Thailand · Asia
Banking in Bangkok: Regulator, THB Accounts & Transfers
If you bank from Bangkok, three things shape the experience: the currency (Thai baht, THB), the regulator that supervises providers (Bank of Thailand (BOT)), and the way domestic Thailand transfers are addressed and settled. Below, each is set out with the source it comes from — treat these as the checks to make, not marketing.
The regulator to check
The first check for a Bangkok account is the regulator standing behind the provider.
Bank of Thailand (BOT)
Payment service providers in Thailand must hold a licence from the BOT under the Payment Systems Act. Verify its licensed status before you hold any balance with a provider.
Visit the regulator →Currency & local account details
Domestic payments in Thailand rely on a specific account format — get it exactly right before sending.
- Currency:
- Thai baht (THB)
- Local account format
- Thai transfers use the recipient's bank, 3-digit bank code, and account number; PromptPay payments can use a phone number, national ID, or wallet ID linked to the account instead.
How domestic transfers move
The payment rail behind Thailand transfers determines timing and limits.
PromptPay enables instant 24/7 interbank transfers using proxy identifiers; standard interbank transfers settle in batch windows. Provider limits apply, and the BOT caps instant-transfer amounts.
Before you open an account
- Confirm the provider is authorised by Bank of Thailand (BOT) before depositing funds.
- Transact in Thai baht (THB) and check the provider's rate and fees for any conversion.
- Use Thailand's domestic account format exactly as issued when sending or receiving locally.
- Check the provider's cut-off times and limits on the local payment rail before relying on instant settlement.
Sources
Every fact on this page traces to an official or authoritative source: