Hong Kong Company Audit Requirements: A Practical Company Guide 

Introduction  

Auditing is one of the most important financial and corporate compliance processes for a Hong Kong company. However, audit rules differ between jurisdictions, and misconceptions about exemptions, deadlines and filing obligations are common. 

Before starting or operating a business in Hong Kong, directors should understand when an audit is required, who may perform it, which documents must be prepared and how the audit connects with the company’s tax and annual corporate compliance obligations. 

This guide explains the principal Hong Kong company audit requirements and provides a practical overview of the audit process.  

What Is a Hong Kong Company Audit? 

A Hong Kong company audit is an independent examination of a company’s annual financial statements by a certified public accountant holding a practising certificate in Hong Kong. The auditor gathers and evaluates audit evidence and issues an opinion on whether the financial statements have been properly prepared in accordance with the applicable financial-reporting framework and statutory requirements. 

The annual statutory audit requirement is principally governed by Part 9 of the Companies Ordinance. The audit is intended to provide reasonable—not absolute—assurance that the financial statements are free from material misstatement, whether caused by fraud or error. 

Auditing in Hong Kong is an essential part of the financial and corporate governance landscape. It promotes the reliability and transparency of financial reporting and gives shareholders, directors, lenders, tax authorities and other users greater confidence in the company’s financial information. 

An audit typically includes: 

• Understanding the company and its business environment; 
• Assessing risks of material misstatement; 
• Reviewing relevant internal controls for audit-planning purposes; 
• Testing selected transactions, balances and disclosures; 
• Obtaining supporting evidence and management representations; and 
• Issuing an independent auditor’s report. 
   

An audit does not guarantee that every error, fraud or irregularity will be detected. The auditor applies professional judgement, professional scepticism and materiality when planning and conducting the engagement. 

Hong Kong Standards on Auditing

Statutory audits in Hong Kong are conducted in accordance with the applicable Hong Kong Standards on Auditing and related professional pronouncements issued by the Hong Kong Institute of Certified Public Accountants. 

The standards cover areas such as: 

• Audit planning; 
• Risk identification and assessment; 
• Audit evidence; 
• Materiality; 
• Fraud considerations; 
• Accounting estimates; 
• Related-party transactions; 
• Going-concern assessment; 
• Group audits; and 
• The form and content of the auditor’s report. 

Hong Kong’s auditing standards are substantially aligned with international auditing standards, while incorporating requirements and guidance relevant to the Hong Kong legal and regulatory environment. 

The auditor must remain independent of the company and comply with applicable professional ethics requirements. Independence is important because the auditor’s opinion must be objective and not influenced by management, ownership interests or incompatible services. 

How Does Auditing in Hong Kong Work?

The auditing process usually begins after the company has completed its bookkeeping and prepared a set of draft annual financial statements.

Management remains responsible for: 

• Maintaining adequate accounting records; 
• Selecting and applying appropriate accounting policies; 
• Preparing the financial statements; 
• Establishing appropriate internal controls; 
• Preventing and detecting fraud; and 
• Providing complete and accurate information to the auditor. 

The auditor’s responsibility is different. The auditor independently examines the financial statements and supporting evidence, then expresses an opinion in the auditor’s report. 

A typical Hong Kong audit proceeds through the following stages: 

1. Engagement acceptance and independence checks

The auditor confirms the scope of the engagement, checks independence and agrees the engagement terms.

2. Audit planning and risk assessment

The auditor learns about the company’s operations, ownership, accounting systems, significant transactions and financial-reporting risks. 

3. Document collection and fieldwork  

The company provides its ledgers, bank records, invoices, agreements, tax information and other supporting documentation.

4. Audit testing    

The auditor tests selected balances, transactions and disclosures and may obtain external confirmations from banks, customers, suppliers or other parties. 

5. Review of findings and adjustments   

Proposed accounting adjustments, control deficiencies and unresolved issues are discussed with management.

6. Completion and reporting 

Once sufficient appropriate audit evidence has been obtained, the auditor finalises the report and the directors approve the financial statements. 

Which Hong Kong Companies Must Be Audited?  

As a general rule, companies incorporated in Hong Kong must have their annual financial statements audited under the Companies Ordinance. 

The audit requirement generally applies to: 

• Private companies limited by shares; 
• Public companies; 
• Companies limited by guarantee; 
• Holding companies and subsidiaries incorporated in Hong Kong; 
• Companies with little or no revenue that remain legally active; and 
• Companies that qualify for simplified financial reporting. 

A company is not relieved from the audit requirement merely because: 

• It is newly incorporated; 
• It has no employees; 
• It has no bank account; 
• It recorded no revenue; 
• It made a loss; 
• Its transactions occurred outside Hong Kong; 
• Its shareholders or directors live overseas; or 
• It qualifies as a small private company. 

The legal status and activities of the company—not simply its turnover—determine whether the statutory requirements apply. 

A Hong Kong branch of a non-Hong Kong company is not the same legal form as a Hong Kong-incorporated subsidiary. Its reporting and tax-document obligations must therefore be considered separately according to the law of its place of incorporation, the Companies Ordinance provisions applicable to registered non-Hong Kong companies and any documents requested by the Inland Revenue Department. 

Are There Audit Exemptions in Hong Kong?  

The principal statutory exception applies to a qualifying private company that has formally become dormant under the Companies Ordinance. 

A private company may become dormant by passing a special resolution declaring that it will become dormant and delivering the resolution to the Registrar of Companies for registration. 

Dormancy is not established merely because the company: 

• Stopped trading; 
• Has no revenue; 
• Has no employees; 
• Has an empty bank account; or 
• Has not issued invoices. 

A dormant company must not enter into an accounting transaction other than a transaction specifically excluded by the Companies Ordinance. 

A dormant company ceases to be dormant if: 

• It passes and registers a special resolution declaring that it intends to enter into an accounting transaction; or 
• It actually enters into an accounting transaction. 

Directors should therefore obtain professional advice before treating a company as dormant or relying on a dormant-company exemption. 

Company situation	Statutory audit generally required?	Key point
Active Hong Kong private company	Yes	Size, revenue and profitability do not normally remove the audit obligation
Active company with zero revenue	Yes	Zero revenue is not the same as statutory dormancy
Loss-making company	Yes	A tax loss does not create an audit exemption
Small private company qualifying for simplified reporting	Yes	Simplified reporting reduces certain disclosures but does not eliminate the audit
Qualifying dormant private company	Generally no	Dormancy must be formally established and maintained under the Companies Ordinance
Hong Kong branch of a foreign company	Depends on applicable requirements	A branch is not a separately incorporated Hong Kong company; its accounts and tax documents require separate analysis
Hong Kong public or listed company	Yes	Additional financial-reporting, listing and public-interest-entity requirements may apply

Small Companies and the Reporting Exemption 

Hong Kong’s reporting exemption is frequently mistaken for an audit exemption. They are not the same. 

A qualifying company may prepare simplified financial statements and directors’ reports, but—unless it is dormant—it must still arrange an audit. 

A small private company generally qualifies by satisfying at least two of the following conditions for the relevant financial year: 

• Total revenue does not exceed HK$100 million; 
• Total assets do not exceed HK$100 million; and 
• The average number of employees does not exceed 100. 

A small company limited by guarantee generally applies a revenue threshold of HK$25 million. 

Different qualification and member-approval rules may apply to eligible private companies, corporate groups, mixed groups and companies entering or leaving the reporting exemption. Certain regulated businesses are excluded. 

The exemption can reduce the complexity of the applicable financial-reporting framework and some statutory disclosures. It does not mean that the accounts may be prepared informally, that the directors have reduced responsibility for the financial statements or that the auditor performs only a bookkeeping review. 

Companies should assess eligibility for each relevant financial year and document the basis on which simplified reporting is applied. 

Who Can Audit a Hong Kong Company?  

A statutory audit must be performed by a certified public accountant holding a valid practising certificate in Hong Kong. 

The Accounting and Financial Reporting Council is responsible for functions including: 

• Issuing practising certificates; 
• Registering CPA firms and corporate practices; 
• Registering local public interest entity auditors; 
• Recognising eligible non-Hong Kong public interest entity auditors; and 
• Regulating the accounting and auditing profession within its statutory remit. 

For an ordinary private-company audit, the company should confirm that the engagement partner and practice are properly authorised to perform statutory audit work. 

For an audit of a public interest entity, the audit practice must satisfy the additional registration requirements administered by the AFRC. 

The auditor must also be independent. A person may be ineligible where the person has a prohibited relationship with the company, is an officer or employee of the company, or is otherwise unable to comply with the applicable independence requirements. 

How Should a Company Choose an Auditor? 

The auditor’s qualifications are only one consideration. Directors should also consider whether the audit practice has the resources and experience needed for the engagement. 

Important selection factors include: 

• A valid practising status and appropriate firm registration; 
• Independence from the company and its management; 
• Experience in the company’s industry; 
• Familiarity with the applicable accounting framework; 
• Experience with cross-border and related-party transactions; 
• Capacity to meet the proposed audit timetable; 
• Clear document-request and communication procedures; 
• Transparent fees and scope; and 
• Appropriate quality-management processes. 

A technology company, trading business, investment holding company and professional-services firm may face very different accounting and audit issues. Industry knowledge can improve the efficiency of the engagement and reduce avoidable delays. 

The lowest quotation may not represent the best value. Incomplete bookkeeping, missing documents, complex group structures and unresolved tax positions can increase the time and cost of the audit. 

What Documents Are Required for a Hong Kong Company Audit? 

The precise document list depends on the company’s operations and risk profile. Commonly requested documents include the following. 

Corporate and governance documents 

• Certificate of Incorporation; 
• Business Registration Certificate; 
• Articles of Association; 
• Current company particulars; 
• Registers of members, directors and significant controllers; 
• Board and shareholder resolutions; 
• Minutes of meetings; 
• Share-allotment and transfer documents; and 
• Group or ownership charts. 

Accounting records 

• Trial balance; 
• General ledger; 
• Cash book; 
• Sales and purchase ledgers; 
• Management accounts; 
• Journal entries; 
• Accounts receivable and payable ageing reports; 
• Fixed-asset register; and 
• Inventory records. 

Bank and financing documents 

• Bank statements for all accounts; 
• Bank reconciliations; 
• Loan and financing agreements; 
• Facility letters; 
• Credit-card and payment-platform statements; 
• Deposit confirmations; and 
• Bank confirmation information. 

Revenue and expense evidence 

• Sales invoices; 
• Purchase invoices; 
• Expense receipts; 
• Customer and supplier contracts; 
• Sales orders and purchase orders; 
• Shipping and customs documents; 
• Merchant-platform records; and 
• Documents supporting significant or unusual transactions. 

Tax and employment records 

• Prior-year tax returns and assessments; 
• Current tax computation; 
• Employer’s returns and payroll records; 
• Mandatory Provident Fund records; 
• Correspondence with the Inland Revenue Department; 
• Offshore-claim supporting documents, where relevant; and 
• Details of connected-party or related-party transactions. 

Other evidence 

• Lease agreements; 
• Legal correspondence; 
• Insurance documents; 
• Valuation reports; 
• Investment statements; 
• Intellectual-property agreements; and 
• Evidence supporting the company’s going-concern assessment. 

Providing organised, complete and reconciled records can reduce audit queries and help the auditor complete the engagement efficiently. 

Accounting and Business Record Requirements 

The Inland Revenue Ordinance requires every person carrying on a trade, profession or business in Hong Kong to keep sufficient records in English or Chinese so that assessable profits can be readily determined. 

These records generally include books recording receipts, payments, income and expenditure, together with vouchers, invoices, receipts, bank statements and records of assets and liabilities. 

The records must normally be retained for at least seven years. Failure to keep the required records without reasonable excuse may result in a maximum fine of HK$100,000. 

Companies should not wait until the year-end audit to reconstruct their accounts. Bank reconciliations, invoice processing, expense classification, debtor and creditor reviews and document retention should be performed throughout the year. 

Hong Kong tax rules require relevant business records to be retained for not less than seven years. The Inland Revenue Department states that failure to comply without reasonable excuse may attract a maximum fine of HK$100,000. 

STATISTIC-SOURCE: https://www.ird.gov.hk/eng/tax/bus_rke.htm 

How Does the Audit Relate to the Profits Tax Return? 

The statutory audit and the Profits Tax Return are connected but legally distinct obligations. 

The Companies Ordinance governs the preparation and audit of annual financial statements. The Inland Revenue Ordinance governs the company’s profits-tax reporting. 

A Hong Kong corporation ordinarily files Form BIR51 when a Profits Tax Return is issued. The return may require supporting financial statements, a tax computation and applicable supplementary forms or schedules. 

From the 2023/24 year of assessment, the Inland Revenue Department removed the previous concession under which small corporations and businesses with gross income not exceeding HK$2 million could submit a Profits Tax Return without the supporting documents specified in the return. Companies should therefore prepare the required supporting documents regardless of whether their gross income falls below that amount. 

The company should follow the deadline printed on the return. A standard Profits Tax Return is generally due within one month of its issue unless an extension applies. A first return may permit a longer period, and represented taxpayers may be covered by the Inland Revenue Department’s Block Extension Scheme. 

The Block Extension Scheme and its deadlines are updated annually. Companies should not rely on a filing date copied from a previous year or from a generic online table. 

The Inland Revenue Department commonly issues a first Profits Tax Return about 18 months after a new business commences. This is an administrative practice rather than a reason to postpone maintaining records or preparing accounts. A company should begin bookkeeping when business commences and monitor correspondence sent to its registered or business address. 

Do Audited Financial Statements Have to Be Filed with the Companies Registry? 

Not every Hong Kong company files its audited financial statements with the Companies Registry. 

A private company generally files an annual return containing prescribed corporate particulars. It does not ordinarily attach its audited financial statements merely because an annual return is due. 

Public companies and companies limited by guarantee are subject to different annual-return filing requirements and generally deliver certified copies of relevant financial statements and reports with their annual returns. 

Companies must nevertheless prepare and circulate their reporting documents to members as required under the Companies Ordinance, even where those documents are not publicly filed with the Companies Registry. 

An annual return and an auditor’s report are separate documents: 

Document	Primary purpose	Main authority	Typical timing
Annual return	Reports prescribed corporate particulars, such as registered office, directors, company secretary, members and share capital	Companies Registry	A private company generally files within 42 days after its incorporation anniversary
Audited financial statements	Report the company’s financial position, performance and cash flows for a financial year	Prepared under the Companies Ordinance and applicable accounting standards	Prepared for each financial year unless an exemption applies
Auditor’s report	Gives the independent auditor’s opinion on the financial statements	Companies Ordinance and auditing standards	Issued after completion of the statutory audit
Profits Tax Return	Reports the company’s profits-tax position	Inland Revenue Department	Filed by the date specified in the return, subject to any valid extension
Tax computation	Reconciles accounting profit or loss to assessable profit or tax loss	Inland Revenue Department	Normally submitted with the Profits Tax Return where required

When Must Financial Statements Be Prepared and Circulated?

 The Companies Ordinance links the preparation and circulation of reporting documents to the company’s financial year and annual general meeting requirements. 

A private company must generally hold its annual general meeting within nine months after the end of its accounting reference period. A public company generally has a six-month period. 

However, a company may not need to hold an AGM where, for example: 

• Everything required to be done at the meeting is done by written resolution and the required documents are provided to members; 
• It is a single-member company; or 
• The members have validly dispensed with the AGM. 

Dispensing with an AGM does not remove the obligation to prepare and send the required reporting documents to members. 

Directors should coordinate the financial-statement approval, audit, member-circulation and tax-filing timetable instead of treating each obligation separately. 

Step-by-Step Hong Kong Audit Process 

Step 1: Close the accounting records 

Complete the bookkeeping for the financial year and reconcile: 

• Bank accounts; 
• Accounts receivable; 
• Accounts payable; 
• Inventory; 
• Fixed assets; 
• Loans; 
• Payroll; 
• Intercompany balances; and 
• Tax accounts. 

Step 2: Prepare draft financial statements 

Prepare the statement of financial position, statement of profit or loss and other comprehensive income, cash-flow information where applicable, statement of changes in equity and explanatory notes. 

Step 3: Appoint or confirm the auditor 

Confirm that the auditor is independent, appropriately authorised and available to complete the work within the required timetable. 

Step 4: Submit the audit information request 

Provide the auditor with the trial balance, ledgers, supporting schedules, corporate records, contracts and other requested documents. 

Step 5: Respond to audit queries 

Provide complete explanations and evidence. Where a requested record is unavailable, explain why and discuss whether alternative evidence exists. 

Step 6: Review proposed adjustments 

Management should review proposed audit adjustments and determine whether the draft financial statements require amendment. 

Step 7: Complete subsequent-events and going-concern reviews 

Update the auditor on important events occurring after the financial year-end, including litigation, financing changes, business closures, major contracts and cash-flow concerns. 

Step 8: Approve and sign the financial statements 

The directors approve the completed financial statements and provide the required written representations. 

Step 9: Receive the auditor’s report 

The auditor issues an unmodified or modified opinion, depending on the audit findings and available evidence. 

Step 10: Complete tax and corporate compliance 

Use the final accounts and tax computation to complete the Profits Tax Return, circulate the reporting documents to members and satisfy the company’s related annual obligations. 

Types of Audit Opinions 

An audit does not always result in a “clean” or unmodified opinion. 

The principal outcomes are: 

• Unmodified opinion: The auditor concludes that the financial statements have been properly prepared in all material respects under the applicable framework. 
• Qualified opinion: The financial statements contain a material issue, or the auditor could not obtain sufficient evidence about a material matter, but the issue is not pervasive. 
• Adverse opinion: The financial statements contain material and pervasive misstatements. 
• Disclaimer of opinion: The auditor could not obtain sufficient appropriate evidence and the possible effects may be both material and pervasive. 

An emphasis-of-matter paragraph or material-uncertainty-related-to-going-concern section does not necessarily modify the audit opinion. It draws attention to an appropriately disclosed matter that is fundamental to users’ understanding. 

Common Audit Problems and How to Avoid Them 

1. Incomplete bookkeeping 

Waiting until the filing deadline to prepare a full year of accounts can create errors and delays. 

Practical response: Update the bookkeeping regularly and reconcile key accounts every month. 

2. Mixing personal and company expenses 

Personal transactions paid through a company account can complicate expense classification, tax treatment and director-current-account balances. 

Practical response: Maintain separate accounts and document every director or shareholder transaction. 

3. Missing supporting documents 

Unexplained payments, unsupported expenses and missing contracts may affect the audit evidence available.
 
Practical response: Keep invoices, receipts, agreements, correspondence and electronic records in an organised system. 

4. Unreconciled bank balances 

Differences between the general ledger and bank statements are a common cause of audit delays. 

Practical response: Prepare and review bank reconciliations regularly. 

5. Assuming zero revenue means no audit 

An active company with no sales is not automatically dormant. 

Practical response: Review whether the company has entered into accounting transactions and whether formal dormancy is appropriate. 

6. Confusing simplified reporting with audit exemption 

A small company may still need an audit. 

Practical response: Assess reporting-exemption eligibility separately from the statutory audit obligation. 

7. Late auditor appointment 

A late appointment may leave insufficient time for confirmations, stock observations or complex audit procedures. 

Practical response: Engage the auditor before the year-end where inventory, group reporting, valuations or significant estimates are involved. 

Consequences of Audit and Filing Non-Compliance 

Non-compliance may expose the company and its responsible officers to different consequences depending on the specific breach. 

Potential consequences include: 

• Statutory fines; 
• Prosecution; 
• Additional tax or estimated assessments; 
• Penalties for late or incorrect tax filings; 
• Difficulty obtaining tax-clearance or compliance documents; 
• Delays in banking, financing or due-diligence exercises; 
• Qualified or disclaimed audit opinions; 
• Reputational damage; and 
• Increased professional costs to reconstruct records or respond to regulatory enquiries. 

The precise offence and penalty depend on the statutory provision breached. Statements that every late audit automatically results in imprisonment or a fixed penalty should be avoided unless tied to the relevant legal provision and facts. 

Directors remain responsible for ensuring that the company complies with its accounting, financial-reporting and record-keeping obligations. Delegating work to an accountant, company secretary or tax representative does not remove the directors’ statutory responsibilities. 

Practical Audit-Readiness Checklist 

Before the year-end: 

1. Confirm the financial year-end and expected tax-filing timetable. 
2. Review whether the company remains active or has formally become dormant. 
3. Confirm the accounting framework to be applied. 
4. Assess whether simplified reporting is available. 
5. Reconcile all bank and payment-platform accounts. 
6. Review trade debtors, creditors and inventory. 
7. Update the fixed-asset register. 
8. Document related-party and director transactions. 
9. Gather agreements for loans, leases and major contracts. 
10. Discuss complex or unusual transactions with the accountant and auditor. 

After the year-end: 

1. Complete the bookkeeping promptly. 
2. Prepare the draft accounts and supporting schedules. 
3. Provide the audit documents in an organised electronic folder. 
4. Respond to audit questions promptly and completely. 
5. Review proposed audit adjustments. 
6. Approve the final financial statements. 
7. Complete the Profits Tax Return and tax computation. 
8. Circulate the reporting documents to members. 
9. Retain the signed accounts, audit report and supporting records. 
10. Record lessons and control improvements for the next financial year. 

How Can Premia TNC Help

Looking for a professional support with your Hong Kong company’s bookkeeping, annual financial statements, audit coordination and tax compliance? 

Premia TNC supports businesses with practical solutions tailored to their operations and compliance requirements. 

Our team can assist with: 

• Accounting-record preparation; 
• Year-end account closing; 
• Financial-statement preparation; 
• Audit scheduling and coordination; 
• Preparation of supporting schedules; 
• Profits-tax computations and returns; 
• Responses to Inland Revenue Department enquiries; and 
• Ongoing corporate and tax compliance support. 

The statutory audit itself must be performed by an appropriately authorised and independent Hong Kong auditor. Where audit coordination is provided, the respective responsibilities of the company, Premia TNC and the independent auditor should remain clearly defined.  

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