Professional Audit Services
PAT CPA offers comprehensive audit services to ensure financial accuracy, regulatory compliance, and stakeholder confidence with our team of experienced Hong Kong CPAs.

Audit Services — At a Glance
Why Choose PAT CPA for Audits?
Professional audit services backed by experience and expertise
Get real, accredited CPAs; not bots or offshore teams. Full local knowledge and fast answers.
Our easy-to-use platforms keep your finances accurate, compliant, and ready to go.
We stay across every IRD requirement and deadline. No stress, no penalties.
Our audit experts offer tailored advice to optimize cash flow and reduce risk.
Our audit services complement our accounting services and tax advisory. Learn more about PAT CPA.
Our Audit Services
Comprehensive audit solutions for Hong Kong businesses
Our audit professionals have extensive experience across various industries in Hong Kong.
We maintain strict quality control procedures to ensure the highest standards in our audit work.
Beyond compliance, we provide valuable insights to help improve your business operations.
We understand the importance of deadlines and work efficiently to deliver on time.
Transparent Pricing
Clear and competitive audit fees
Audit Services Pricing
Comprehensive audit solutions tailored to your business size and complexity. Ensure financial accuracy and regulatory compliance.
Non-Operating Company Audit
For dormant companies with no business activity, no invoices issued, no bank transactions during the financial year. Statement of no operations required.
Suitable for small businesses or leasing companies with lower turnover. 1-2 commonly used bank accounts. Fixed expenses (utilities, administration). Bank statements: under 2 pages per month. Basic compliance support.
Suitable for small enterprises, consultants, or service industries. Bank statements: 1-2 pages per month. Standard financial statement preparation.
More comprehensive audit support for growing businesses. Bank statements: approx 3 pages per month. Detailed bookkeeping and financial summary.
Suitable for SMEs, covering trading businesses. Bank statements: 5-8 pages per month. Applicable industries: chain stores, import/export, manufacturing, wholesale and retail, etc.
Mid-sized enterprises with multiple business lines, 6-10 bank accounts, related-party transactions, possible inventory management.
Larger SMEs, possibly involving cross-border operations, multiple subsidiaries, complex tax considerations.
Case-by-case quote — please contact us for detailed assessment.
Need a Custom Solution?
Contact our experts for tailored audit packages that fit your specific business needs.
Contact UsHong Kong Profits Tax Filing Deadlines
Per the Inland Revenue Department (IRD) Block Extension Scheme. Deadlines depend on your company's accounting date code (N/D/M). Current year of assessment: 2025/2026.
| Fiscal Year-End Range | IRD Code | Paper Filing Deadline | E-Filing (+1 month bonus) |
|---|---|---|---|
| 1 April – 30 November | "N" code | No auto-extension (within 1 month of return issue date) | Voluntary e-filing earns +1 month |
| 1 December – 31 December | "D" code | 15 August 2026 | 15 September 2026 |
| 1 January – 31 March | "M" code | 15 November 2026 | 15 December 2026 |
| 1 January – 31 March (loss cases) | "M" code (loss) | 1 February 2027 | Same |
📌 "N" code companies have no Block Extension — must file within 1 month of return issue date.
📌 Voluntary e-filing earns an additional 1-month extension.
📌 First-year filing for new companies: 18-month grace period from incorporation date.
📌 Late filing penalties up to HK$50,000 (Inland Revenue Ordinance sections 80 & 82A).
Need help scheduling your audit timeline? Contact our accounting service.
Frequently Asked Questions
Common questions about audit services in Hong Kong
FAQ
Related Services
Professional bookkeeping, financial statements, tax filing
Statutory company secretary, annual returns, company records
Hong Kong company incorporation, business registration, bank opening
Learn more about requirements from the Inland Revenue Department and Companies Registry
Related Articles & Further Reading
Written by our practising CPA team — in-depth analysis of related topics you may find useful
Articles in 繁體中文
Ready to Get Started?
Contact us today for a free consultation and quote for your audit needs.