Where a Mainland China-to-Hong Kong family-office relocation stands now

The volume of Mainland China principals moving their family-office operations to Hong Kong has not slowed. What has changed is the scrutiny applied at each stage of the process – by Mainland tax and foreign-exchange authorities, by Hong Kong regulators, and increasingly by the principals themselves, who have watched earlier movers encounter problems they were not warned about. The commercial stakes are high, the cross-border interface is technically demanding, and the margin for sequencing errors is narrow.

A Mainland China-to-Hong Kong family-office relocation requires a principal to manage three interdependent legal systems simultaneously: the Mainland's rules on tax residence, foreign-exchange controls and exit procedures; Hong Kong's profits tax regime under the Inland Revenue Ordinance, including the foreign-sourced income exemption (FSIE) rules in force from 1 January 2023; and the offshore structures – typically BVI or Cayman – that sit above the Hong Kong entity. The sequencing of steps across these three layers, and the point at which the principal's management-and-control position shifts, is where the risk concentrates.

This analysis sets out the commercial position as it stands, maps the cross-border interface, offers a comparative read on the two systems, and identifies where our desk sees the risk sitting in the current environment. It draws on the governing instruments by title throughout.

What is actually at stake commercially?

The commercial question is not simply where the family office should be based. It is how the principal extracts value from Mainland-connected assets, relocates decision-making authority to a neutral common-law forum, and positions the structure for long-term succession – without triggering a Mainland tax event that absorbs the financial benefit of the move.

Hong Kong's attractions for this exercise are well established and do not need restating in abstract terms. What matters to the principals we advise is the concrete position: Hong Kong imposes profits tax on a territorial basis, taxing only Hong Kong-sourced profits. It has no capital gains tax. It levies no withholding tax on dividends or interest as a general matter. The two-tier profits tax rate structure – 8.25% on the first HK$2,000,000 of assessable profits and 16.5% above that – is materially lower than comparable Mainland rates for active business income. For a family office whose primary activity is holding and managing investments, those numbers matter.

But the commercial case does not rest on the tax comparison alone. A Hong Kong family office sits within a common-law system. It can contract in English. It can enforce judgments and arbitral awards through the Court of First Instance, and – since the Mainland Judgments in Civil and Commercial Matters (Reciprocal Enforcement) Ordinance (Cap. 645) came into force on 29 January 2024 – it has a direct registration mechanism for Mainland court judgments. It provides a platform for succession planning that is not constrained by Mainland forced-heirship concepts. These are governance and enforcement benefits, not just fiscal ones.

Against those benefits sits a real commercial cost: the relocation is irreversible in practice once the principal's Mainland tax-residency status has been formally changed. A poorly sequenced move can crystallise a Mainland tax liability on unrealised gains, trigger foreign-exchange compliance questions, and leave the family-office structure caught between two systems without clean treatment under either.

How does the cross-border interface actually bite?

The cross-border interface in a Mainland China-to-Hong Kong family-office relocation is not a single legal question. It is a sequence of overlapping questions, each governed by a different instrument, each requiring a different action in a different jurisdiction, and each capable of generating an adverse consequence if handled in the wrong order.

On the Mainland side, the principal's tax residence is determined by the combination of domicile, habitual-residence rules and days-of-presence tests under Mainland tax law. Changing that position requires positive steps: updating hukou (household-registration) records, managing days of physical presence, and – critically – managing the timing of asset disposals or transfers relative to the change in residency status. The Mainland's individual income tax rules, as amended in the recent reform cycle, extend to the worldwide income of Mainland-domiciled individuals. Residency change alone does not sever the liability if the principal retains domicile in the Mainland. The distinction between domicile and habitual residence is where most planning errors arise.

On the Hong Kong side, the question is whether the relocated principal, and the family-office entity incorporated in Hong Kong, will be treated as tax resident here. For an individual, the relevant test under the Inland Revenue Ordinance is a combination of permanent home and habitual residence. For the entity, the critical test is management and control: where are the decisions made? A family-office company incorporated in Hong Kong but whose investment decisions are made by the principal from a Mainland location – even temporarily – risks being treated as Mainland-managed for PRC purposes while failing the Hong Kong-management-and-control test for treaty purposes. That simultaneous failure produces the worst outcome: liability in both systems without treaty relief.

The FSIE regime, in force from 1 January 2023, adds a further layer. Certain foreign-sourced passive income – dividends, interest, disposal gains on equity interests, and intellectual-property income – is now subject to Hong Kong profits tax when received by a Hong Kong-resident entity, unless economic-substance conditions are met. For a family office holding a BVI or Cayman intermediate entity above its operating assets, this means that the substance of the Hong Kong entity must be genuine and documentable. A brass-plate holding entity in Hong Kong is no longer adequate.

The Mainland's foreign-exchange regime adds a third constraint. The cross-border remittance of capital by Mainland-connected individuals and entities is subject to approval requirements and annual individual quotas under the rules administered by the State Administration of Foreign Exchange (SAFE – the PRC body responsible for managing foreign-exchange policy and approvals). Moving capital from Mainland-sourced assets into the Hong Kong family-office structure requires either individual remittance within quota, or use of a permitted outbound investment channel. Neither route is automatic, and both require documentation of source of funds that the Hong Kong structure must then retain.

The comparative read: two systems, one principal

What makes the Mainland China-to-Hong Kong relocation technically harder than, say, a European-to-Hong Kong move is that the two systems are not simply different. They are adjacent, partially integrated, and each has rules that specifically address the interface with the other.

The Mainland tax system operates on a domicile-plus-residence model. A Mainland-domiciled individual is subject to worldwide individual income tax regardless of where they physically reside, unless and until they legally change their domicile. The residency-change process is substantive, not purely administrative. It requires real physical presence outside the Mainland over a sustained period and, in practice, acceptance by the Mainland tax authority that the change is genuine and not a temporary arrangement. We see principals underestimate this timeline regularly.

The Hong Kong system, by contrast, operates on a source-and-residency model. For individuals, there is no general income tax on salaries earned outside Hong Kong; for companies, profits are taxed only if sourced here. The system is designed for a mobile, internationally active principal class, and in that sense it is structurally accommodating. But the FSIE reform has shifted the analysis: passive income that formerly fell outside the Hong Kong charge now falls within it if received by a Hong Kong entity without adequate substance. The regime applies regardless of whether the income is from a Mainland source or an offshore one.

The management-and-control test (the test used to determine where a company is treated as tax resident, based on where its central management and strategic decisions are made) sits at the intersection of both systems. On the Mainland side, an entity managed from the Mainland is a Mainland tax resident. On the Hong Kong side, an entity incorporated here but managed from elsewhere may fail to qualify as Hong Kong-resident for treaty purposes. The family-office principal who physically relocates to Hong Kong but continues to make decisions – even informally, through messaging apps or video calls – about Mainland-connected portfolio companies is creating a management-and-control problem that neither system resolves in the principal's favour.

There is also a structural contrast in succession law. Hong Kong's Trustee Ordinance (Cap. 29), substantially reformed with effect from 1 December 2013, provides a well-developed trust framework. The 2013 reforms abolished the rule against perpetuities for Hong Kong trusts, strengthened protection against foreign forced-heirship claims, and confirmed that a settlor may reserve certain powers without invalidating the trust. The Mainland has no equivalent developed private-trust statute. For a principal with children in multiple jurisdictions and assets across both systems, the Hong Kong trust structure is the primary succession-planning vehicle – but it only works if the assets actually reach the structure without being intercepted by a Mainland tax event triggered by the transfer.

Where our desk sees the risk concentrating now

The enforcement-risk profile of a Mainland China-to-Hong Kong family-office relocation has shifted in the past two years. The direction of change is towards greater scrutiny, not less, on both sides of the boundary.

On the Mainland side, the trend is towards more assertive individual income tax enforcement. The reform of individual income tax rules to cover worldwide income for Mainland-domiciled persons was a structural change, not a temporary measure. Principals who have relocated but retained Mainland domicile – perhaps because they have family members with hukou positions that are difficult to change, or because their primary operating business is still registered in the Mainland – are exposed to continued worldwide-income claims. The risk is not theoretical. We are aware of instances, across our cross-border practice, where principals who believed their relocation was complete encountered Mainland tax assessments on Hong Kong and offshore income received after the move.

On the Hong Kong side, the Inland Revenue Department has taken a more active interest in the substance of FSIE-exempt entities. The question is whether the economic-substance conditions are genuinely met: adequate personnel, adequate operating expenditure, adequate decision-making in Hong Kong. A family-office entity that passes on paper but whose key personnel spend most of their time outside Hong Kong is vulnerable. The Pillar Two global minimum tax, effective for fiscal years beginning on or after 1 January 2025 for in-scope MNE groups with consolidated revenue at or above EUR 750 million, adds a further layer of international tax co-ordination pressure that affects larger family-office structures with operating-company income.

The source-of-funds position is the third risk concentration point. A Hong Kong family office receives capital from Mainland sources. Those flows must be documented – for Hong Kong AML purposes under the Anti-Money Laundering and Counter-Terrorist Financing Ordinance, and for Mainland foreign-exchange purposes under the SAFE rules. If the documentation does not close cleanly, the family office faces an ongoing compliance exposure at the Hong Kong level that is separate from, and potentially more immediate than, the tax risk.

In our cross-border practice, we regularly advise principals who arrive at the Hong Kong stage having taken Mainland-side advice on the exit but without a clear plan for what happens at the Hong Kong entry point. The source-of-funds file, the FSIE substance position, and the management-and-control documentation need to be prepared in advance, not retrospectively assembled after the capital has moved.

Sequencing: the question that determines the outcome

The single most consequential practical question in a Mainland China-to-Hong Kong family-office relocation is sequencing. In what order do the steps happen? Which change of status occurs first? Which asset transfer is triggered by which legal event?

The correct sequence is not uniform. It depends on the principal's asset mix, the structure of their Mainland operating interests, the composition of the family, and the target structure in Hong Kong and offshore. But there is a general analytical framework that applies in most cases.

First, the Mainland exit position must be confirmed before the Hong Kong position is constructed. That means assessing the tax-residency status, confirming the domicile position, identifying any assets that will generate a taxable event on transfer, and determining whether those events can be managed – through timing, through restructuring at the Mainland level, or through treaty positions – before the principal's Hong Kong presence becomes substantive. The treaty between the Mainland and Hong Kong on the avoidance of double taxation (the CDTA – the Comprehensive Double Taxation Arrangement between the Mainland and Hong Kong) is the primary relief instrument, but it operates on defined residence positions, and those positions must be established cleanly before the arrangement can be relied on.

Second, the Hong Kong entity must be established with genuine substance from the outset. Retrofitting substance into an entity that was initially set up as a holding shell is technically possible but more difficult to document and more vulnerable to challenge. The right approach is to build the substance – qualified personnel, genuine decision-making, appropriate operating premises and expenditure – as a precondition of the FSIE exemption claim, not as a response to a query from the Inland Revenue Department.

Third, the offshore layer – typically a BVI or Cayman holding entity above the Hong Kong operating or family-office entity – needs to be reviewed for consistency with the new substance requirements. Economic-substance regimes apply in both the BVI and the Cayman Islands. A structure that pre-dates the current FSIE regime, or that was designed for a different principal profile, may need to be reconfigured to avoid the FSIE charge at the Hong Kong level.

Consider a scenario from our cross-border practice. A Mainland manufacturing principal with a BVI holdco above a network of Mainland and Southeast Asian operating companies came to us in the early stages of a planned relocation. The existing structure had been designed for operational efficiency, not family-office use. The BVI entity was distributing dividends upward without any substance analysis at the Hong Kong receiving level. The principal's domicile had not been formally assessed. We re-sequenced the process: confirmed the domicile and residency position first, restructured the dividend flow to route through a Hong Kong entity with established substance, and prepared the source-of-funds documentation before any capital moved to Hong Kong. The move proceeded without crystallising the Mainland tax event that had been embedded in the original plan.

The decision logic runs as follows. If the principal has clean Mainland-exit documentation and a confirmed domicile change, the Hong Kong entry structure can be built on a FSIE-exemption basis with appropriate substance. If the domicile position is uncertain, the CDTA residence analysis becomes the primary tool, and the Hong Kong entity's management-and-control position must be unambiguous. If the source-of-funds position is complex – multiple SAFE channels, mixed asset classes, prior restructurings – the AML documentation must be prepared in parallel with the tax-residency analysis, not after it. An incomplete source-of-funds file is a Hong Kong compliance problem regardless of how clean the Mainland exit appears.

The sequence matters because each step has downstream consequences. Changing the principal's physical presence position affects both the Mainland residency test and the Hong Kong individual tax analysis. Transferring assets before the domicile change is formalised risks triggering a Mainland disposal event. Establishing the Hong Kong entity before the FSIE substance plan is in place creates a window of exposure that the Inland Revenue Department may use as a reference point for later enquiries.

For a structured assessment of your cross-border relocation position across Hong Kong and the Mainland, write to us at info@lockhartyip.com.

What foreign and offshore advisers get wrong

Principals relocating from the Mainland to Hong Kong frequently receive advice from multiple advisers: Mainland tax counsel, offshore corporate service providers, and Hong Kong service companies. Each adviser typically covers their own system. The cross-border interface – the point where the Mainland exit meets the Hong Kong entry and the offshore structure – is often nobody's specific responsibility.

The most common error we see from non-Hong Kong advisers is treating the FSIE analysis as a formality. It is not. The FSIE regime requires genuine economic substance in the Hong Kong entity: not a registered address, not a nominee director, but actual qualified staff, actual decision-making, and actual operating expenditure that is proportionate to the income being received. An offshore provider who sets up a Hong Kong entity and nominates a local director to satisfy a corporate-governance requirement has not created an FSIE-compliant structure. The risk of that approach is that the income flows without exemption, the entity faces a Hong Kong profits-tax charge on passive income it was designed to receive tax-efficiently, and the principal discovers the problem only when the Inland Revenue Department raises a query.

The second error is underestimating the management-and-control test for the Hong Kong entity. If the principal is the sole decision-maker and remains physically in the Mainland during a transition period, the entity's management and control is not in Hong Kong. That is true regardless of where the entity is incorporated. An entity managed from the Mainland is a Mainland-resident entity for tax purposes. It does not qualify for Hong Kong tax treaty benefits. The correction – establishing a genuine management presence in Hong Kong – requires time and documentation, neither of which can be manufactured retrospectively.

The third error is assuming that the Mainland exit is complete once the principal has obtained a Hong Kong permanent residence card or Investment Agreement under the New Capital Investment Entrant Scheme. Residence status in Hong Kong is relevant but not determinative of the Mainland tax-residency position. The Mainland domicile question is separate and must be addressed under Mainland law. Principals who conflate the two frequently find that the Mainland tax authority does not accept the Hong Kong residence documentation as evidence of a Mainland-residency change.

If an earlier relocation attempt has produced an adverse result – a Mainland tax assessment, an FSIE challenge, or a source-of-funds query from a Hong Kong bank or regulator – a second analysis can identify the strategic error and the routes still open. To discuss a stalled or challenged relocation, write to us at info@lockhartyip.com.

Where this is heading: the current trajectory

The Mainland China-to-Hong Kong family-office relocation story is not over. But the environment in which those relocations occur is structurally more demanding than it was three years ago. Three developments define the current trajectory.

First, the Mainland individual income tax enforcement posture is unlikely to soften. The combination of worldwide-income rules for Mainland-domiciled individuals, improved information-exchange mechanisms between the Mainland and Hong Kong under the CDTA, and enhanced Common Reporting Standard (CRS – the international automatic exchange of financial account information standard) reporting from Hong Kong institutions to the Mainland means that the practical effectiveness of a nominal relocation – one not supported by genuine changes in domicile, physical presence and asset position – has materially diminished. Principals who proceed on the assumption that the enforcement will not reach them are making a risk assessment that we do not share.

Second, Hong Kong's FSIE regime is a permanent feature of the tax environment, not a transitional measure. The economic-substance requirements are here to stay, and the Inland Revenue Department's capacity to scrutinise FSIE exemption claims is growing. The interaction between the FSIE rules and the Pillar Two minimum tax creates additional complexity for larger family-office structures: the minimum top-up tax, effective for fiscal years beginning on or after 1 January 2025 for qualifying MNE groups, requires a consistent approach to effective tax rates across the group that needs to be modelled before the structure is finalised.

Third, the Hong Kong family-office policy environment has moved in a direction that is broadly supportive of genuine relocations. The government's family-office initiative, the competitive trust regime established by the 2013 Trustee Ordinance reforms, and the absence of forced-heirship rules all make Hong Kong a technically sound succession and wealth-holding platform. The question is not whether Hong Kong is a viable destination. It is whether the principal's specific relocation can be structured to reach Hong Kong in a way that is clean on both sides of the boundary.

Our desk's read is that the window for poorly structured relocations is closing – not because Hong Kong is becoming less attractive, but because both sides of the boundary are becoming better at identifying structures that do not reflect the economic reality of the principal's position. The principals who move successfully in the current environment are those who invest in the planning work before the first step is taken, not after the first problem arises.

For further context on the relocation process and the capital-relocation practice more broadly, see our Capital Relocation practice overview, our guide to building a source-of-funds file for a Mainland China principal in Hong Kong, and our analysis of the Cayman Islands-to-Hong Kong family-office relocation process.

Related practices

• Private Wealth – trust structures, succession planning and asset protection across jurisdictions
• Tax Positions – FSIE, double-taxation arrangements and cross-border tax residence analysis

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• Capital Relocation
• Source Funds File Mainland China Principal Hong Kong
• Cayman Islands Hong Kong Family Office Relocation Cayman 3

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