiter, that '...public policy would require the Tribunal to deny Mr Shayler the right to assert a beneficial interest in the Property at the time it was registered in Ms Crooks's name if, contrary to my findings, the Property would otherwise be held on trust for him.' [bold added]

The Judge's reasons were:

'...Firstly, dealing in illegal drugs, especially class A drugs is a social evil. The consumption of drugs of the type trafficked by Mr Shayler damages the lives of those who become addicted or are otherwise damaged by consuming them, leads to anti-social and criminal behaviour as those addicted try to obtain money with which to purchase the drugs to feed their addiction and the effect is to undermine society. The purpose of the prohibition on the trafficking in class A drugs is to protect members of society from becoming addicted and from the evils that follow from people becoming addicted.'

'Secondly, to deny Mr Shayler an interest in the Property would serve to deter others from lying to the police and the authorities as well as from engaging in drug trafficking in the belief that they can hide the proceeds. I have had regard to the fact that the criminal law provides a means for the proceeds of crime to be confiscated. However, in this case Mr Shayler did not tell the prosecuting authorities or the Crown Court in 2000 that he was the beneficial owner of the Property. Had he done so, the amount of the confiscation order would have been greater because it would have included the value of the Property and not only the amount paid to buy it.'

'Thirdly, to deny Mr Shayler an interest would not be disproportionate.'

SIMON HILL 

BARRISTER 

33 BEDFORD ROW

Simon Hill practices in the following areas: insolvency, company and business law, with some tax and property law.

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[1] Other judgments were given:

(1) Lord Kerr gave a separate judgment, agreeing with Lord Toulson - paragraphs 122 onwards;

(2) Lord Neuberger gave a judgment - paragraphs 145 onwards; 

(3) Lord Mance gave a judgment - paragraphs 187 onwards;

(4) Lord Clarke gave a judgment - paragraphs 210 onwards;

(5) Lord Sumption gave a judgment (with whom Lord Clarke agreed) - paragraphs 224 onwards.

In Singh Bains v Irshad [2025] EWHC 491 (Ch), HHJ Paul Matthews (sitting as a Judge of the High Court), under the heading 'Illegality' said, at paragraphs 282 and 283:

'Sometimes the parties have made an otherwise valid contract, but some aspect of it is unlawful. The question may then arise as to the effect of the illegality on the validity of the contract. In Patel v Mirza [2017] AC 467, SC, a panel of nine Justices sat to consider the so-called "illegality doctrine", as propounded in the House of Lords' decision in Tinsley v Milligan [1994] 1 AC 340, and in three more recent decisions of the Supreme Court. For the majority, Lord Toulson (with whom Lady Hale, and Lords Kerr, Wilson and Hodge, agreed) said:

"120. The essential rationale of the illegality doctrine is that it would be contrary to the public interest to enforce a claim if to do so would be harmful to the integrity of the legal system (or, possibly, certain aspects of public morality, the boundaries of which have never been made entirely clear and which do not arise for consideration in this case). In assessing whether the public interest would be harmed in that way, it is necessary a) to consider the underlying purpose of the prohibition which has been transgressed and whether that purpose will be enhanced by denial of the claim, b) to consider any other relevant public policy on which the denial of the claim may have an impact and c) to consider whether denial of the claim would be a proportionate response to the illegality, bearing in mind that punishment is a matter for the criminal courts. Within that framework, various factors may be relevant, but it would be a mistake to suggest that the court is free to decide a case in an undisciplined way. The public interest is best served by a principled and transparent assessment of the considerations identified, rather by than the application of a formal approach capable of producing results which may appear arbitrary, unjust or disproportionate."

Lord Neuberger took a similar, but not identical approach to Lord Toulson. Lords Mance, Sumption and Clarke reached the same decision as the majority (ie to dismiss the appeal), but by a different route. It is appropriate for me therefore to consider the effect of illegality and public policy by reference to the majority view of Lord Toulson.'

[2] In Islam v Islam [2024] EWHC 1082 (Ch), though Rajah J touched on the doctrine of illegality, when considering shams (an element of which, is dishonesty), ultimately, the issue did not raise. Rajah J said, at paragraph 161, under the heading 'Illegality':

'In light of these findings that there was no sham the illegality doctrine does not arise, and the principles in Patel v Mirza do not need to be applied.

[3] In Patel v Mirza [2016] UKSC 42 [2017] AC 467 [2016] 3 WLR 399, Lord Kerr, who gave a judgment agreeing with Lord Toulson, said that approach being adopted, was not a 'an open and unsettled range of factors' approch. At paragraph 123, Lord Kerr said:

'The approach commended by Lord Toulson JSC does not involve engaging with “an open and unsettled range of factors”: Lord Mance JSC, at para 192 of his judgment. On the contrary, as I see it, Lord Toulson JSC's judgment outlines a structured approach to a hitherto intractable problem. It is an approach, moreover, which, if properly applied, will promote, rather than detract from, consistency in the law. And it has the added advantage of avoiding the need to devise piecemeal and contrived exceptions to previous formulations of the illegality rule.'

[4] In Stoffel and Co v Grondona [2021] AC 540 ('Stoffel'), Lord Lloyd-Jones said, at paragraph 1:

'In Patel v Mirza a majority of the Supreme Court rejected the reliance principle as applied in Tinsley v Milligan [1994] 1 AC 340, whereby relief was refused to parties who had to rely on their own illegality to establish their case. In its place, the majority adopted a more flexible approach which openly addresses the underlying policy considerations involved and reaches a balanced judgment in each case, and which also permits account to be taken of the proportionality of the outcome.'

and, 

'The present appeal raises issues as to the application of the new policy-based approach outlined in Patel v Mirza in the context of a claim for negligent breach by a solicitor of his retainer, a concurrent claim in breach of contract and in tort'

[5] In Singh Bains v Irshad [2025] EWHC 491 (Ch), HHJ Paul Matthews (sitting as a Judge of the High Court), under the subheading 'The effect of illegality' held that illegality did not bar the relevant assertion of rights. He said, at paragraph 312 to 314:

'It is not unlawful in itself to use a different name from the one by which a person usually goes. But, depending on the circumstances, a person so doing runs the risk, amongst others, of committing the tort of deceit, or one of a number of criminal offences, such as fraud. In the present case, the use by the claimant of the name Aamer Gull in entering the partnership at will with the first defendant did not deceive the first defendant. She understood it to be just another name for the claimant. As against her, there was nothing unlawful in using that name. She understood correctly that the partnership at will into which she was entering was between the claimant and herself. On the face of it, therefore, there is no reason to deny the claimant the rights and benefits of that partnership, as against the first defendant, merely because he used another name in doing so.

It may perhaps be that the attempts to make claims against the life assurance companies following the alleged death of Aamer Gull involved the commission of criminal offences by some one or more persons. For present purposes I will simply assume (without deciding) that it is so. But in my judgment the question which I must consider is whether it "would be harmful to the integrity of the legal system" to give effect to any rights which the claimant had against the first defendant pursuant to the partnership at will into which he entered with her. The claims against the insurance companies arose out of policies which were taken out at the instance of the claimant to provide funds to pay off the mortgage loans that had been taken out in acquiring the properties.

I do not consider that the purpose of the criminal prohibition against fraudulent insurance claims will be enhanced by denial of the claimant's claim to his partnership rights. Nor do I consider that there is any other public policy on which the denial of the claim may have an impact. In these circumstances, I do not consider that denial of the claim would be a proportionate response to the illegality. Accordingly, if I had not found on the facts that the claimant's rights under that partnership at will had come to an end by reason of the buy-out by the first defendant, I would not have declined to enforce his partnership rights merely on the grounds of illegality.' [words in bold are in italics in original]

In a sense, all the trio of considerations identified by Lord Toulson in Patel v Mirza, favoured the doctrine of illegality not interfering in the recognition of, and enforcement of, existing (partnership at will) rights.

[6] In Patel v Mirza [2016] UKSC 42 [2017] AC 467 [2016] 3 WLR 399, Lord Toulson said, at paragraphs 95 to 98:

'In Yarmouth v France (1887) 19 QBD 647, 653, Lord Esher MR said:

“… I detest the attempt to fetter the law by maxims. They are almost invariably misleading: they are for the most part so large and general in their language that they always include something which really is not intended to be included in them.”

In Lissenden v C A v Bosch Ltd [1940] AC 412, 435, Lord Wright quoted Lord Esher's words and added:

“Indeed these general formulae are found in experience often to distract the court's mind from the actual exigencies of the case, and to induce the court to quote them as offering a ready made solution.”'

The maxims ex turpi causa and in pari delicto are no exception. It is interesting that, according to Professor JK Grodecki, Lord Mansfield CJ himself was “conscious that if the brocard in pari delicto was to be a beneficial rule of jurisprudence it should not be allowed to become rigid and inflexible”: “In pari delicto potior est conditio defendentis” (1955) 71 LQR 254, 258. Professor Grodecki gave examples including Smith v Bromley (1760) 2 Doug KB 696n and Walker v Chapman (1773) Lofft 342.

In Smith v Bromley 2 Doug KB 696n (the earliest case in which the maxim in pari delicto appears to have been used) Lord Mansfield CJ granted recovery to the plaintiff of money paid by the plaintiff to procure her brother's discharge from bankruptcy, which was an illegal consideration. As he explained, at p 698, Lord Mansfield CJ regarded it as in the public interest that the plaintiff should be repaid notwithstanding the illegal purpose of the payment: “Upon the whole, I am persuaded it is necessary, for the better support and maintenance of the law, to allow this action; for no man will venture to take, if he knows he is liable to refund.”

In Walker v Chapman Lofft 342 the defendant, who was a page to the King, offered to take a bribe of £50 from the plaintiff in return for securing him a place in the Customs. The bribe was paid but the plaintiff did not obtain the appointment and so he sued for the return of his money. It was argued for the defendant that no action would lie, the plaintiff being party to an iniquitous contract, and that the law would not suffer a party to “draw justice from a foul fountain”. Lord Mansfield CJ rejected the defence, distinguishing between a claim to overturn an illegal contract and a claim to obtain benefit from it. Later judges have taken a different and stricter approach.'

[7] In Stoffel and Co v Grondona [2021] AC 540, Lord Lloyd-Jones (with whom Lord Reed PSC; Lord Hodge DPSC; Lady Black JSC; Lord  Lady Arden JSC agreed) gave definitions for these maxims, at paragraph 22, wherein, he said:

'Having referred to the maxims ex turpi causa non oritur actio (no action arises from a disgraceful cause) and in pari delicto potior est conditio defendentis (where both parties are equally in the wrong the position of the defendant is the stronger)...'

[8] In Patel v Mirza [2016] UKSC 42 [2017] AC 467 [2016] 3 WLR 399, Lord Toulson said, at paragraphs 117 and 118:

'In support of his argument that this purpose was sufficient to disentitle Mr Patel from obtaining the return of his money, Mr Collings relied on cases such as Parkinson v College of Ambulance Ltd [1925] 2 KB 1. In that case the plaintiff made a donation to a charity to secure a knighthood. When the honour failed to materialise he sued for the return of his money. The claim was rejected.

Bribes of all kinds are odious and corrupting, but it does not follow that it is in the public interest to prevent their repayment. There are two sides to the equation. If today it transpired that a bribe had been paid to a political party, a charity or a holder of public office, it might be regarded as more repugnant to the public interest that the recipient should keep it than that it should be returned. We are not directly concerned with such a case but I refer to it because of the reliance placed on that line of authorities.'

Separately, and for completeness, Lord Toulson confirmed, at paragraph 119, that Mohamed v Alaga & Co [2000] 1 WLR 1815 had been correctly decided:

'Since criticism was made of the Court of Appeal's decision in Mohamed v Alaga & Co [2000] 1 WLR 1815, I would affirm its correctness and reject the view that it should somehow be confined to its own peculiar facts. With hindsight, it is perhaps unfortunate that this court did not have the opportunity of considering a claim by Miss Hounga for a quantum meruit.'

[8a] Kliers v Kliers [2020] EWHC 1026 (Fam); [2020] 2 FLR 1276 ('Kliers 1026') can be seen as the 'follow on' case from Kliers v Schmerler [2018] EWHC 1350 (Ch) ('Kliers 1350'). 

(1) Kliers 1350 was in the Chancery Division - between the wife and the legal title holder; 

(2) Kliers 1026 was in the Family Division - between the wife and the husband. 

In both cases, illegality as an issue arose, in respect to the purchase of a property, and what should be done with it:

(1) in Kliers 1350, the wife defeated a defence of illegality; 

(2) in Kliers 1026, the wife (unsuccessfullly) sought an order for sale of the property on the basis of the illegality around its purchase. 

It reaching the decision in Kliers 1026, the Court considered the decision in Kliers 1350. In Kliers 1026, the Judge helpfully set out (leaving aside the mortgage company), who had been defrauded (the local council - Hackney LBC, and HMRC) and so who needed to be repaid, at paragraphs 18 and 19:

'The amounts which were to be repaid from the loan proceeds fall into 3 categories:

a. £129,123.62 in housing benefit claimed for the period before the parties' separation in the name of the wife from Hackney.

b. £91,721.14 in housing benefit claimed by the husband for the period after the parties' separation, also to Hackney. Both of these sums were in fact repaid by the husband's solicitors on 4th March 2020.

c. The husband's solicitors retain £96,188, towards £97,300 which is owing to HMRC in relation to overpaid tax credits dating back to the time of the marriage.

Furthermore, each party owes some arrears of Council Tax; £7,767.76 in the husband's case, and £3,720.73 in the wife's. This is because they were not entitled to claim Council Tax benefit which they had received.'

[9] Two things here. First, the summary in Discovery Land Co LLC v Jones [2022] EWHC 1234 (Ch, of Stoffel and Co v Grondona [2021] AC 540. 

[1] in Discovery Land Co LLC v Jones [2022] EWHC 1234 (Ch) ('Discovery'), at paragraphs 65 to 72, Master Pester said:

'Turning to the facts of Stoffel v Grondona, Mrs Grondona had obtained a £76,500 mortgage from a Building Society on the basis that it would be used to discharge a finance company's charge, and that a new charge would be executed in favour of a Building Society. However, it turned out that the mortgage was obtained by fraud. In fact, its purpose was not to fund Mrs Grondona's purchase of the lease, but to raise capital for a third party.

Furthermore, the appellant in that case, the firm of solicitors, negligently failed to register at the Land Registry a Form TR1 transferring the property from the third party to the respondent, Mrs Grondona. Therefore, the result was that the third party remained the registered owner of the lease, which continued to be subject to the finance company's charge.

In addition, when Mrs Grondona defaulted on the mortgage repayments the Building Society brought proceedings against her. She defended the claim, and she brought CPR Part 20 proceedings against the firm seeking damages for breach of duty and a breach of retainer.

The firm admitted negligence, a breach of retainer, but invoked an illegality defence asserting that Mrs Grondona had instructed it in order to further her mortgage fraud.

The judge, at first instance, held that Mrs Grondona's claim was not barred by the illegality defence. The Court of Appeal then dismissed the firm's appeal, and then it went to the Supreme Court.

The Supreme Court indicated, in dismissing the appeal, that underlying the illegality defence were the propositions that people should not be allowed to profit from their own wrongdoing, and the law should not condone illegality. Furthermore, in Patel v Mirza , the Court identified the central question as being whether allowing recovery despite some illegality would produce inconsistency and disharmony in the law, and so damage the integrity of the legal system. It set out three matters to be considered in answering that question:

a) the purpose of the prohibition which has been transgressed and whether that purpose would be enhanced by denying the claim;

b) other relevant public policies that might be rendered ineffective or less effective by denying the claim; and

c) whether denying the claim would be a proportionate response to the illegality.

The Supreme Court said that consideration of those matters should not be mechanistic. The Court had to identify the relevant policies at a relatively high level of generality and determine whether allowing the claim would be inconsistent with them or, where they were competing, where the balance lay.

The Supreme Court, in dismissing the appeal, indicated that, whilst Mrs Grondona was dishonestly involved in a mortgage fraud, and she had retained the firm in order to facilitate it, but that underlying the criminalisation of mortgage fraud were policies of deterrence and protecting mortgagees. It would be doubtful whether the former would be significantly undermined by permitting a civil remedy to persons in the respondent's position, and it was difficult to see how refusing the respondent a civil remedy against the firm would enhance the protection afforded to the mortgagees. By the time the firm failed to register the transfer, the fraud was complete, and denying the respondent a remedy for the firm's negligence would not protect the building society.'

In Discovery itself, the Court decided it was appropriate to dismiss an application (by Ms Jones) to amend a statement of case, to raise an illegality defence, holding (amongst other things) that 'as a matter of law the alleged facts would not in any event give rise to a defence to the claim' (paragraph 79). Ms Jones had been enriched, and the Judge said that '...I simply do not see in a claim where the claimants are claiming to recover their own funds, as they would say, paid out in breach of trust, that it would be appropriate to say that an inducement, even a corrupt inducement, to Mr Wellington, as part of the sales transaction, would be sufficient to bar their claim. To deter the making of bribes or corrupt inducments, one has criminal penalties and one also has the option available to the sellers to bring a claim against Mr Wellington and, possibly, the claimants as well, and/or to make a claim for an undervalue, and/or to make a claim to rescind the transaction. That seems to me how the civil law would approach the matter.'

[2] In Stoffel and Co v Grondona [2021] AC 540 ('Stoffel'), Lord LLoyd-Jones applied the Patel v Mirza approach, to the facts in Stoffel, from paragraphs 27 to 46:

'(a) Would the underlying purpose of the prohibition which has been transgressed be enhanced by a denial of the claim?

27. On behalf of the appellants, Mr Michael Pooles QC is able to point to the fact that the respondent was knowingly and dishonestly involved in a mortgage fraud to deceive Birmingham Midshires into making the advance to the respondent to purchase the property. She made dishonest misrepresentations to Birmingham Midshires that the sale was not a private sale, that the deposit moneys were from her own resources and that she was managing the property herself. The sale between Mitchell and the respondent was tainted with illegality because it was entered into with the object of deceiving an institutional lender into thinking that the respondent was both the legal and beneficial owner of the property and required mortgage finance for her own business purposes. The respondent's conduct would, at that time, have constituted an offence contrary to section 15 of the Theft Act 1968 . The background to the respondent's claim against her solicitors is undoubtedly a serious fraud. Moreover, the appellants, who were not a party to and knew nothing about the illegality, were retained by the respondent in order that the mortgage fraud might be facilitated.

28. With regard to the first of the trio of considerations identified by Lord Toulson JSC in Patel [2017] AC 467 , Mr Pooles submits that it is trite that the underlying purpose of the criminalisation and penalisation of mortgage fraud and conspiracies to defraud is to deter such fraud. He submits further that it is equally notorious that mortgage fraud prosecutions are difficult and that therefore the deterrent effect of the prohibition must be seen as limited. In these circumstances, he says, the refusal of relief to someone closely involved in mortgage fraud would enhance the deterrent effect of the prohibition. The operation of the illegality defence would prevent the respondent from recovering damages from her solicitors who were instructed for the purpose of the fraud. It would or should, he submits, deter the use of solicitors as “catspaws” in mortgage frauds.

29. There clearly exists an important policy that the law should condemn mortgage frauds which are serious criminal offences. The appellants correctly identify deterrence as one underlying policy of the criminal law against fraud. I doubt, however, that permitting a civil remedy to persons in the position of the respondent would undermine that policy to any significant extent. The risk that they may be left without a remedy if their solicitor should prove negligent in registering the transaction is most unlikely to feature in their thinking.

30. A further underlying purpose of the prohibition against mortgage fraud is correctly identified by Mr Andrew Warnock QC on behalf of the respondent as the protection of the public, and in particular mortgagees, from suffering loss. Viewed from this perspective, it is difficult to see how refusing the respondent a civil remedy against her solicitors for their negligence in failing to register the transfer would enhance that protection. Registration of the transactions could only take place after the completion of the conveyance. By the time of the negligent breach of duty the loan had already been advanced by Birmingham Midshires and received by the respondent. The required registration was not a necessary step in perpetrating the fraud and, by the time of the negligent failure to register the transfer, the fraud was complete. In these circumstances, denying a remedy to the respondent in respect of negligence in what occurred subsequently would not afford any protection to Birmingham Midshires.

31. On the contrary, as the respondent points out, not only was the required registration of the transfer to the respondent in the interests of the respondent, but it was also in the interests of the mortgagee, Birmingham Midshires, both during the currency of the mortgage and following its discharge, that the transfer should be registered in addition to the mortgagee's charge. The registration of the transfer was necessary in order that Birmingham Midshires’ charge could be registered. In addition, it was in Birmingham Midshires’ interest that the respondent should have assets with which to meet her liability if sued on her personal covenant. As matters turned out, the failure to register the transfer to the respondent meant that the property was not available to meet any part of the respondent's liability on the discharge of the mortgage. When sued by Birmingham Midshires the respondent, having discovered that she had no registered title, brought Part 20 proceedings against the appellants seeking damages for the loss of her proprietary interest. Were she to recover compensation from the appellants, that could be applied to meet or reduce her liability to Birmingham Midshires on her personal covenant. While Birmingham Midshires had, in these circumstances, an independent claim for negligent breach of duty against the appellants, it can at the very least be said that the denial of such a claim by the respondent against the appellants would not enhance the protection afforded by the law to mortgagees. It was, therefore, in the interests not only of the respondent but also of Birmingham Midshires for the appellants to have complied with their duties to the respondent. I will return to the relationship of the negligent conduct to the mortgage fraud itself when considering centrality in the context of proportionality.

(b) Is there any other relevant public policy on which the denial of the claim may have an impact?

32. Important countervailing public policies in play in the present case are that conveyancing solicitors should perform their duties to their clients diligently and without negligence and that, in the event of a negligent breach of duty, those who use their services should be entitled to seek a civil remedy for the loss they have suffered. To permit solicitors to escape liability for negligence in the conduct of their clients’ affairs when they discover after the event that a misrepresentation was made to a mortgagee would run entirely counter to these policies. While denial of a remedy may sometimes be justified in such circumstances, this should only be on the basis that to afford a remedy would be legally incoherent. Moreover, I agree with the observation of Gloster LJ in the Court of Appeal (at para 37) that there is more likelihood that mortgage fraud would be prevented if solicitors appreciate that they should be alive to, and question, potential irregularities in any particular transaction. In this regard, descending to the facts of the present case, I am unable to accept the submission on behalf of the appellants that there were here no potential irregularities which could have put them on notice of the possibility of fraud. First, it is a striking feature of this case that the appellants acted for both Mitchell and the respondent, in addition to the mortgagee, Birmingham Midshires. Secondly, Mitchell had purchased the property in July 2002 and purported to sell it to the respondent in October 2002. Thirdly, the claimed value of the property had increased greatly over a short period of time. The purchase price on the sale to the respondent was £90,000, three times the price paid when the leasehold had been created three months earlier. (See generally, The Law Society, Practice Note on Mortgage Fraud (13 January 2020).)

33. A further countervailing public policy which arises here relates to the effect of the transaction on property rights. It is now established that, unless a statute provides otherwise expressly or by necessary implication, property can pass under a contract which is illegal as a contract. Where property is transferred for an illegal purpose the transferee obtains good title both in law and in equity, notwithstanding that the transaction being illegal it would not have been specifically enforced ( Tinsley v Milligan [1994] 1 AC 340 per Lord Browne-Wilkinson at pp 369–371; Patel v Mirza [2017] AC 467 per Lord Toulson JSC at para 110). In the present case the Court of Appeal reversed the conclusions of the trial judge that the mortgage application and agreement constituted a sham and that there was no intention that the respondent would become the legal owner of the property. First, the Court of Appeal considered that the fact that, so far as the respondent and Mitchell were concerned, the mortgage application was fraudulent in that it contained misrepresentations did not as a matter of law result in its being a sham transaction as between the respondent and Birmingham Midshires, the mortgagee. She and Birmingham Midshires intended that the money should be borrowed and secured on her registered legal title to the property. Furthermore, Birmingham Midshires had no knowledge of the misrepresentations or the true intentions of the respondent and Mitchell. Accordingly, the transaction was intended to take effect between the respondent and Birmingham Midshires and was not a sham. (Cf Snook v London and West Riding Investments Ltd [1967] 2 QB 786, 802 per Diplock LJ.) Secondly, the fact that the sale agreement between Mitchell and the respondent was tainted with illegality because it was entered into with the object of deceiving Birmingham Midshires, did not mean that Mitchell and the respondent did not intend legal title to pass to her. On the contrary, the whole purpose of the arrangement between them (whatever the position in relation to retention of beneficial ownership might be) was that legal title should vest in the respondent so that she could obtain a loan from Birmingham Midshires and grant a charge in favour of Birmingham Midshires to secure the loan. The Supreme Court refused an application by the appellants for permission to appeal on the grounds that the Court of Appeal erred in (1) overturning the judge's conclusion that the sale between Mitchell and the respondent was a sham; (2) holding that there was an intention to transfer legal title in the property; and (3) failing to analyse adequately the relevance of the transfer of legal title. Permission to appeal was limited to the issue of the application of the Patel v Mirza guidelines.

34. In my view, this reasoning of the Court of Appeal is clearly correct. The intention of Mitchell and the respondent was that the appellants should register the Form TR1 executed by Mitchell at the Land Registry. Had the appellants done so, in accordance with their retainer, legal title in the property would have passed to the respondent under section 27(1) of the Land Registration Act 2002 . In the event, no legal title passed to the respondent but, as Mitchell had executed and delivered the Form TR1 and had done everything which he could do to effect the legal transfer, the respondent was entitled to an equitable interest in the property, namely an equitable right to be registered as proprietor of the registered legal title. (See section 24(b) of the 2002 Act ; Mortgage Business plc v O’Shaughnessy [2012] 1 WLR 1521 per Etherton LJ at para 58.) The fact that the law recognises this equitable property right vested in the respondent gives rise to an important countervailing policy which requires to be brought into consideration. Once an equitable interest in the property has passed to the respondent, she should have available to her as the holder of that interest the remedies provided by law for its protection. It would, in my view, be incoherent for the law to accept on the one hand that an equitable interest in the property passed to the respondent, notwithstanding that the agreement for sale was tainted with illegality, while on the other refusing, on the basis of the same illegality, to permit proceedings against a third party in respect of their failure to protect that equitable interest by registering the Form TR1 at the Land Registry.

35. I pause at this point in the process of addressing Lord Toulson JSC's trio of relevant considerations. To permit the respondent's claim in the particular circumstances of this case would not undermine the public policies underlying the criminalisation of mortgage fraud and could, indeed, operate in a way which would protect the interests of the victim of the fraud, i e the mortgagee. Furthermore, to deny the respondent's claim would run counter to other important public policies. It would be inconsistent with the policy that the victims of solicitors’ negligence should be compensated for their loss. It would be a disincentive to the diligent performance by solicitors of their duties. It would also result in an incoherent contradiction given the law's acknowledgment that an equitable property right vested in the respondent. In these circumstances, it is not strictly necessary to go on to consider the third of the trio of considerations, namely whether denial of the claim would be a proportionate response to the illegality, but I shall nevertheless do so.

(c) Proportionality of the response to the illegality

36. On behalf of the respondent Mr Warnock draws attention to a series of features of the present case which the Court of Appeal (at para 39) considered represented the reality of the situation and which it accepted would make it entirely disproportionate to deny the respondent's claim.

37. First, it is submitted that, while the victim of the fraudulent misrepresentations was Birmingham Midshires and not the appellants, Birmingham Midshires has made no complaint of this against the respondent in its recovery proceedings or otherwise. In the view of the Court of Appeal, Birmingham Midshires adopted the transaction. It is, however, difficult to attach any significant weight to this consideration. Even if it was aware of the fraud at any material time, which is unclear, Birmingham Midshires had no need to complain of the fraud in order to recover its money as it could simply rely on its entitlement to arrears and its right to payment under the respondent's personal covenant. To have pleaded fraud in its claim against the respondent would have been an unnecessary complication. In any event, the respondent's central role in the fraud was clearly established.

38. Secondly, it is submitted that it is surprising that the conveyancing solicitor who acted for Mitchell and the respondent did not address the issue of fraud at all in any statement of evidence, given that the appellants now maintain that his role was essential to the fraud and that his retainer was not legitimate and proper. In my view, Mr Warnock was right not to press this point. It was accepted by the respondent and the Court of Appeal that the solicitor was not aware of the fraud at the time of the transaction. Moreover, the respondent's part in the fraud was established on the objective evidence at the trial.

39. Thirdly, Mr Warnock submits that this was not a case where, money having been obtained by fraud, there was never any intention to repay it. On the contrary, payments were made under the mortgage for some years. Once again, this submission does not assist the respondent because this does not detract from the fraudulent nature of the mortgage transaction.

40. There is, however, much more substance in Mr Warnock's fourth submission which relates to the centrality of the respondent's illegal conduct. It is undoubtedly the case that it was necessary to retain a solicitor in order to maintain the dishonest pretence that the respondent was borrowing to purchase the property and in order to obtain a loan secured by a mortgage. However, this simply provides the background to the claim by the respondent against her solicitors for negligent breach of their retainer. The appellants’ breach of duty related to the registration of title and the way in which the respondent had procured the finance to obtain that title was irrelevant to the appellants’ obligation to register the title. Two features of the present case, to which reference has already been made, demonstrate the lack of centrality of the illegality to the breach of duty of which the respondent complains. First, by the time the appellants were required to register the transactions the loan had been advanced and used to discharge the pre-existing BM Samuels charge. The defrauding of Birmingham Midshires had been achieved. Secondly, by that time equitable title to the property had already passed to the respondent. Although legal title could pass to her only on registration of the transfer, she was already the owner in equity because once Mitchell had executed and delivered the Form TR1 he had done everything which he could do in order to effect the transfer of legal title. These matters serve to distance the appellants’ negligence from the respondent's fraud.

41. Some light is cast on the issue of centrality by the decision of the Court of Appeal (Schiemann, Waller and Dyson LJJ) in Sweetman v Nathan [2004] PNLR 7 . For present purposes the facts may be summarised as follows. Sweetman borrowed £1.6m from Coutts Bank in order to purchase property. He subsequently induced Coutts Bank to make a second loan to him by a fraudulent misrepresentation that the full amount of the second loan was needed to discharge an existing claim against the property which Sweetman proposed to sell to an identified purchaser. In fact, only a smaller sum was required for that purpose. Sweetman instructed his solicitor, Nathan, to carry out the necessary conveyancing on the sale of the property. The purchaser proved to be a worthless shell company with the result that Sweetman could not repay either of the loans to the bank. Sweetman sued Nathan and his firm for their negligence in failing to discover this. Sweetman contended that if Nathan had not been negligent Sweetman would not have taken out the second loan because he would have known that there was no genuine purchaser. Moreover, he had been prevented from repaying the second loan with the purchase price from the resale of the land and had made payments which were irrecoverable. Nathan contended that all of the losses claimed had been caused by the deception of the bank by Sweetman, alternatively that he was a party to a deliberate deception and that the claim was barred by illegality. The Court of Appeal declined to strike out the claim on this ground. In its view the claim by Sweetman against Nathan was conceptually entirely separate from the fraud against the bank. Schiemann LJ asked (at para 60) whether Sweetman would have any prospect of successfully suing Nathan for his assumed negligence in carrying out the conveyancing. Proceeding on the assumptions that Nathan and Sweetman were jointly engaged in falsely representing to the bank that Sweetman was going to use the second loan to pay off a prior interest in the property and that there was some prospect of Sweetman showing that he had suffered substantial damage as a result of the negligence, Schiemann LJ observed:

“62. What remains is a pure question of public policy. Should the courts refuse in principle to lend Mr Sweetman their assistance in suing Nathan when they were jointly engaged on a fraud? If Mr Sweetman were suing Coutts for, say, failing to transfer the money to him, one could see a strong case for refusing him the courts’ aid.

“63. However he is suing his fellow fraudster. If he were suing him for writing such an incompetent letter that Coutts had grasped in time that there was a fraud going on and had therefore refused to lend the money and that therefore a profitable deal had fallen through, again one could see a strong case for refusing him the courts’ aid. He is however not doing this. He is suing his solicitor for negligence which is conceptually entirely separate from the fraud upon which both of them are engaged.”

42. As an authority Sweetman v Nathan has its shortcomings. It concerned an application to strike out the claim and the decision was that the claim should not be struck out as it could not be said that it had no serious prospect of success. Furthermore, it was decided on the basis of the law as it existed before Patel with its emphasis on reliance on illegality. Nevertheless, the factual situation addressed is very much in point as is the following situation posited by counsel for the defendants in that case to which Schiemann LJ referred (at paras 42 and 65). A purchaser of a house instructs a solicitor who negligently fails to discover a covenant which renders it worthless. The purchaser, in ignorance of this, obtains a mortgage by false representations as to the level of his income. Before the fraud comes to light the mortgagee is repaid. Counsel submitted that these facts would not prevent the purchaser from suing his solicitor, as the loss was properly described as flowing from the solicitor's negligence and not from the purchaser's fraud. Schiemann LJ found that this analogy had force. I respectfully agree and find his reasoning on this point convincing. The purchaser had suffered a genuine wrong to which the allegedly unlawful conduct was incidental.

43. As a result of the change in the law brought about by Patel v Mirza , the question whether a claimant must rely upon illegal conduct to establish a cause of action is no longer determinative of an illegality defence. Nevertheless, the question of reliance may have a bearing on the issue of centrality. In the present case it is significant that, as the decision at first instance on the basis of Tinsley v Milligan demonstrates, the essential facts founding the claim can be established without reference to the illegality. The respondent's claim for breach of duty against her solicitors is conceptually entirely separate from her fraud on the mortgagee.

Profiting from one's own wrongdoing

44. For one branch of the law to enable a person to profit from behaviour which another branch of the law treats as criminal or otherwise unlawful would tend to produce inconsistency and disharmony in the law and so cause damage to the integrity of the legal system. In the present case it is not suggested by either party that by suing the appellants the respondent is seeking to profit from her wrongdoing. The parties, as I understand them, here use “profit” in the narrow sense of a direct pecuniary reward for an act of wrongdoing. (See Hall v Hebert [1993] 2 SCR 159 per McLachlin J at p 172.) In their application for permission to appeal the appellants expressly accepted that the respondent's claim was in respect of losses suffered rather than to enforce an illegitimate gain. In May 2014 the Bank of Scotland (as successor to Birmingham Midshires) obtained summary judgment against the respondent for £70,000 with the balance subject to an account. The Bank of Scotland also settled claims against BM Samuels and the appellants, but the amount of the settlements is not known. At the trial of the present action the respondent was awarded damages of £78,000 plus interest and that award was upheld by the Court of Appeal. The sum of £78,000 represented the value of the property at November 2009. In her judgment, the trial judge noted that it was impossible to say what, beyond the £70,000, the Bank of Scotland was seeking against the respondent and noted that the amount outstanding to the Bank of Scotland included a large amount by way of legal fees. The Court of Appeal proceeded on the basis that the respondent's intention in pursuing the claim was not to profit but to obtain funds to reduce or discharge her liability under the Birmingham Midshires charge. In their written cases and in their oral submissions in the present appeal, both parties proceeded on this basis.

45. Mr Pooles, on behalf of the appellants, makes a rather different point, however. He submits that, while the claim is to reduce or avoid a loss rather than to enforce an illegitimate gain, there is no difference as to the intention and that underlying the fraud into which the respondent willingly entered was the prospect of recovering 50% of the net profits on the sale of the property. He submits that the loss results from the respondent's wrongdoing and that the policy consideration that a person should not be allowed to profit from her own wrongdoing applies equally in these circumstances. No doubt, the respondent's motive in entering into the illegal transaction was to make a profit. That is likely to be the motive behind most illegal agreements and the same could be said of many such claimants including Mr Patel and Miss Milligan. The motive for the wrongdoing which forms the background to this claim must, however, be distinguished from enlisting the court's assistance to make a profit from that wrongdoing. The relief sought from the court will be important here. (See Patel v Mirza [2017] AC 467 per Lord Toulson JSC at para 109.) Clearly, it would be objectionable for the court to lend its processes to recovery of an award calculated by reference to the profits which would have been obtained had the illegal scheme succeeded. This, however, is not a claim to recover a profit but a claim for compensation for property lost by the negligence of the appellants. The award of damages made by the trial judge and upheld by the Court of Appeal was the value of the property as at November 2009 with interest thereon until the date of payment. This represented the loss to the respondent arising from the fact that at the date of default she was, as a result of the appellants’ negligence, unable to provide Birmingham Midshires with an unencumbered registered title to the property in reduction or discharge of the loan to her. This is not a case of the court assisting a wrongdoer to profit from her own wrongdoing.

46. There is, however, a more fundamental answer to Mr Pooles’ submission. The respondent can indeed be considered to have “got something” out of her fraudulent transaction; she has an equity of redemption in the property of uncertain value and, if her claim is permitted to succeed, she will acquire the means of meeting a substantial judgment against her. However, even if this could properly be considered profiting from one's own wrong, which in my view it cannot, while profiting from one's own wrong remains a relevant consideration it is no longer the true focus of the inquiry. As Lord Toulson JSC explained in Patel [2017] AC 467, paras 99–101 (cited at para 22 above) , adopting the reasoning of McLachlin J in Hall v Hebert [1993] 2 SCR 159 , 175–176, the notion that persons should not be permitted to profit from their own wrongdoing is unsatisfactory as a rationale of the illegality defence. It does not fully explain why particular claims have been rejected and it leads judges to focus on the question whether a claimant is “getting something” out of the wrongdoing, rather than on the question whether to permit recovery would produce inconsistency damaging to the integrity of the legal system. The true rationale of the illegality defence, as explained in Patel and in the judgment of McLachlin J in Hall v Hebert , is that recovery should not be permitted where to do so would result in an incoherent contradiction damaging to the integrity of the legal system. In the present case, to allow the respondent's claim to proceed would not involve any such contradiction, for the reasons I have given.'

[10] For a fuller account of how the Court dealt with the counterclaim and the defence (to the counterclaim) of illegality, see paragraphs 223 to 235 of Al-Dowaisan v Al-Salam [2019] EWHC 301 (Ch); [2019] 2 BCLC 328 ('Al-Dowaisan'). At paragraphs 223 to 226, the Judge said:

'I turn then to the counterclaim. Having upheld the case of the defendants on the 'on-trust' shareholding issue, I am satisfied that the defendants can show that the £400,000 received by Dr Al-Dowaisan by way of settlement of his claim against NatWest represents the traceable proceeds of monies to which Imad and Husham are entitled (although, for reasons which are not presently clear to me, this counterclaim is brought only by Imad, and not also by Husham).

Dr Al-Dowaisan invites the court to infer that if Imad and Husham always intended, from the outset, to use the mandate bank accounts for their own monies and they in fact did so, the likelihood was that it was due to escape any tax that might otherwise have been lawfully due. The claimants submit that, on the evidence, no monies from the mandate accounts (including the NatWest account) were ever declared by Imad for tax purposes, and that he gave false evidence in providing the response to the notice to admit facts in order to disguise the fact of his unlawful tax evasion. In those circumstances, Dr Al-Dowaisan submits that a defence of illegality should succeed because, in reliance on the legal principles set out by the Supreme Court in the leading judgment of Lord Toulson in Patel v Mirza [2016] UKSC 42, reported at [2017] AC 467, the integrity of the legal and tax systems would be damaged if Imad were to be permitted to benefit from his own wrongdoing.

At paragraphs 519 to 525 of the defendants' written closing they submit that Dr Al-Dowaisan has not come close to discharging the burden that falls upon him of establishing a defence of illegality. It is said not to be enough for the claimants to point to some questions raised by the tax returns. I reject this submission. In their written closing, the claimants have subjected the tax returns, and the oral evidence of Imad in cross-examination, to detailed scrutiny. I acknowledge the point made by Mr Hardwick that Imad went into the witness box only the day after the tax returns and supporting calculations had been disclosed, on the previous Sunday afternoon. However, the response to the notice to admit facts, verified by a statement of truth signed by the defendants' solicitor, was unequivocally to the effect that each of Imad and Husham had declared the taxable income and any gains or losses on their self-assessment tax returns for the relevant period to Inland Revenue or HMRC.

As [counsel for the claimant] submitted in closing..., one would have expected a man who has instructed his solicitor to tell the court that he has declared his income in his tax returns, and who knows that those returns and the supporting tax calculations have been ordered to be disclosed before he goes into the witness box, to have done the work to be able to come along to court to explain where in those returns the income and gains have been declared.'

The Judge in Al-Dowaisan then identified the reason for the estabilshment of the NatWest mandate account - nominee structure - for Imad/Husham - was tax evasion. The Judge said, at paragraph 227:

'I am satisfied that the true reason for the establishment of the NatWest mandate account in the name of Dr Al-Dowaisan, expressly (as I find) as a nominee for Imad and Husham, was for the purpose of concealing the beneficial entitlement of Imad and Husham to the monies passing through this account. I am also satisfied that this was done for the purposes of tax evasion and that the account was in fact used for that purpose. No doubt this explains the false evidence that Imad gave to the police about his entitlement to the monies in the NatWest mandate account, and also his failure to disclose the true position even to his own solicitors and to counsel previously instructed.' [bold added].

On the defence of illegality deployed by the claimant (as counterclaim defendant), against the counterclaim, the Judge in Al-Dowaisan said, at paragraphs 228 to 235:

The applicable legal test for a defence of illegality is now to be found in the majority judgment of Lord Toulson in Patel v Mirza. At paragraph 107 Lord Toulson says this:

"In considering whether it would be disproportionate to refuse relief to which the claimant would otherwise be entitled as a matter of public policy, various factors may be relevant …Potentially relevant factors include the seriousness of the conduct, its centrality to the contract, whether it was intentional and whether there was marked disparity in the parties' respective culpability."

I note that at paragraph 108 Lord Toulson went on to say this:

"Part of the harmony of the law is its division of responsibility between the criminal and civil courts and tribunals. Punishment for wrongdoing is the responsibility of the criminal courts and in some instances, statutory regulators …Punishment is not generally the function of the civil courts, which are concerned with determining private rights and obligations. The broad principle is not in doubt that the public interest requires that the civil courts should not undermine the effectiveness of the criminal law; but nor should they impose what would amount in substance to an additional penalty disproportionate to the nature and seriousness of any wrongdoing."

Lord Toulson summarised the effect of his judgment at paragraph 120:

"The essential rationale of the illegality doctrine is that it would be contrary to the public interest to enforce a claim if to do so would be harmful to the integrity of the legal system (or, possibly, certain aspects of public morality, the boundaries of which have never been made entirely clear and which do not arise for consideration in this case). In assessing whether the public interest would be harmed in that way it is necessary (a) to consider the underlying purpose of the prohibition which has been transgressed and whether that purpose will be enhanced by denial of the claim, (b) to consider any other relevant public policy on which the denial of the claim may have an impact and (c) to consider whether denial of the claim would be a proportionate response to the illegality, bearing in mind that punishment is a matter for the criminal courts. Within that framework, various factors may be relevant, but it would be a mistake to suggest that the court is free to decide a case in an undisciplined way. The public interest is best served by a principled and transparent assessment of the considerations identified rather than by the application of a formal approach capable of producing results which may appear arbitrary, unjust or disproportionate."

The claimants submit that to uphold Imad's claim to trace into the NatWest settlement proceeds so as to enable him to benefit from his original purpose of concealing his asserts from Inland Revenue and HMRC would impair the integrity of the legal and tax systems. In his oral closing, [counsel for the claimant] submitted that there has been a sea-change in the climate affecting people who try to evade taxes and not pay their fair dues to the public tax system. Tax evasion is said to now attract a very different response from public morality than it did in the early 1990s when Tinsley v Milligan was decided.

The defendants address the trio of necessary considerations identified by Lord Toulson at paragraph 528 of their written closing. It is said: (1) That if this was a case of tax evasion, the relevant prohibition that has been transgressed is the receipt of income or gains without paying HMRC the share of those income and gains to which it is legally entitled. Denying Imad's counterclaim and allowing Dr Al-Dowaisan to treat the £400,000 as his own, would not assist the underlying purpose of ensuring that HMRC receives the monies it is due. (2) Dr Al- Dowaisan's illegality defence proceeds on the assumption that the money in the UK account is beneficially owned by Imad. There is a public policy interest in protecting people's property rights. Denying Imad's counterclaim would only subvert that right. (3) Even if there has been any tax evasion by Imad in respect of the monies flowing through the UK account, the denial of Imad's claim to recover £400,000 would not be a proportionate response to the illegality. It would be disproportionate if, as a consequence, Imad were to be denied recovery of the £400,000 beneficially owned by him from Dr Al-Dowaisan. Relying on what was said at paragraph 108 of Lord Toulson's judgment (previously cited), the defendants say that it is not this court's function to punish.

On this aspect of the case, I prefer the submissions of the claimants. In my judgment, to refuse to uphold illegality in this case would be harmful to the integrity of both the legal and the tax systems of this country. For the court to deny Imad's counterclaim, and to allow Dr Al-Dowaisan to treat the £400,000 as his own, will serve to discourage third parties, as well as Imad, from taking steps to facilitate tax evasion in the future, and will thereby assist the underlying purpose of ensuring that HMRC receives the tax which is its due. It will also serve to discourage people, such as Imad, from lying to the police in circumstances which, as in this case, imperil the integrity of criminal proceedings. The prosecution of Oday Hamond collapsed because of the inconsistent evidence given by Imad about the true beneficial entitlement to the monies in the NatWest mandate account. That evidence was the direct product of Imad's decision to use that account to assist in tax evasion. A highly relevant public policy on which the dismissal of this counterclaim may have an impact is that of bringing dishonest persons to justice in the criminal courts.

In the circumstances of the present case, including the collapse of a criminal prosecution and the non-declaration of tax, it would, in my judgment, not be a disproportionate response, or an undue interference with property rights, to deny Imad his right to recover the £400,000 which was received by Dr Al-Dowaisan as compensation from NatWest. Imad had felt unable to pursue the recovery of this sum from NatWest himself because of his use of the mandate account, from which the monies were derived, for the purposes of tax evasion. In these circumstances, it would not be just to allow Imad to benefit from the recovery of this sum by Dr Al-Dowaisan. Notwithstanding the interference with his rights of property under the First Protocol to the European Convention on Human Rights, article 1, it would be a proportionate response to Imad's conduct to refuse the relief to which he would otherwise be entitled as a matter of public policy.

I would therefore dismiss the counterclaim.' [bold added]

[11] The 1 share was transferred by Mr Matteo to Mr Baldudak so that - the intention was so that Mr Baldudak '...could demonstrate to the Baldudak family that Mr Baldudak was in control of the company.' (paragraph 117)

The 44 and 5 shares were transferred by Mr Matteo to Mr Baldudak, to hid them from Mr Matteo ex wife Ms Hava Polat. At paragraph 44, the Judge recorded:

'Mr Matteo's explanation for the transfer of his 50% shareholding is that this was requested by Mr Baldudak to impress his family that he had made a sound investment. It was not intended that Mr Matteo would give up his interest in the shares. [Counsel for Mr Matteo] points to the timing of the transfers, the state of Mr Baldudak's relationship with his sister Berna and some of the messages between the two men. He says that in the light of this evidence Mr Baldudak's explanation for the transfer is incredible and in the absence of an explanation, and since neither side suggests that the shares were transferred by way of gift, the presumption of a resulting trust has not been rebutted. [Counsel for Mr Matteo] also argued that the transfers of the 44 shares and the later transfer of 5 shares were intended to hide them from Hava...'

[12] In Heating Trade Supplies Group Ltd v Matteo [2022] EWHC 1070 (Ch), the Judge said:

(1) as the transfer of the 44 shares, that '...it was to hide the shares from Hava..The documents...point to this being the reason for the transfer and ... that is my conclusion.' (paragraph 129)

(2) 'Looking at the matter in the round, it is likely that the transfer of the five shares was made for one reason alone, and that was to keep them away from Hava's grasp until the time was ripe to recover the shares.' (paragraph 134)

As to the 44 and 5 share transfers, the Judge said 'Mr Matteo's intention was to keep them away from Hava and not to dispose of the beneficial interest.' (paragraph 136)

[13] In Bhabra v Suri [2022] EWHC 1652 (Ch), the deputy Judge had already found about 4 reasons why Pom' claim failed. The deputy Judge said, at paragraphs 315 to 316:

'Pom's claim is dismissed. He has no standing to bring the claim as I am not satisfied as to the authenticity of the 2016 Deed of Assignment. Even if I were, my conclusion is that it should be set aside on the basis of undue influence.

If I am wrong in those conclusions, Pom has, in any event, failed to establish that Makinder and Niku held the PML shares in trust for Hardial and Harbans and therefore now hold the shares in trust for Pom.'

[14] In Bhabra v Suri [2022] EWHC 1652 (Ch) ('Bhabra'), the deputy Judge explained the position, at paragraphs 9 to 12:

'Pom originally brought these proceedings as executor of his parents' wills. However, on 14 January 2020 letters of administration with will annexed in respect of Hardial's estate were granted to Dahl's and Makinder's son (Hardial's grandson), Amar Jagraj ("Jag") in respect of a will said to be made by Hardial on 25 August 2018 by which he left all of his assets to Jag.

As a result of this, in May 2020, the Defendants made an application to strike out Pom's claim on the basis that he had no standing to bring the claim. In response, Pom produced a deed of assignment said to be made by Hardial on 18 August 2016 (the "2016 Deed of Assignment") and in which he assigned to Pom any interest he may have had in the PML shares and any claim for the recovery of those shares. At the same time, Pom made an application for the claim to be made in the alternative capacity as assignee of the cause of action pursuant to the 2016 Deed of Assignment.

On 17 August 2020, a consent order was approved by Deputy Master Smith under the terms of which the strike out application was withdrawn and Pom was permitted to amend his particulars of claim to enable him to bring the claim in his personal capacity as well as in his capacity as executor of his parents' wills.

Pom has however now conceded that, as matters presently stand, he is not able to bring the claim as executor of his parents' estates. The claim is therefore pursued solely in his personal capacity and in reliance on the 2016 Deed of Assignment.'

Later, in Bhabra, the deputy Judge held that 'I am not satisfied as to the authenticity of the 2016 Deed of Assignment.' (paragraph 315)

[15] In Shayler v Yeo [2025] UKFTT 1298 (PC) ('Shayler'), Judge Michael Michell said, at paragraphs 124 to 126:

'The applicable legal test for the defence of illegality is set out in the judgment of Lord Toulson in Patel v. Mirza [2016] UKSC 42. At paragraph 107 Lord Toulson said:

"In considering whether it would be disproportionate to refuse relief to which a claimant would otherwise be entitled as a matter of public policy, various factors may be relevant …Potentially relevant factors include the seriousness of the conduct, its centrality to the contract, whether it was intentional and whether there was a marked disparity in the parties' respective culpability".

Lord Toulson's judgment included the following relevant passages:-

at paragraph 108

"Punishment is not generally the function of the civil courts, which are concerned with determining private rights and obligations. The broad principle is not in doubt that the public interest requires that the civil courts should not undermine the effectiveness of the criminal law; but nor should they impose what would amount in substance to an additional penalty disproportionate to the nature and seriousness of any wrongdoing"

at paragraph 109

"The courts must obviously abide by the terms of any statute, but I conclude that it is right for a court which is considering the application of the common law doctrine of illegality to have regard to the policy factors involved and to the nature and circumstances of the illegal conduct in determining whether the public interest in preserving the integrity of the justice system should result in denial of the relief claimed"

at paragraph 110

"There may be circumstances in which a court will refuse to lend its assistance to an owner to enforce his title as, for example, where to do so would be to assist the claimant in a drug trafficking operation, but the outcome should not depend on a procedural question" and

at paragraph 116

"I do not exclude the possibility that there may be particular reason for the court to refuse its assistance to the claimant … just as there may be a particular reason for the court to refuse to assist an owner to enforce his title to property, but such cases are likely to be rare. (At para 110 I gave the example of a drug trafficker).

At paragraph 120 Lord Toulson gave the following summary

"The essential rationale of the illegality doctrine is that it would be contrary to the public interest to enforce a claim if to do so would be harmful to the integrity of the legal system (or, possibly,

certain aspects of public morality, the boundaries of which have never been made entirely clear and which do not arise for consideration in this case). In assessing whether the public interest would be harmed in that way, it is necessary a) to consider the underlying purpose of the prohibition which has been transgressed and whether that purpose will be enhanced by denial of the claim, b) to consider any other relevant public policy on which the denial of the claim may have an impact and c) to consider whether denial of the claim would be a proportionate response to the illegality, bearing in mind that punishment is a matter for the criminal courts. Within that framework, various factors may be relevant, but it would be a mistake to suggest that the court is free to decide a case in an undisciplined way. The public interest is best served by a principled and transparent assessment of the considerations identified, rather by than the application of a formal approach capable of producing results which may appear arbitrary, unjust or disproportionate".'