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What happens if I exceed 180 days in Thailand regarding tax residency and obtaining a TIN?

Tax Residency TIN (Tax Identification Number)180-Day Rule Thailand

Mar 25, 2026

a month ago

Grzesiek *******

ORIGINAL POSTER

What does the situation with tax residency look like if I exceed 180 days? Has anyone applied for and obtained a TIN? Thanks in advance for your reply.

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TLDR : Answer Summary

If you stay in Thailand for more than 180 days, you may be considered a tax resident, which can affect your tax obligations. Additionally, individuals have discussed their experiences in applying for and obtaining a Tax Identification Number (TIN) in Thailand, indicating that the Double Taxation Agreement (DTA) rules may apply.

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