First Identify Which Country Issued the Document
There is no single certification path for every Indian national in Thailand. An Indian-issued document being used in Thailand can follow a different path from a Thai-issued document being used in India. The document type, issuing authority and receiving authority determine whether Indian attestation, Thai MFA legalization, embassy service or translation is required.
Use the Embassy of India in Bangkok for current consular and attestation instructions, and the Thai Department of Consular Affairs for Thai legalization requirements. Last checked 16 August 2026.
Documents Commonly Requested
- The original or officially certified copy
- Passport and current Thai immigration evidence when requested for the service
- Proof of the document’s intended use
- A translation in the language and certification format accepted by the receiving authority
- A power of attorney if a representative is permitted to submit
A Safer Step-by-Step Approach
- Confirm the issuing country and destination country.
- Ask the receiving authority which authentication chain it accepts.
- Check the relevant Indian Embassy and Thai MFA instructions.
- Translate only after the accepted language and certification format are confirmed.
- Submit through the required authority or authorized representative.
Common Reasons Indian Nationals Need Certification
The most frequent scenarios where Indian nationals in Thailand need document certification include:
- Work permit renewals – Employers often need certified copies of educational qualifications and personal documents for annual renewals
- Marriage registration – Marrying a Thai citizen or another foreigner in Thailand requires certified personal documents. See our guide on marriage certificate requirements
- Business setup – Indian entrepreneurs establishing companies in Thailand need certified corporate and personal documents
- Visa extensions – Certain visa categories require certified supporting documents
- Education enrollment – Enrolling children in Thai schools may require certified academic documents
Common Mistakes to Avoid
- Assuming every Indian-issued document follows the same steps
- Ordering a translation before confirming the accepted language and certification format
- Relying on an old processing-time estimate
- Submitting without checking current passport, visa or representative requirements
What We Handle for Indian Nationals
Bangkok Translation and Interpretation Service can review the document, confirm the intended use, and prepare the translation or Thai legalization submission after the applicable official process has been checked.
Our team manages submissions in both Bangkok and Chiang Mai, and we follow up with the MFA on your behalf so you do not need to make repeated trips to check on progress. With offices in both cities, we provide local support wherever you are based.