CPA Statutory Audit
Annual audit · TFRS · IFRS — A CPA audit gives shareholders, banks and regulators a reason to trust your numbers. It is mandatory for every Thai limited company, regardless of turnover.
- Turnaround
- 4-6 weeks
What this service includes
- CPA-signed audit report
- DBD e-filing included
- Tax reconciliation notes
Typical client scenarios
Corporate clients with recurring, high-volume requirements
Urgent files that must be completed within 24–48 hours
Cases that require coordination across several Thai agencies
How the process works
- 1
Kick-off meeting
Review chart of accounts, systems and reporting cadence.
- 2
Data migration
Import trial balance and prior-year returns.
- 3
Monthly closing
Record transactions, reconcile bank and prepare management report.
- 4
Tax filings
Submit VAT, WHT, PIT and social security via e-Filing.
- 5
Year-end audit
CPA performs statutory audit and files financials with DBD.
Frequently asked questions
Can you support BOI companies?
Yes. Our team files BOI Annual Reports, tracks tax privileges under Section 31/34, and reconciles imported machinery duty exemptions. We handle the ongoing obligations too: annual performance reporting, machinery and raw-material privileges, and One Stop Service work-permit and visa processing for your foreign staff under the promoted entity.
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Do you file in English?
Filings to the Revenue Department are in Thai as required by law, but every management report and payslip is available in English or Chinese.
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How do you handle e-Tax Invoice?
We enable e-Tax Invoice or e-Receipt on the RD portal, integrate it with Xero or Express, and sign each invoice with a CA-issued digital certificate.
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Can you audit dormant companies?
Yes. Even a dormant Thai company must file an annual audit and DBD statements. We offer a discounted dormant-company package.
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Do you cover cross-border WHT treaties?
Yes. We apply Thailand's double-tax treaties (typically reducing WHT from 15% to 5-10%) and prepare Form RO.22 for foreign investors.
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