A Quick Guide to Hong Kong Profits Tax Filing: Stay Compliant in the Low-Tax Hub
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- Sep 28
- 7 min read

Hong Kong Profits Tax Filing Guide
A Quick Guide to Hong Kong Profits Tax Filing: Stay Compliant in the Low-Tax Hub
Hong Kong is globally renowned for its simple, low-tax system, which is a major draw for entrepreneurs and international businesses. A cornerstone of this system is the Profits Tax, a tax levied on profits derived from a trade, profession, or business carried on in Hong Kong.
For business owners, understanding the filing process is crucial for maintaining compliance and avoiding penalties. This quick guide breaks down everything you need to know about the Hong Kong Profits Tax filing.
1. Who Must File Hong Kong Profits Tax?
The key principle in Hong Kong's tax system is the territorial source principle. Simply put, you are only taxed on profits that arise in or are derived from Hong Kong.
Profits Tax is generally payable by:
Corporations (Limited Companies): Whether incorporated locally or overseas, if you are carrying on a trade, profession, or business in Hong Kong and deriving profits from it.
Partnerships and Sole Proprietorships: Individuals or groups carrying on a business in Hong Kong.
Non-Resident Persons: Chargeable on profits arising from their business in Hong Kong.
Important Note: Even if your company made zero profit, or incurred a loss, you are still legally obligated to file the Profits Tax Return if one is issued to you.
2. What are the Hong Kong Profits Tax Rates?
Hong Kong employs a two-tiered tax rate system, which significantly reduces the tax burden for small and medium-sized enterprises (SMEs).
Entity Type | Assessable Profits | Two-Tiered Tax Rate | Standard Tax Rate |
Corporations | First HK$2 million | 8.25% | 16.5% |
Remaining profits over HK$2 million | 16.5% | 16.5% | |
Unincorporated Businesses | First HK$2 million | 7.5% | 15% |
Remaining profits over HK$2 million | 15% | 15% |
Key Point: For groups of "connected entities" (companies under common control), only one entity is eligible to claim the two-tiered rates.
3. The Core Filing Procedure: 3 Simple Steps
The annual Profits Tax filing process, led by the Inland Revenue Department (IRD), follows a predictable sequence.
Step 1: Receive the Profits Tax Return (PTR) Form
When: The IRD usually issues the bulk of the annual PTR forms on the first working day of April.
New Companies: If your company is newly incorporated, the IRD typically issues the first PTR approximately 18 months after the date of incorporation.
Which Form: The form you receive depends on your business structure:
BIR51: For Corporations (Limited Companies)
BIR52: For Persons Other Than Corporations (Partnerships)
BIR54: In Respect of Non-Resident Persons
BIR60: Sole Proprietors usually file their business profits via the Individual Tax Return.
Step 2: Prepare Supporting Documents
Before submitting the form, you must have the necessary documents prepared. For limited companies, this is the most critical and time-consuming part.
Audited Financial Statements (Mandatory for Limited Companies): This includes the Balance Sheet, Profit and Loss Account, and an Auditor's Report signed by a Hong Kong Certified Public Accountant (CPA).
Tax Computation: A detailed calculation showing the adjustments made to the accounting profit to arrive at the assessable profits (taxable profits) or allowable losses.
Supplementary Forms: Additional forms must be completed electronically if you are claiming specific tax concessions or reporting preferential regimes.
Step 3: Submit the Return by the Deadline
The standard deadline is one month from the date the return is issued. However, in practice, the deadline is often extended, especially for companies using a tax representative under the Block Extension Scheme.
Financial Year End Date (Accounting Date) | Standard Due Date (Approximate) | Extended Due Date (with Tax Rep.) |
April 1 - Nov 30 (N Code) | April 30 | November 15 of the same year |
Dec 1 - Dec 31 (D Code) | April 30 | August 15 of the following year |
Jan 1 - March 31 (M Code) | April 30 | November 15 of the following year |
Filing Modes: You can file the return either by post (paper form) or electronically via the IRD's eTAX system (recommended).
4. Key Considerations for Tax Calculation
Deductible Expenses: To lower your assessable profits, you must claim all allowable business-related expenses, such as rent, salaries, utilities, and certain professional fees.
Non-Deductible Expenses: Personal or private expenses, capital expenditures (like new machinery purchases), and certain taxes are typically not deductible.
Tax Depreciation/Allowances: The IRD allows for specific deductions, known as depreciation allowances, for capital assets like machinery, plant, and buildings used in the production of assessable profits.
Offshore Profits Claim: If your company's profits are derived entirely from outside of Hong Kong (e.g., all sales and operations occur overseas), you may be able to claim a tax exemption for Offshore Profits. This claim requires substantial supporting evidence and documentation.
Provisional Profits Tax: After the first assessment, the IRD will issue a demand for Provisional Profits Tax for the subsequent year, based on your reported profits. This is credited against your final tax liability for that future year.
5. Consequences of Non-Compliance
Failing to file your Profits Tax Return on time or submitting an incomplete/inaccurate return can lead to serious consequences:
Estimated Assessments: The IRD may issue an estimated tax assessment, which often results in a higher tax bill than your actual liability.
Penalties and Fines: Monetary penalties can be imposed for late filing or failing to comply with notices.
Prosecution: In severe cases of evasion or persistent failure to file, the company and its responsible personnel may face prosecution.
Conclusion
While the Hong Kong tax system is famous for its simplicity and low rates, the filing process itself is mandatory and requires careful preparation. To ensure accuracy and compliance—especially regarding complex issues like the Offshore Profits Claim and the two-tiered rate application—most businesses choose to engage a qualified Hong Kong tax professional or Certified Public Accountant (CPA).
Always consult with a qualified tax advisor in Hong Kong for guidance specific to your business situation.
Seamless Compliance: How Bestar Hong Kong Simplifies Your Profits Tax Filing
A Quick Guide to Hong Kong Profits Tax Filing: Stay Compliant in the Low-Tax Hub
The guide covered the essentials of Hong Kong Profits Tax, highlighting the low rates and the fundamental requirement for all businesses to file annually. However, navigating the strict deadlines, mandatory audits, and complex documentation for tax compliance can be a significant drain on your business resources.
This is where a professional partner like Bestar Hong Kong steps in. We transform the burden of tax compliance into a seamless, efficient process, allowing you to focus on what you do best: growing your business.
Why Trust Bestar Hong Kong with Your Profits Tax Filing?
Profits Tax filing is more than just submitting a form; it requires meticulous bookkeeping, preparation of audited financial statements, and expert knowledge of the Inland Revenue Department (IRD) requirements.
Bestar Hong Kong offers end-to-end, integrated corporate services to handle every facet of your tax obligations.
1. Ensuring Mandatory Audit Compliance (The Critical Pre-Tax Step)
For nearly all limited companies in Hong Kong, the Profits Tax Return (PTR) must be accompanied by audited financial statements. This is the biggest hurdle for most businesses.
How Bestar Helps:
Bookkeeping & Accounting: We maintain your company's financial records year-round in compliance with Hong Kong Financial Reporting Standards (HKFRS) or the simplified SME-FRF/SME-FRS, ensuring your books are audit-ready from day one.
Audit Preparation & Liaison: We meticulously prepare all necessary financial statements (Balance Sheet, P&L) and supporting schedules for the statutory annual audit. We then act as the primary liaison with the independent auditor to facilitate a smooth, fast, and query-free audit process.
2. Expert Filing & Deadline Management
The one-month statutory deadline for the Profits Tax Return can be challenging to meet. Missing the deadline leads to costly penalties.
How Bestar Helps:
Block Extension Scheme: As a registered tax representative, Bestar automatically enrolls your company in the Block Extension Scheme. This provides your company with a crucial time extension (up to several months, depending on your financial year-end) to complete the complex audit and filing requirements.
Accurate Tax Computation: We professionally compute your company’s assessable profits, applying all legal adjustments and allowances to ensure your tax liability is calculated with maximum precision.
Stress-Free Submission: We manage the entire submission process, including the required electronic filing (e-filing) of the PTR and all supporting documents via the IRD's eTAX platform.
3. Maximizing Tax Efficiency & Savings
Hong Kong's two-tiered tax system and territorial source principle offer significant tax-saving opportunities—but they must be claimed correctly.
How Bestar Helps:
Two-Tiered Rate Application: We ensure your company correctly qualifies and claims the lower rate of 8.25% (or 7.5% for unincorporated businesses) on the first HK$2 million of assessable profits.
Offshore Profits Claim: If your company derives profits from operations conducted outside of Hong Kong, we strategically advise and meticulously prepare the supporting evidence required for a legitimate Offshore Profits Tax Exemption Claim, significantly reducing your overall tax burden.
Identification of Deductions: We identify and claim all legally permissible business expenses and statutory depreciation allowances that might otherwise be overlooked, legally reducing your taxable income.
4. Handling the IRD on Your Behalf
Dealing with tax authorities can be intimidating and time-consuming.
How Bestar Helps:
IRD Representation: As your appointed tax representative, Bestar handles all correspondence, inquiries, and follow-up requests from the IRD. This protects you from legal misunderstandings and allows you to maintain focus on your core business.
Provisional Tax Holdover: We advise and assist with applying for a "holdover" of Provisional Profits Tax if your business anticipates a significant drop in profit for the coming year, helping you manage your cash flow.
Tax Compliance Challenge | Bestar Hong Kong Solution |
Mandatory Audit | Professional bookkeeping & full audit preparation and liaison with CPA. |
Strict Deadlines | Automatic Block Extension and timely e-filing. |
Maximizing Savings | Expert application of the two-tiered rate and offshore profits claim. |
Complex Forms | Accurate preparation of the BIR51/BIR52 and required Supplementary Forms. |
IRD Correspondence | Full representation and communication with the Inland Revenue Department. |
Transform Tax Compliance into a Competitive Advantage
Outsourcing your Hong Kong Profits Tax filing to Bestar Hong Kong is a strategic decision. You gain the peace of mind that comes with guaranteed compliance, the financial benefit of minimized tax liability, and the invaluable freedom to concentrate on your business growth.
Contact Bestar Hong Kong today to ensure your next Profits Tax filing is accurate, compliant, and optimized for maximum savings.



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