2026 Thai tax-residence certificate
The day count is secured. The remaining work is to make the 2026 filing and certificate application ready before year-end.
Timeline
Tax-ID checklist
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Tax ID — target October or November:
- Passport, visa page and relevant entry-page copies.
- Bangkok lease and TM30 receipt, plus additional address proof.
- A short reason statement: 2026 Thai tax resident preparing to file a personal return.
- 2026 income summary, remittance ledger and supporting bank statements.
- Tax-adviser letter, if available, to support the application.
- Contact number if available, plus current Thai address.
- Return: prepare it with your adviser for filing from January 2027; normal deadline March 31.
- Receipt: retain it with the filed return for the certificate application.
- Certificate pack: tax-ID evidence, passport, day-count proof, address trail, return and receipt.