Original document
Obtain an original or certified copy from the Passport Division, Department of Consular Affairs.
Certifying a Thai passport and its translation for use abroad usually involves legalisation by the Legalization Division, Department of Consular Affairs, then by the destination country's embassy where required. The original is issued by the Passport Division, Department of Consular Affairs.

Certifying a Thai passport and its translation for use abroad usually involves legalisation by the Legalization Division, Department of Consular Affairs, then by the destination country's embassy where required. The original is issued by the Passport Division, Department of Consular Affairs.
This page covers legalisation of a Thai passport for files requiring translation of the bio page or stamp pages. The Apostille Convention takes effect for Thailand on 28 February 2027; until then chain legalisation through Consular Affairs and the embassy applies.
Obtain an original or certified copy from the Passport Division, Department of Consular Affairs.
Submit the original with a translation in the department's required format.
Some destinations require further legalisation at their embassy in Thailand.
The bio page is already bilingual; usually only Thai stamps or annotations need translating.




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