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Marriage Visa: 1 Year Non-Immigrant O (extension)

1 Year extension of stay based on Marriage to a Thai National

Read full guideLast updated: 21 August 2026Get visa assistance
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Application Forms
Personal Documents
Relationship & Accommodation
Proof of Funds(Select one)
Financial Documents
Payment
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Notes
  • Download all forms and prepare in advance
  • Always verify with the immigration office you are attending what documents are required
  • 1 set of documents is generally enough, however, some offices request 2 sets
  • Thai Immigration generally requires photocopied documents (such as passport pages and certificates) to be signed before submission.
This checklist reflects the documents typically required; however, requirements vary by immigration office. Additional documents are often requested depending on individual circumstances, so please confirm the latest requirements with your local office. Final approval is at the discretion of the immigration officer.
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