Group Reorganisations

We guide clients through corporate reorganisation, from reviews to legal documentation for asset, share or debt transfers between affiliated companies.
Slotine advises Hong Kong and international groups on corporate reorganisations. Intra-group transfers of shares and assets, mergers, spin-offs, cross-border restructurings. Structure memoranda, tax ruling applications, step-by-step plans, closing and post-closing checklists.

We understand that corporate reorganisation prepares the group for the future. We prioritise your strategic vision: reorganise by industry or brand, increase efficiency and reduce risk, mitigate tax, structure an acquisition, or address post-acquisition integration. All strengthened by our integrated Corporate, Tax and Employment capacities and our broad international network.

Multilingual (Cantonese, English, French, Portuguese). Cross-border via Legalmondo and Ursusnetwork (60+ jurisdictions). Direct partner access. Fee proposals within a few working days.


Cap. 117 s. 45
Intra-group stamp duty relief
on qualifying transfers
90% + 2 years
Associated bodies threshold
and clawback window
60+
jurisdictions via Legalmondo
& Ursusnetwork

Speak to a Hong Kong group reorganisation lawyer

Free, confidential scoping call. Fee proposal within a few working days. Cantonese, English, French and Portuguese.

Request a scoping call Email Slotine

Maëva Slotine
Founding Partner

Maëva Slotine

Why undertake a group reorganisation

Corporate reorganisations move companies, businesses, shares or assets between entities within a group to reach a defined structural objective. Common drivers include operational efficiency, tax optimisation, ring-fencing of risk, preparation for an acquisition or a divestment, IPO preparation, and post-acquisition integration.

In Hong Kong, group reorganisations run alongside the Companies Ordinance (Cap. 622), the Stamp Duty Ordinance (Cap. 117), the Inland Revenue Ordinance (Cap. 112), the Employment Ordinance (Cap. 57), and where a business is transferred to a new entity the Transfer of Businesses (Protection of Creditors) Ordinance (Cap. 49). Slotine coordinates these workstreams. For the wider M&A framework see the Acquisitions practice and the M&A in Hong Kong guide.

Common triggers for a group reorganisation

Pre-acquisition prep

Sellers restructure to isolate the target business, transfer excluded assets or liabilities to sister entities, and prepare a clean perimeter for the SPA.

Post-acquisition integration

Buyers integrate the target into the group structure: legal entity rationalisation, brand alignment, IP transfers, employment harmonisation, shared services.

Tax optimisation

Restructure to access CDTA benefits, capture Cap. 117 section 45 stamp duty relief, or align with the FSIE regime and BEPS Pillar 2 for in-scope MNE groups.

IPO or exit preparation

Simplify the corporate structure, ring-fence non-core businesses, migrate to a listing vehicle jurisdiction (HK, BVI, Cayman), and eliminate related-party issues before the diligence phase.

Ring-fencing risk

Segregate high-risk operations into a separate legal entity to protect the wider group from liability, litigation exposure or regulatory issues.

Brand or business unit split

Reorganise by brand, product line or geography to align legal structure with commercial operations and simplify management reporting.

Structural options in a Hong Kong reorganisation

Slotine designs the reorganisation architecture based on the commercial objective, tax positioning and creditor considerations. Common structural moves include:

  • Intra-group share transfers. Move a subsidiary from one HK holding entity to another. Structured under a share purchase agreement between associated bodies corporate to capture Cap. 117 section 45 relief.
  • Intra-group asset transfers. Move business assets between group entities. Requires careful drafting on TOBO Cap. 49 (creditor protection), Cap. 57 employment continuity, and IP assignments.
  • Merger or scheme of arrangement. Combine entities under Companies Ordinance sections 668 to 677. See the Scheme of arrangement complete guide.
  • Spin-off or demerger. Separate a business unit into a new entity, often as a prelude to sale or IPO.
  • Cross-border migration. Move the holding company from HK to another jurisdiction (or vice versa), coordinated with offshore counsel via Legalmondo and Ursusnetwork.
  • Debt novation and refinancing. Restructure intercompany debt and third-party financing to match the new group architecture.

Cap. 117 section 45 intra-group stamp duty relief

Section 45 of the Stamp Duty Ordinance (Cap. 117) is the central relief provision on intra-group reorganisations. Without it, every share or property transfer within a group would trigger stamp duty at the standard rate (Head 2(1) 0.2% aggregate on shares; Head 1 AVD on property).

Section 45 requirements at a glance

Associated bodies test. One body corporate must beneficially own not less than 90% of the issued share capital of the other, or a third body must own not less than 90% of each. Direct or via intermediate bodies (see Third Schedule).

Disqualifiers. Relief lost if any part of consideration comes from a non-associated party, if the interest was previously conveyed by a non-associated person, or if the parties will cease to be associated by a change in issued share capital.

Two-year clawback. If the transferor and transferee cease to be associated within 2 years of execution, notify the Collector within 30 days and pay the stamp duty that would have been chargeable but for relief. Level 2 penalty for failure to notify (s.45(7)).

Adjudication. Apply to the Collector at the IRD Stamp Office with the transaction documents, group structure evidence, and legal opinion. Turnaround varies.

For the full deep-dive on section 45 and Hong Kong M&A stamp duty, see the stamp duty on Hong Kong M&A transactions guide. Note the John Wiley & Sons UK2 LLP v Collector of Stamp Revenue [2025] HKCFA 11 authority on the scope of “associated body corporate”, which Slotine addresses in structuring analysis.

Employees, TOBO and creditor protection

A group reorganisation that moves business assets between entities triggers two workstreams beyond stamp duty.

Employees under Cap. 57. Hong Kong does not have a TUPE-equivalent automatic transfer regime. Where an intra-group asset transfer moves business operations, the employer must terminate employment with the transferor entity (paying accrued statutory entitlements) and the transferee entity must offer fresh employment. Continuity of service must be expressly agreed in writing. See our employment practice.

TOBO Cap. 49 creditor protection. Where a business (as defined in section 2 of Cap. 49) is transferred, the transferee becomes jointly liable for the transferor’s debts and obligations (including IRD tax under Cap. 112) unless the section 4 to 5 notice mechanism is followed: notice given not less than 1 month and not more than 4 months before the transfer, published in the Gazette, 2 approved Chinese newspapers and 1 approved English newspaper. See the TOBO Cap. 49 guide.

Coordinate stamp duty, TOBO and employment in one workstream

Slotine sequences the section 45 adjudication, TOBO notice, and employment transitions across the reorganisation timeline so that no workstream blocks another.

Coordinate your reorganisation workstreams

Tax filings and rulings

Certain reorganisations warrant advance tax planning and, where the analysis is complex, an advance tax ruling from the Inland Revenue Department.

  • Certificate of Resident. HK entities in the reorganised structure may apply for a Certificate of Resident to claim CDTA benefits (see the cross-border China HK guide).
  • Advance tax ruling. Under section 88A of Cap. 112, taxpayers can apply for an advance ruling on the tax consequences of a proposed arrangement. Useful on complex reorganisations with significant tax exposure.
  • Section 61A anti-avoidance. IRD may disregard artificial transactions entered into for the sole or dominant purpose of obtaining a tax benefit. Reorganisations must have genuine commercial substance beyond tax mitigation.
  • Substance and Pillar 2. HK entities relying on treaty benefits must maintain real substance (board meetings in HK, decision-making, staff, office). MNE groups in scope of BEPS Pillar 2 (revenue ≥ EUR 750M) coordinate the reorganisation with global minimum tax rules.

See the Slotine Tax practice for standalone tax structuring.

Five common group reorganisation mistakes

01Missing section 45 adjudication

Claiming section 45 without proper adjudication with the Collector risks IRD challenging the relief later. File the adjudication package alongside the transaction.

02Breaching the s. 45 2-year clawback

Post-reorg restructurings (spin-offs, IPOs, partial exits) can break the 90% associated bodies test within 2 years. Notify the Collector within 30 days and pay deferred duty.

03Skipping TOBO notice on asset transfers

Intra-group business asset transfers trigger Cap. 49 TOBO. Without the notice, the transferee inherits transferor debts including IRD tax for 1 year post-transfer.

04Employee continuity undocumented

Where employees move between group entities, continuity of service (for severance, LSP, annual leave) must be expressly agreed. Absent express agreement, statutory entitlements reset with a new employer.

05No structure memorandum

Multi-step reorganisations without a written structure memorandum (steps, timing, workstreams, tax analysis, closing checklist) create sequencing errors and coordination failures.

How Slotine advises on group reorganisations

  • Structure memorandum. Written analysis of the reorganisation: commercial objective, structural options, tax analysis (Cap. 117 s. 45 relief, CDTA benefits, section 61A anti-avoidance), sequencing.
  • Legal and tax due diligence. Pre-reorg DD on the entities and businesses to be reorganised. See Legal & Tax DD.
  • Documentation. Share purchase agreement or asset purchase agreement between associated bodies, transitional services agreement, debt novation agreement, IP assignments, tax deed.
  • Adjudication and filings. Section 45 adjudication with the Collector, certificate of resident application, advance tax ruling where warranted.
  • Closing and post-closing. Contract notes, stamping, Companies Registry filings (Form ND2A for director changes, Form NS2 for secretary), TOBO notice publication where applicable, register updates. See the closing checklist.
  • Cross-border coordination. Coordinate with offshore counsel via Legalmondo and Ursusnetwork for cross-border migrations, and with Mainland counsel via our network for reorganisations touching Mainland China (see cross-border China HK).

Discuss your Hong Kong group reorganisation with Slotine

Whether you are preparing a pre-acquisition perimeter for a sale, integrating a target post-acquisition, restructuring for tax optimisation, or preparing for an IPO, Slotine delivers the structure memorandum, tax analysis, transaction documents and closing execution end to end. Initial scoping calls are free and confidential.

Contact Slotine [email protected]

Frequently asked questions

  • A group reorganisation is a series of legal steps that move companies, businesses, shares or assets between entities within a group to reach a defined structural objective: operational efficiency, tax optimisation, ring-fencing of risk, pre or post-acquisition preparation, IPO readiness, or brand alignment.

  • Section 45 of the Stamp Duty Ordinance (Cap. 117) provides full relief from stamp duty on transfers of shares (Head 2(1)) and property (Head 1) between associated bodies corporate. Associated means one body owns not less than 90% of the issued share capital of the other, or a third body owns 90% of each. Relief is subject to a 2-year clawback if the parties cease to be associated.

  • Section 45(5A): if the transferor and transferee cease to be associated within 2 years of execution of the transaction, the parties must notify the Collector within 30 days and pay the stamp duty that would have been chargeable but for the relief. Level 2 penalty for failure to notify (s. 45(7)).

  • Yes, where the intra-group transfer moves a business as defined in section 2 of Cap. 49. The transferee entity becomes jointly liable for the transferor entity debts (including IRD tax under Cap. 112) unless the section 4 to 5 notice mechanism is followed. See the TOBO Cap. 49 guide.

  • Hong Kong does not have a TUPE-equivalent automatic transfer regime. Where employees move between group entities, the transferor terminates the employment (paying statutory entitlements under Cap. 57), the transferee makes fresh offers, and continuity of service (for severance, long service payment, annual leave) must be expressly agreed in writing.

  • A structure memorandum is a written analysis prepared before a reorganisation setting out the commercial objective, structural options considered, chosen structure, step-by-step plan, tax analysis (s. 45 relief, CDTA benefits, section 61A anti-avoidance), and closing and post-closing checklist. It is the operating plan for the reorganisation.

  • Under section 88A of Cap. 112, taxpayers can apply for an advance ruling on the tax consequences of a proposed arrangement. Useful where the tax analysis is complex or the exposure significant, and IRD certainty is worth the ruling application cost and delay.

  • A scheme of arrangement is a court-sanctioned procedure under Cap. 622 sections 668 to 677 that binds all creditors or members of the relevant class. In reorganisations it is used for mergers, privatisations, and major cross-border restructurings that require binding effect on dissenting minorities. See the Scheme of arrangement complete guide.

  • Yes. Form ND2A for change of directors (within 14 days), Form NS2 for change of secretary or registered office (within 14 days), NR1 for return of allotment. Where charges over assets are created or discharged, register within the statutory window. See the closing checklist.

  • Slotine handles the Hong Kong workstream, coordinating with offshore counsel (Bermuda, Cayman, BVI) via Legalmondo and Ursusnetwork, and with Mainland Chinese counsel for reorganisations touching PRC entities. Structure memoranda are prepared jointly across jurisdictions.

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