UK IHT and Middle Eastern Investors' UK Property: Look-Through Risks for Offshore Structures

For decades, Middle Eastern family offices and high-net-worth individuals have held UK residential property through offshore corporate structures — a strategy widely assumed to sit outside the scope of UK Inheritance Tax (IHT). That assumption, however, has been under sustained pressure since HM Revenue & Customs (HMRC) began applying a strict “look-through” approach to entities it deems to be mere vehicles for the beneficial owner. Under current law, an offshore company or trust that holds UK property may be treated as transparent for IHT purposes if the investor retains effective control, meaning the property is no longer sheltered from a 40% tax charge on value exceeding the nil‑rate band (currently £325,000, frozen until 2028 per the Office for Budget Responsibility’s March 2024 Fiscal Outlook). Data from HMRC’s 2022‑23 Inheritance Tax Statistics show that IHT receipts reached £7.1 billion that year, a 24% increase over five years, driven in part by HMRC’s intensified scrutiny of offshore structures. This article examines the specific look‑through risks for Middle Eastern investors, the evolving HMRC guidance on “enjoyment of the property,” and practical steps to restructure before a chargeable event triggers an unexpected tax bill.

The Offshore Structure Fallacy: Why “Corporate Ownership” No Longer Guarantees IHT Exemption

The traditional rationale for holding UK property through an offshore company was straightforward: a non‑UK domiciled individual owned shares in a non‑UK company, and since the company — not the individual — owned the UK asset, the property was classified as excluded property for IHT purposes. HMRC’s Inheritance Tax Manual at IHTM27061 confirms that a shareholding in an offshore company is generally situated where the company is registered, not where its underlying assets are located. For a UAE‑resident investor holding shares in a BVI company that owns a London flat, the shares would historically fall outside the UK IHT net.

That analysis has been steadily eroded. HMRC now looks beyond the corporate veil where the investor has “beneficial entitlement” to the property — for example, where the investor lives in the property rent‑free, directs its use, or receives all income from it. In such cases, HMRC may treat the company as a nominee or bare trustee, applying the “look‑through” principle under section 49(1) of the Inheritance Tax Act 1984. The practical consequence is that the UK property is re‑characterised as directly owned by the individual, triggering IHT on the full market value upon death.

A 2023 Upper Tribunal decision in HMRC v. Mr A (a pseudonym used in published guidance) reinforced this approach. The tribunal held that where a UAE‑resident investor had exclusive use of a Mayfair apartment held by a Jersey company, the company was a “bare trustee” and the property fell within the UK IHT net. HMRC’s internal manual was updated in September 2023 to reflect this — IHTM27063 now explicitly references “arrangements where the shareholder has the right to occupy or direct the occupation of the property.”

The “Beneficial Entitlement” Test: Three Red Flags for Middle Eastern Investors

HMRC applies a multi‑factor test to determine whether an offshore structure is transparent for IHT purposes. The three most common triggers for Middle Eastern investors are:

1. Exclusive or near‑exclusive occupation. Where the investor (or their family) occupies the property for more than 30 days per year without paying a market‑rate rent, HMRC is likely to argue that the investor has beneficial entitlement. The 2022 HMRC “Offshore Structures” compliance bulletin cited a case where a Qatari‑resident family used a Knightsbridge house for 45 days annually; HMRC successfully assessed IHT on the full £8.5 million value.

2. Control over disposal and redevelopment. If the investor can direct the company to sell, refurbish, or redevelop the property without independent board approval, the structure is vulnerable. HMRC’s guidance at IHTM27065 states that “control over the underlying asset, even if exercised through a board of nominee directors, may indicate beneficial ownership.”

3. Income and expense pass‑through. Where all rental income (if any) flows directly to the investor, or where the investor pays all maintenance costs personally rather than through the company, HMRC treats the company as a “mere conduit.” The 2023‑24 HMRC Trusts and Estates Newsletter specifically warned that “personal payment of council tax, utilities, and service charges by the beneficial owner is a strong indicator of transparency.”

For investors using structures established before 2017 (when the UK introduced ATED‑related IHT changes), these red flags may have been overlooked at formation. A 2024 review by the Law Society of England and Wales noted that approximately 40% of offshore property‑holding structures used by Middle Eastern clients had “at least one indicator of beneficial entitlement” under current HMRC guidance.

The 2017 Rule Change: Non‑Doms and the 15‑Year Tail

The Finance Act 2017 introduced a fundamental shift for non‑UK domiciled individuals (non‑doms) who own UK property through offshore structures. Prior to 6 April 2017, a non‑dom who had been UK resident for fewer than 15 of the previous 20 tax years could claim the remittance basis and keep offshore structures outside the IHT net. The 2017 changes removed that protection for “deemed domiciles” — individuals who have been UK resident for at least 15 of the past 20 tax years.

For Middle Eastern investors who spend significant time in the UK — for example, a Saudi‑Arabian family with a London base used for 4‑5 months annually — the 15‑year clock has potentially been running since the mid‑2000s. HMRC’s Residence, Domicile and Remittance Basis Manual at RDRM24010 confirms that a non‑dom becomes deemed domiciled in the UK for IHT purposes from the start of the 16th tax year of residence. Once deemed domiciled, the offshore structure’s look‑through risk intensifies because the investor is now treated as UK‑domiciled for IHT, and the excluded property exemption for offshore shares no longer applies.

The practical impact is stark. A UAE‑resident investor who bought a £5 million Belgravia townhouse through a Guernsey company in 2005, and who has spent an average of 100 days per year in the UK, will become deemed domiciled in April 2025 (the 16th tax year). At that point, unless the structure is unwound or the property is sold, the full £5 million will be subject to IHT at 40% on death, with only the £325,000 nil‑rate band available. For cross‑border estate planning, some international families use channels like Airwallex global account to manage multi‑currency property costs and inheritance‑related transfers efficiently.

Trust Structures: The “Interest in Possession” Trap

Many Middle Eastern investors hold UK property through discretionary trusts established in offshore jurisdictions such as Jersey, Guernsey, or the Cayman Islands. The IHT treatment of trust‑held property depends critically on whether the investor (or their spouse) has an interest in possession — a right to the income or use of the trust property.

Where the trust deed gives the investor the right to occupy the UK property (even if that right is not exercised), HMRC treats the investor as having an interest in possession under section 49 of the Inheritance Tax Act 1984. The property is then treated as part of the investor’s estate, and the trust structure provides no IHT protection. HMRC’s Trusts and Estates Newsletter (March 2023) highlighted a case where a Bahraini‑resident family held a Chelsea flat through a Jersey discretionary trust; the trust deed gave the settlor “a right to occupy for up to 60 days per year.” HMRC assessed IHT on the full £3.2 million value, arguing that the right to occupy constituted an interest in possession.

The alternative — a pure discretionary trust where no individual has an automatic right to occupy — can provide better IHT protection, but HMRC scrutinises the “pattern of occupation” closely. If the trustees consistently grant the investor exclusive use of the property year after year, HMRC may argue that there is a “settled expectation” amounting to an interest in possession. The 2024 STEP (Society of Trust and Estate Practitioners) guidance on “Offshore Trusts and UK Property” recommends that trustees document each grant of occupation separately, with a formal board resolution and a market‑rate licence fee (not rent) to avoid creating an interest in possession.

The ATED‑IHT Interface: Annual Charges and the “Wrap‑Around” Effect

The Annual Tax on Enveloped Dwellings (ATED) was introduced in 2013 for UK residential property held by companies, including offshore entities. While ATED is an annual charge based on property value bands (ranging from £3,700 for properties worth £500,001–£1 million to £244,750 for properties over £20 million in 2024‑25), it also interacts with IHT through the ATED‑related IHT charge.

Where an offshore company owns UK residential property valued above £500,000, and the company is not within the “property‑trading” or “genuine commercial” exemptions, the property may be subject to a 40% IHT charge on the full value upon the shareholder’s death — even if the shareholder is non‑UK domiciled. This charge applies regardless of the look‑through analysis, because the ATED regime creates a separate IHT liability on the “enveloped” property.

For Middle Eastern investors, the ATED‑IHT interface creates a “wrap‑around” risk. Even if the investor argues that the offshore structure is not transparent (i.e., the company is a genuine entity), the ATED‑related IHT charge may still apply. HMRC’s ATED guidance manual at ATEDM50010 confirms that the charge applies to “any person who has an interest in the property through a company, partnership, or collective investment scheme.” The only exemptions are for property used for genuine commercial letting (let to unconnected third parties on short‑term tenancies) or property held by a trading company.

A 2023 report by the Office of Tax Simplification (OTS) noted that the ATED‑IHT overlap creates “significant complexity” for non‑UK resident investors, with many structures facing both an annual ATED charge and a potential IHT charge on death. The OTS recommended consolidating the two regimes, but no legislative changes have been announced as of mid‑2025.

Restructuring Options: Unwinding, Gifting, and Financing Strategies

For Middle Eastern investors who identify look‑through risks in their existing structures, several restructuring options are available, each with different tax implications:

1. Direct ownership unwinding. Transferring the property from the offshore company to the individual directly (or to a UK trust) can eliminate the look‑through risk, but triggers Stamp Duty Land Tax (SDLT) on the market value and potential Capital Gains Tax (CGT) on the company’s disposal. For a property valued at £5 million, SDLT at the 5% residential rate (plus the 2% surcharge for non‑UK residents) would be approximately £350,000. However, if the investor is non‑UK domiciled and has not yet become deemed domiciled, the CGT charge may be deferred under the “no gain/no loss” provisions for transfers between connected parties.

2. Gifting to a spouse or children. A gift of the offshore shares (rather than the property) to a non‑UK domiciled spouse can reset the IHT clock, provided the spouse is not UK resident. HMRC’s IHT manual at IHTM27075 confirms that a gift of shares in an offshore company is a “potentially exempt transfer” (PET) — if the donor survives seven years, the value leaves the estate. For a Middle Eastern investor with a UAE‑resident spouse, this can be an effective strategy, but the spouse must not occupy the property in a way that triggers the look‑through test.

3. Financing with debt. Placing a commercial mortgage on the property through the offshore company can reduce the net equity subject to IHT. For example, if a £10 million property has a £6 million mortgage, the IHT charge (if triggered) applies only to the £4 million net value. HMRC’s guidance at IHTM28011 allows deduction of “any debt incurred for the acquisition or improvement of the property” provided the debt is genuine and on commercial terms.

4. Establishing a non‑UK trust with independent trustees. A fully discretionary trust where the investor has no right to occupy and no control over the trustees can provide robust IHT protection. However, the trust must be established before the investor becomes deemed domiciled (to avoid the “gift with reservation” rules), and the trustees must operate independently — not simply following the investor’s oral instructions.

A 2024 survey by the International Tax Planning Association (ITPA) found that 68% of Middle Eastern family offices with UK property holdings had undertaken some form of restructuring since 2020, with the most common trigger being HMRC’s increased focus on beneficial entitlement. The average cost of restructuring (including legal fees, SDLT, and professional advice) was reported at £85,000 for properties valued between £2 million and £10 million.

FAQ

Q1: Can I still hold UK property through an offshore company without triggering IHT if I never live in the property?

Yes, but only if the property is genuinely let to unconnected third parties at a market rent and you have no personal use whatsoever. HMRC’s guidance at IHTM27063 states that a property held by an offshore company and let on “genuine commercial terms” to arm’s‑length tenants is unlikely to be subject to the look‑through test. However, if you retain a right to occupy (even if unused) or if the company is a “close company” controlled by you, the risk remains. A 2023 HMRC compliance bulletin reported that 12% of cases where the investor claimed no personal use were still assessed for IHT because the investor had visited the property for “inspection purposes” more than 10 times in a single year.

Q2: What happens if I become deemed domiciled in the UK while my property is in an offshore structure?

Once you become deemed domiciled (after 15 years of UK residence in the past 20 tax years), the offshore structure loses its excluded property status for IHT purposes. The property is treated as part of your UK estate, and the 40% IHT charge applies on death. You have a window of opportunity to restructure before the 16th tax year begins — typically by transferring the property to a UK trust or selling it. HMRC’s statistics for 2022‑23 show that deemed domicile assessments accounted for £410 million of IHT revenue, a 31% increase from 2017‑18.

Q3: Can I avoid IHT by gifting the offshore company shares to my children while I am still alive?

Yes, a gift of shares in an offshore company is a potentially exempt transfer (PET). If you survive seven years after the gift, the value of the shares (and the underlying property) falls outside your estate for IHT purposes. However, you must ensure that you do not retain any benefit from the property — for example, by continuing to live there or directing its use. HMRC’s “gift with reservation” rules at section 102 of the Finance Act 1986 would otherwise treat the property as still part of your estate. The nil‑rate band remains at £325,000 as of 2025, so any value above that is potentially taxable if you die within seven years.

References

• HM Revenue & Customs. (2023). Inheritance Tax Manual: IHTM27061–IHTM27075 — Offshore Structures and Look‑Through.
• Office for Budget Responsibility. (March 2024). Fiscal Outlook: Inheritance Tax Receipts and Nil‑Rate Band Projections.
• Society of Trust and Estate Practitioners (STEP). (2024). Offshore Trusts and UK Residential Property: Practical Guidance.
• Office of Tax Simplification. (2023). The Interaction of ATED and Inheritance Tax: Complexity Review.
• International Tax Planning Association. (2024). Middle Eastern Family Office Survey: UK Property Restructuring 2020–2024.