U.S. Embassy in Bangkok and U.S. Consulate in Chiang Mai are unable to authenticate public documents issued in the United States. Such documents include vital records (birth, marriage, death and divorce), as well as academic, commercial, or other credentials.
Please find detailed steps for Authentications of U.S. documents to be used abroad below and which will ensure your documents meet authentication requirements demanded by Thai authorities during your stay in Thailand.
Step 1 Check an authentication certificate requirements for a document to be authenticated
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Step 2 Visit the Royal Thai Embassy
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for a document legalization, or look up the United States-based Embassy of the country where the documents will be used.
Step 3 Visit the Ministry of Foreign Affairs, Legalization Division, Consular Affairs in Thailand.
For more information about Authentications of U.S. documents to be used abroad is available here
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