Thailand tightens checks on cash deposits over 5 million baht
New Bank of Thailand rules effective November 1, 2026 require enhanced due diligence on cash deposits of 5 million baht or more made at bank branches. The checks apply to various cash transactions and may include questions about the source and purpose of funds, plus requests for supporting documents.
What this means for you
- Residents and anyone making cash deposits of 5 million baht or more at a bank branch will face enhanced checks, including questions about the source and purpose of funds.
- The rules took effect on November 1, 2026.
- If you plan such a deposit, be ready to provide supporting documents.
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