Update: the United Kingdom-to-Hong Kong UK

The United Kingdom's accelerating reform of its non-domicile and capital-gains regime has moved UK-based family offices to act. For principals with significant offshore portfolios or Mainland China exposures, Hong Kong remains the most legally coherent destination – but the corridor is not frictionless. The sequencing of steps, and the order in which tax-residence and management-and-control positions shift, decides whether the relocation succeeds or exposes the principal to dual-charge risk.

A United Kingdom-to-Hong Kong family-office relocation requires careful sequencing of the management-and-control test under the Inland Revenue Ordinance, alignment with the UK's statutory residence test under the Finance Act 2013, and resolution of any trust or holding-entity positions before the principal departs the United Kingdom. Errors in sequencing – particularly a gap between UK departure and genuine Hong Kong assumption of management and control – create a window of enforcement risk in both jurisdictions.

This briefing identifies the current triggers, the affected principals, and the immediate steps.

What has changed – and why the corridor is active now

The United Kingdom's removal of the remittance basis for non-domiciled residents, combined with reforms to offshore-trust protections under UK tax legislation, has restructured the calculation for principals who previously relied on those positions. Assets that were sheltered are now potentially within the UK charge. The window between the legislative changes taking effect and a principal establishing a clean break from UK residence is where enforcement risk concentrates.

Hong Kong's position has, if anything, strengthened. The territory operates on a strict territorial basis: under the Inland Revenue Ordinance, only Hong Kong-sourced profits are chargeable. There is no capital-gains tax, no withholding tax on dividends, and no general wealth tax. For a family office managing offshore and Mainland Chinese assets, this is a structurally compelling environment.

What our desk sees, however, is that principals arriving without a resolved management-and-control position – or with a UK entity still nominally directing decisions – inherit a problem rather than solve one. The management-and-control test applies to corporate entities as well as individuals: a holding company incorporated offshore but controlled from Hong Kong becomes resident in Hong Kong for tax purposes. That is ordinarily the intended position. But if management and control has not cleanly shifted before a decision is taken, the analysis collapses.

The United Kingdom's statutory residence test contains its own precision mechanics. Day counts, split-year treatment, and the tie-breaker provisions in the UK-Hong Kong double-tax arrangement all matter. None of them align automatically with the Hong Kong position, and the two analyses must be run in parallel before departure, not after arrival.

Who is affected across the corridor

The principals most immediately affected are those who were UK resident, claimed the remittance basis, and hold offshore trusts, BVI or Cayman holding entities, or Mainland China investments via a Hong Kong or offshore structure. They face a specific sequence of questions: when did UK residence end under the statutory residence test; when did Hong Kong management and control commence under the Inland Revenue Ordinance; and what happened to any trust or entity between those two points.

Trustees of offshore structures with UK-resident settlors or beneficiaries face a parallel set of questions. UK trust legislation has been reformed to bring offshore trusts with UK-resident settlors within the UK charge in a wider range of circumstances. A move to Hong Kong changes the settlor's residence position but does not automatically resolve the trust's exposure without a careful review of its terms and the applicable governing law.

Principals with Mainland China connections face an additional layer. The management-and-control test interacts with the Common Reporting Standard (the automatic exchange-of-tax-information regime to which both the United Kingdom and Hong Kong are committed), meaning that entity-level information flows to both jurisdictions. The structure that worked on paper may not hold once information exchange makes the control position visible.

The immediate action

The priority is to run the management-and-control and statutory-residence analyses before the principal departs the United Kingdom, not concurrently with departure or after. This means identifying the entity that currently holds management and control of each vehicle in the structure, mapping the point at which that control shifts to Hong Kong (in fact, not only on paper), and verifying that the shift is documented contemporaneously.

For principals with existing offshore trusts, the trust's governing law, the location of trustees, and the investment-management arrangements all need review against both the UK reformed position and the Hong Kong capital-relocation framework. The Trustee Ordinance in Hong Kong – which was substantially reformed with effect from 1 December 2013 and removed the rule against perpetuities for Hong Kong trusts – provides a well-tested platform, but only if the trust is properly situated here.

For corporate holding entities, the interaction between the foreign-sourced income exemption (the FSIE regime, which applies to certain passive income received in Hong Kong by entities with insufficient economic substance) and the substance requirements must be assessed before the entity commences Hong Kong operations. An entity that arrives in Hong Kong without substance in place may not qualify for the FSIE exemption on day one.

The broader relocation analysis – including the fund and investment-platform angle – is set out in our detailed analysis on relocating a fund or investment platform to Hong Kong. Principals considering a Cyprus-to-Hong Kong corridor may also find the treatment of that specific route instructive: see our note on the Cyprus-to-Hong Kong family-office relocation.

For a preliminary read on your management-and-control and residence position across the United Kingdom and Hong Kong, email info@lockhartyip.com.

Frequently asked questions

Which jurisdiction's law applies to the United Kingdom-to-Hong Kong family-office relocation?

No single jurisdiction's law governs the relocation in isolation. The United Kingdom's statutory residence test determines when UK residence ends. The Inland Revenue Ordinance, together with the management-and-control test, governs when Hong Kong tax residence begins. For entity-level positions, the governing law of the holding or trust vehicle adds a third layer. All three analyses must be run in parallel, and the UK-Hong Kong double-tax arrangement provides the tie-breaker where both residences overlap.

What is the first step in the United Kingdom-to-Hong Kong family-office relocation?

The first step is a pre-departure audit of the principal's residence position under the UK statutory residence test and a mapping of every entity in the structure against the management-and-control test. This identifies the date on which each element of the structure changes jurisdiction and the window – if any – during which dual-charge or unresolved exposure exists. Attempting to resolve these questions after departure is structurally more difficult and may not be possible without adverse tax consequence.

What are the main risks in the United Kingdom-to-Hong Kong family-office relocation?

The principal risks are sequencing failures: a gap between UK departure and the assumption of genuine management and control in Hong Kong; a trust or holding entity that remains effectively controlled from the United Kingdom after the principal departs; and FSIE substance conditions not met from day one of Hong Kong operations. A secondary risk is the Common Reporting Standard information-exchange position, which may make a management-and-control gap visible to both revenue authorities simultaneously. International counsel should be engaged before any physical or structural move is made.

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This publication is general information and does not constitute legal advice. For advice on your situation, contact info@lockhartyip.com.

Update: the United Kingdom-to-Hong Kong family-office relocation

What has changed – and why the corridor is active now

Who is affected across the corridor

The immediate action

Frequently asked questions

Speak with Lockhart & Yip

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