Expats in Thailand
Clear guidance in English on every step.
Department of Business Development \u00b7 Revenue Department
Annual audit for Thai companies
Annual audit in Thailand by licensed auditors (CPA): financial statements, DBD e-filing and corporate tax returns for Thai and foreign-owned companies. Ask on LINE @NAATI.
What you should know
Every Thai limited company must have its annual financial statements audited by a licensed auditor, approved by shareholders and filed with the Department of Business Development, alongside the corporate income tax return. We coordinate bookkeeping, audit and filing.
Who we help
Thai–foreign families
Bilingual documents and translations prepared in-house.
Companies & employers
Support for staff and corporate documents.
How it works
1. Free review
Send your documents on LINE @NAATI and we review your situation.
2. Document checklist
A tailored list of what you need for your case.
3. Translation & certification
Foreign documents translated and certified where required.
4. Filing
We prepare and file, or accompany you to the office.
5. Follow-up
We handle officer requests until the case is complete.
6. Next steps
Reminders for renewals and related obligations.
Frequently asked questions
Does every company need an audit?
Thai limited companies need audited statements every year, even with no revenue.
When are statements due?
Generally within five months of the financial year end, after shareholder approval. Confirm deadlines for your company.
Do you file with DBD?
Yes, via the DBD e-filing system.
Can you audit a dormant company?
Yes, dormant companies still need audited statements.
How much does it cost?
Our service fee is quoted per case.
Related services
One team handles the full chain — translation, notarisation, MFA legalisation and embassy attestation — so your document is accepted the first time.
Certification & legalisation
Translation
Personal records & immigration
Not sure which route your document needs?
Send a photo or scan and our staff will confirm the exact steps, supporting documents and realistic turnaround under the receiving authority's current rules.
Free document check
Send your documents on LINE @NAATI or call 094-8958999. Service fees are quoted per case; government fees are paid at the official rate.