Share Transfer & Stamp Duty in Hong Kong: A Practical Guide

By Easy Biz Team at Easy Solution (HK) Limited · Published 5 July 2026 · 5 min read

Overview of Share Transfers in Hong Kong

A share transfer is the legal process of transferring ownership of shares in a Hong Kong company from one party (the transferor/seller) to another (the transferee/buyer). In Hong Kong, share transfers are governed by the Companies Ordinance (Cap. 622) and the Stamp Duty Ordinance (Cap. 117).

Whether you are buying a shell company, restructuring a group, bringing in a new investor, or acquiring a licensed corporation, the share transfer process is the central legal mechanism. Understanding the steps, costs, and timelines is critical to a smooth transaction.

Key Documents Required

To complete a share transfer in Hong Kong, the following documents must be prepared:

• Instrument of Transfer — the formal legal document that effects the transfer of shares. Must be signed by both the transferor and the transferee.
• Bought and Sold Notes — two separate forms (Bought Note for the buyer, Sold Note for the seller) that provide details of the transaction, including the number of shares, price per share, and parties' details.
• Board Resolution — a resolution passed by the board of directors approving the transfer and the registration of the new shareholder.
• NSC1 Form (Notice of Transfer of Shares / Change in Shareholder) — filed with the Companies Registry to update the public register.
• Updated Register of Members — the company's internal register of shareholders must be updated to reflect the new ownership.
• Share Certificate — a new share certificate is issued to the transferee, and the old certificate is cancelled.

The Share Transfer Process Step by Step

Step 1 — Negotiation & Agreement: The buyer and seller agree on the terms of the transfer, including price and conditions. A Sale & Purchase Agreement may be signed.

Step 2 — Due Diligence: The buyer conducts due diligence on the company — reviewing financial statements, checking for charges at the Companies Registry, verifying annual returns, and confirming no undisclosed liabilities.

Step 3 — Prepare Instrument of Transfer: The Instrument of Transfer and Bought/Sold Notes are prepared and signed by both parties.

Step 4 — Board Resolution: The board of directors passes a resolution approving the transfer and updating the Register of Members.

Step 5 — Stamp Duty Assessment & Stamping: The Instrument of Transfer is submitted to the Stamp Office of the Inland Revenue Department for adjudication and stamping. This is a mandatory legal requirement — an unstamped instrument cannot be registered at the Companies Registry.

Step 6 — Register the Transfer: Once stamped, the transfer is registered in the company's Register of Members. A new share certificate is issued to the buyer.

Step 7 — File NSC1: The company files Form NSC1 (Notice of Situation of Change in Particulars of Shareholders / Director) with the Companies Registry within 1 month of the transfer.

Stamp Duty: Rates and Calculation

Under the Stamp Duty Ordinance (Cap. 117), the transfer of Hong Kong shares attracts stamp duty as follows:

Party	Rate	Basis
Buyer (Transferee)	0.1%	Transfer value or NAV, whichever is higher
Seller (Transferor)	0.1%	Transfer value or NAV, whichever is higher
Total	0.2%	Combined buyer + seller

Example calculation: If you buy 100% of a company for HKD 1,000,000:

• Buyer's stamp duty: HKD 1,000,000 × 0.1% = HKD 1,000
• Seller's stamp duty: HKD 1,000,000 × 0.1% = HKD 1,000
• Total stamp duty: HKD 2,000

For shell companies with nominal share capital (e.g., 10,000 shares at HKD 1 each), the minimum stamp duty is typically HKD 200–500 (rounded up to the nearest HKD 100 per Cap. 117).

Timeline for Completion

Step	Typical Duration
Due diligence & negotiation	1–2 weeks
Signing SPA & Instrument of Transfer	1–2 days
Stamp Office adjudication & stamping	5–7 working days
Board resolution & Register update	1–2 days
NSC1 filing with Companies Registry	1–2 weeks (within 1 month deadline)
Total (estimated)	2–4 weeks

Common Mistakes to Avoid

1. Skipping stamp duty — An unstamped Instrument of Transfer is invalid and cannot be registered. Late stamping attracts penalties of up to 4× the original duty.
2. Missing the NSC1 filing deadline — The NSC1 form must be filed within 1 month. Late filing incurs penalties under Cap. 622.
3. Not updating the Register of Members — The Register of Members is the legal evidence of share ownership. Failure to update it means the transfer may not be legally effective against the company.
4. No board resolution — Without a board resolution approving the transfer, the company may refuse to register it. Always pass the resolution before or at completion.
5. Overlooking charges and liens — If the shares are subject to a charge or lien, the transfer may be blocked or void. Always search the Companies Registry for registered charges before proceeding.
6. Incorrect valuation for stamp duty — The Stamp Office will assess based on the higher of the transfer value or the net asset value. Understating the value may lead to penalties.
7. Not retaining stamped documents — The stamped Instrument of Transfer and Bought/Sold Notes must be kept by the company as part of its statutory records. Losing them creates compliance issues.

Frequently Asked Questions

Who pays the stamp duty — buyer or seller?

Both. Under Cap. 117, the buyer pays 0.1% and the seller pays 0.1%, for a combined rate of 0.2%. In practice, the parties may agree on a different allocation in the Sale & Purchase Agreement, but the Stamp Office will still assess each party separately.

What happens if the shares are transferred at nil consideration?

Even if the transfer is at nil consideration (e.g., a gift), the Stamp Office will assess stamp duty based on the net asset value of the shares. The minimum chargeable consideration is HKD 1.

Can the board refuse to register a share transfer?

Under Section 151 of Cap. 622, the board may refuse to register a transfer if the shares are subject to a lien, if the transfer form is incomplete, or if the company's articles impose restrictions. The board must notify the transferee of the refusal within a reasonable time.