The risks across the property market are now well understood. From offshore ownership to misuse of lettings and commercial assets, the pathways through which illicit wealth enters real estate are increasingly visible. The critical question is not whether the system can identify risk, but whether it can act on it in time.

Completion delayed: when enforcement arrives after the sale

Since the exposure of the case studies in article 4, UK authorities have begun to act. The National Crime Agency (NCA) has frozen hundreds of millions of pounds’ worth of assets under investigation, including major property portfolios in London.

While these freezes are significant, they also underline a structural weakness that runs through the UK’s response to property‑linked illicit finance: enforcement frequently occurs years after properties have been bought. By that point, assets may already have been refinanced, transferred, let, or hidden behind additional layers of ownership.

This time lag is important. Once suspect wealth has been embedded into property, the harm has already occurred. Homes have been removed from the housing market, prices distorted, and communities affected long before any freezing order or recovery action is contemplated.

Late stage enforcement also raises practical questions. What happens to properties once frozen or recovered? How, and on what timetable, do assets return to productive social use? In many cases, recovery processes are lengthy, contested, and uncertain, meaning that properties can remain effectively immobilised for years, compounding rather than alleviating housing pressure.

More fundamentally, enforcement after acquisition does little to deter initial misuse. Where the probability of timely detection is low, and the likelihood of challenge remote, illicit capital can absorb the risk of eventual intervention as a cost of doing business. Freezing orders may disrupt holdings, but they do not undo the market distortion caused by delayed intervention.

This pattern reinforces a recurring theme: the UK’s strongest responses tend to activate only once suspect wealth has already been successfully integrated into the property market. Prevention remains weaker than recovery; early challenge rarer than late consequence.

It is against this backdrop that the limits of even the UK’s most powerful tools become visible.

Unexplained Wealth Orders

One of the most significant legal mechanisms available to UK authorities in tackling suspect wealth in property is the Unexplained Wealth Order (UWO). Introduced by the Criminal Finances Act 2017 and embedded in amendments to the Proceeds of Crime Act 2002, UWOs allow enforcement agencies to require an individual or organisation to explain how they acquired property that appears disproportionate to their known lawful income.

Unlike traditional criminal prosecutions, UWOs reverse the burden of proof. If the respondent cannot adequately explain the source of funds used to acquire property worth more than £50,000, and they are either a politically exposed person (PEP) or suspected of involvement in serious crime, the property can be presumed recoverable in subsequent civil proceedings.

In principle, this makes UWOs exceptionally well‑suited to addressing suspect wealth embedded in UK property. They target assets rather than offences, can be pursued in civil courts, and are explicitly designed to confront opaque ownership structures and unexplained accumulation of wealth.

In practice, however, their use has fallen far short of early expectations. When UWOs were introduced, more than 100 cases per year were anticipated. Instead, uptake was slow and cautious. By early 2022, only nine orders had been issued across four cases^[1]Unexplained Wealth Orders – House of Commons Library. High litigation costs and the risk of adverse cost awards, most notably the £1.5 million costs incurred by the NCA following an unsuccessful case in 2020, made agencies reluctant to deploy the tool aggressively, particularly against well-resourced respondents using complex corporate or trust structures^[2]The NCA’s Kazakh Unexplained Wealth Order (UWO) – a costly decision? – Spotlight on Corruption.

The result was a powerful tool rendered politically and operationally fragile. Faced with resource asymmetries and litigation risk, enforcement agencies gravitated toward safer cases, limiting the deterrent value of the regime in its early years.

Recent developments suggest a change in direction. Following reforms introduced under the Economic Crime (Transparency and Enforcement) Act 2022, which strengthened the UWO regime and made it easier to target property held through shell companies and trusts, enforcement activity has begun to increase. In the 2024–25 reporting year alone, five UWOs were successfully applied for and obtained^[3]Written statements – Written questions, answers and statements – UK Parliament. In March 2026, the Crown Prosecution Service secured a UWO and an interim freezing order over a portfolio of 85 London properties valued at more than £81 million, one of the most significant cases to date^[4]Unexplained Wealth Order and Interim Freezing Order obtained by CPS | The Crown Prosecution Service.

Despite this resurgence, overall usage remains modest. As of early 2025, only a small number of UWO cases had been concluded, securing assets worth around £150 million; although a much smaller proportion had ultimately been recovered, underlining the limits of the regime in practice^[5]Written questions and answers – Written questions, answers and statements – UK Parliament. Almost without exception, the cases have centred on high value UK property, underlining the central role real estate plays in the integration of suspect wealth. The following table shows the grim reality:

Year	# operations that obtained a UWO	Estimated Value of Assets secured	Estimated Value of Recovery Order obtained	Number of Prosecutions/ Convictions
2018	1	£30,000,000	£12,000,000	–
2019	3	£113,200,000	£10,000,000	–
2020	0	–	–	–
2021	0	–	–	–
2022	0	–	–	–
2023	1	£1,800,000	–	–
2024	1	£275,000	–	–
2025	1	£1,500,000	–	–
Total	7	£146,775,000	£22,000,000	0

The renewed confidence in UWOs is welcome, but it does not resolve the underlying timing problem. UWOs tend to be deployed once wealth has already been successfully embedded into the property market. They can freeze and recover assets. They cannot undo years of ownership opacity, housing exclusion, or market distortion that occurred before enforcement intervened.

Home Office reporting suggests they are increasingly being used not only to pursue litigation, but as leverage to prompt explanations, settlements, or voluntary surrender of assets. This may enhance their tactical value. It does not, on its own, convert them into a preventative mechanism.

As such, UWOs remain a necessary but insufficient response: effective at disruption, but structurally incapable of addressing the conditions that allow illicit wealth to pass so easily into UK property in the first place. They confront the consequences of opacity, not its cause.

Money Laundering Regulations

Internationally, the vulnerability of real estate to money laundering is no longer in doubt. The Financial Action Task Force (FATF) has repeatedly identified property as a high‑risk sector, particularly at the integration stage of laundering. Across countries assessed during the FATF fourth round of mutual evaluations, a significant proportion classified the real estate sector as presenting high money laundering and terrorist financing risk^[6]Risk Based Approach Guidance for the Real Estate Sector.

More concerning, however, is FATF’s consistent finding that the sector itself often lacks a meaningful understanding of that risk. As of 2021, 78% of completed fourth‑round Mutual Evaluation Reports assessed countries’ real estate sectors as having a poor or very poor level of understanding of money laundering and terrorist financing risks. This disconnect between exposure and awareness is critical. A sector that does not recognise risk cannot be expected to manage it effectively, regardless of formal regulatory status.

The UK’s own regulatory framework reflects this tension. Estate agents were designated as “relevant persons” under the Money Laundering Regulations 2017, bringing them formally within the regulated sector and subjecting them to customer due diligence, record‑keeping, and suspicious activity reporting obligations. On paper, this aligned the UK with international expectations.

In practice, inclusion has not translated into consistent or robust risk‑based compliance. The estate agency sector remains fragmented, commercially driven, and unevenly supervised. Many firms continue to approach AML obligations as an administrative requirement rather than as a core risk control, focusing on documentation rather than interrogation, and process rather than judgment.

Letting agents were brought into scope in January 2020, but only for high‑value lettings above a defined monetary threshold. That limitation reflected a long‑standing assumption that lower‑value rentals posed minimal risk. Subsequent evidence has increasingly called that assumption into question. Criminal typologies involving rental properties, from cash‑based laundering and organised crime accommodation to sanctions evasion and terrorist financing, have demonstrated that risk is not determined solely by price.

The threshold‑based approach also created a regulatory blind spot. While high‑value transactions attract formal AML controls, large volumes of lower‑value activity continued with minimal scrutiny, despite offering scale, anonymity and continuity, features that are highly attractive to certain forms of criminal exploitation.

The UK is not an outlier in this respect. FATF findings suggest a broader structural problem: real estate regulation has focused on who is in scope, rather than on whether those actors genuinely understand and are equipped to manage the risks inherent in property transactions. The result is formal compliance without functional effectiveness.

As with other elements of the UK’s response to illicit finance in property, the Money Laundering Regulations have expanded regulatory perimeter, but have yet to close the gap between legal obligation and real‑world prevention. Until sectoral understanding improves, and until supervision and enforcement create meaningful incentives to challenge risk at the point of transaction, the inclusion of estate and letting agents within the regulatory framework will remain necessary, but insufficient.

Supervision without deterrence

Responsibility for supervising estate and letting agents’ compliance with the Money Laundering Regulations sits with HM Revenue & Customs (HMRC). As of March 2025, more than 17,300 estate agency businesses (EABs) were registered with HMRC^[7]National_Risk_Assessment_of_Money_Laundering_and_Terrorist_Financing_2025_FINAL.pdf, making it one of the largest populations overseen by any UK AML supervisor.

On the surface, enforcement activity appears robust. Recent data^[8]Businesses that have not complied with the money laundering regulations (2025 to 2026) – GOV.UK shows that estate agents are now the single most fined regulated sector under HMRC supervision. However, a closer examination of the nature of those penalties tells a very different story about deterrence and behavioural change.

Between April and September 2025, HMRC fined 160 estate agencies a total of £826,655. The overwhelming majority of these penalties were issued for administrative failings; operating while unregistered for AML purposes or failing to notify HMRC of a material change in circumstances. By contrast, only five firms were fined for failing to maintain adequate AML controls, with total penalties amounting to just £34,393.

A sector can be formally registered, inspected and penalised, yet still operate with fundamentally weak controls. Registration does not, in itself, ensure effectiveness in relation to:

• source of funds and source of wealth verification;
• sanctions screening;
• internal escalation and reporting processes; or
• identification and assessment of beneficial ownership behind complex structures.

In relative terms, HMRC’s penalties for substantive AML weaknesses in estate agency businesses remain modest when compared with those imposed by other UK statutory AML supervisors, particularly in financial services sectors. The result is a supervisory model that appears to prioritise entry into the system over performance within it. Some have described HMRC as the regulator of last resort compared to the Financial Conduct Authority and the Gambling Commission.

This enforcement profile risks shaping behaviour in unintended ways. Firms are incentivised to avoid operating unregistered and to maintain basic administrative compliance, but face comparatively limited consequences for poor quality risk assessment or weak challenge of suspicious transactions. Documentation is prioritised over interrogation; process over professional judgment.

The broader consequence is a regulatory environment that may succeed in expanding the perimeter of oversight, without materially reducing the flow of suspect wealth into the property market. Illicit finance does not require regulatory absence; it thrives in systems where compliance is procedural, fragmented and weakly enforced.

The enforcement data therefore raises an uncomfortable but necessary question: is the current supervisory model genuinely designed to change behaviour, or has it drifted toward treating administrative compliance as a substitute for effective risk control?

Until supervision places greater weight on the quality of due diligence, the robustness of challenge, and the real world outcomes of AML controls, not merely on registration status, the UK property market will remain vulnerable. Supervision without credible deterrence does not prevent illicit finance; it merely records it.

Professionals at the gate

Illicit wealth rarely enters the UK property market unaided. Estate agents, solicitors, accountants, company service providers, mortgage professionals and banks all occupy critical control points in the transaction chain. Each is positioned to identify risk. Too often, however, no single actor is equipped, or incentivised, to see the full picture.

The issue is seldom one of overt criminal collusion. More commonly, it reflects structural weakness: superficial verification, over reliance on documentation without meaningful scrutiny, fragmented responsibility between professionals, and commercial pressure that discourages delay or escalation. Risk is diluted as it moves between parties, until responsibility effectively disappears. Individually, each actor may meet a minimum standard. Collectively, the transaction proceeds unchecked.

This fragmentation is not accidental. The UK property transaction model disperses responsibility across multiple regulated and unregulated actors, none of whom is required to hold a complete view of ownership, financing, and risk. Estate agents identify buyers, solicitors conduct conveyancing, banks process payments, and corporate service providers structure ownership. Each may satisfy their own regulatory obligations, while no one asks whether the transaction, viewed as a whole, makes sense. It will be interesting to observe how the direct peer to peer information sharing protocols under the Economic Crime and Corporate Transparency Act 2023^[9]Section 188 of the Economic Crime and Corporate Transparency Act 2023 will be used within the real estate sector and with other facilitators of property transactions to tackle financial crime.

Recent regulatory data illustrates how limited the consequences of this model, particularly in legal services, remain relative to the risk being managed. Since 2023, the Solicitors Regulation Authority (SRA) has increased its supervisory and enforcement activity in relation to AML failings, with property conveyancing consistently identified as a high risk area due to its susceptibility to misuse for money laundering. In the 2023-24 financial year, the SRA and Solicitors Disciplinary Tribunal issued 46 fines for AML breaches^[10]SRA | Anti-Money Laundering Annual Report 2023-24 | Solicitors Regulation Authority, just over £1million – roughly the price of a one bed flat in central London. Enforcement intensified in 2025, when inspections found nearly a third of firms to be non compliant, resulting in over £1.5 million in penalties^[11]SRA | Anti-Money Laundering Annual Report 2024-25 | Solicitors Regulation Authority.

Several high profile cases highlighted the nature of the failures. Major firms have been sanctioned for systemic weaknesses in controls applied to property transactions. Mishcon de Reya was fined £232,500 by the SRA for AML failings, including deficiencies in due diligence in several property (conveyancing) transactions^[12]Mishcon de Reya fined £232,500 over numerous AML failings | News | Law Gazette , while Ashfords received a fine of just over £100,000 for AML failings, including inadequate customer due diligence and failure to properly evidence source of funds in several high value property transactions which led to a potential link between one of the purported beneficial owners and an entity subject to UK sanctions^[13]National firm fined over £100,000 by Solicitors Regulation Authority over money laundering regulations | Law Gazette Individual practitioners in other cases faced suspensions, bans from compliance roles, or being struck off entirely. These outcomes do not imply criminal wrongdoing, but they do reveal persistent weaknesses in how risk is identified, interrogated and escalated in complex property transactions.

The Bangladesh-linked property investigations have reignited scrutiny of the UK’s professional enablers. Transparency International and investigative journalists have openly questioned whether estate agents, lawyers, banks and wealth advisers consistently met their AML obligations when handling high value transactions involving offshore structures and politically exposed persons. These concerns relate squarely to regulatory compliance and due diligence standards, rather than criminal findings. Yet the pattern is strikingly familiar:

• politically exposed wealth enters the UK;
• property is acquired through opaque corporate or trust structures;
• professionals facilitate transactions on the basis of limited or compartmentalised information; and
• the state intervenes only after investigative journalism, sanctions exposure, or political upheaval abroad.

This is not a failure of law in isolation, but of system design. When responsibility is fragmented and commercial incentives discourage challenge, professional gatekeepers become conduits rather than controls. Refusing business remains costly; facilitating it rarely is.

Until accountability is aligned with the reality of risk, and until meaningful challenge at the point of transaction is rewarded rather than penalised, the UK property market will continue to absorb suspect wealth with remarkable efficiency. The gate exists. The problem is that it is rarely closed.

For regulators, boards and senior leaders, the implication is clear: the risk is not confined to illicit actors, but sits within the design of the system itself. Without earlier intervention points, stronger verification, and aligned incentives, even well intentioned firms will continue to process high risk transactions without fully understanding them.

The warning was clear, the response was not

This final article brings together the themes explored across the series: opacity, access, risk, and ultimately, enforcement.

The Private Eye map was never just a picture. It was an early warning of what happens when property is treated as a financial instrument divorced from ownership transparency and social purpose. More than a decade on, that warning has been repeatedly confirmed.

The UK now has stronger laws, more data and more powerful enforcement tools than existed when offshore ownership first became visible. We now have registers of ownership, new enforcement powers, and formally regulated real estate and professional sectors. However, the gap between visibility and prevention remains unresolved and persistent.

Again and again, the same pattern emerges. Suspect wealth flows into UK property through opaque structures. Transactions pass through professional gatekeepers operating under fragmented responsibility and commercial pressure. Scrutiny intensifies only after investigative journalism, geopolitical shock, or political change abroad. By the time enforcement arrives, the housing stock has already been distorted and communities affected.

This is not a failure of awareness, nor is it a failure of legal authority. It is a failure of timing and design. Controls operate too late in the transaction chain, accountability is too diffuse, and deterrence too weak to alter behaviour at the point where harm occurs.

Transparency has made the problem visible. Enforcement has demonstrated that action is possible. But neither has yet been applied early enough, consistently enough, or forcefully enough to stop illicit and high risk capital entering the housing market in the first place.

Until ownership is verified rather than declared, until professional challenge is incentivised rather than penalised, and until supervision prioritises outcomes over process, UK property will remain attractive not only to global capital, but to global corruption.

The consequence is not only regulatory failure, but social cost. When homes are used to conceal wealth rather than to house people, housing stops functioning as housing. That was the warning more than ten years ago. The evidence now is overwhelming.

The remaining question is not whether the UK can see the problem, but whether it is willing to stop it before the foundations are further disrupted.

About the authors

Priya Giuliani is a specialist in financial crime investigations and compliance, with 30 years’ experience, including a decade as a Partner. She advises clients proactively on assessing and managing financial crime risk, with a focus on governance, oversight, conduct, and the training of Senior Managers and Boards.

Her investigative experience provides deep insight into how financial crime, such as money laundering, terrorist and proliferation financing, sanctions breaches, tax evasion, bribery, corruption, and fraud, can occur, including through the use of professional enablers. She is highly experienced in designing and evaluating the control frameworks required to manage these risks effectively. Priya has also been appointed on numerous Skilled Person engagements.

Widely regarded as a highly experienced and well-qualified expert in financial crime risk management and investigations, she works closely with clients to develop proportionate and effective control frameworks.

Priya has led dozens of investigations alongside law enforcement agencies into the laundering of proceeds of crime derived from drug trafficking, human trafficking, and carousel fraud through UK and international property markets. She has also investigated how property investment and lettings companies, particularly those with large portfolios of low value, high volume housing stock, have been used to generate funds to support terrorist activity.

Leanard Phillip is a senior governance and financial crime compliance specialist, MLRO, and regulatory adviser with extensive experience across the banking, UK real estate, and fintech sectors. He is the Founder and Executive Director of Optimum Compliance Consultancy Limited and has advised firms on anti-money laundering (AML), counter-terrorist financing (CTF), sanctions compliance, regulatory risk management, and governance frameworks.

Leanard has held senior financial crime leadership roles within major international organisations, including responsibility for AML and sanctions oversight within the UK property sector. He has also led and supported a number of Financial Services and Markets Act (FSMA) skilled person reviews, remediation programmes, and financial crime transformation projects across financial institutions within the City of London.

He is particularly recognised for his recent work on financial crime risk within real estate, including sanctions exposure, beneficial ownership transparency, unexplained wealth orders, and the misuse of UK property for money laundering and organised crime. Leanard regularly contributes to industry discussions on economic crime, regulatory reform, and the intersection between illicit finance and wider social and economic harm.

In addition to his advisory work, Leanard serves as a mentor, trainer, and speaker on AML, sanctions, and financial crime compliance matters both in the UK and internationally.

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