Non-residents can freely transfer funds for both direct and portfolio investments in Thailand.

Repatriation of such investments by non-residents or repayment loans obtained from abroad by residents is also freely allowed.
In case of loans from abroad that have not been transferred into Thailand, such loans must be used for payment of permitted obligations abroad which are not those requiring prior approval from the Bank of Thailand. 

Residents are allowed to make payments to other residents in foreign currencies only where the payments are in line with their normal course of business or necessary to be conducted in foreign currencies and have linkages to transactions abroad, such as payments of goods in a supply chain where the finished products will be exported.

Payments in foreign currencies among residents are not allowed for certain purposes requiring prior approval from the Bank of Thailand which are payments related to the purchase, sale, exchange, or lending of foreign currencies, and payments associated with digital assets. In addition, payment in foreign currencies among residents in the form of cash is not allowed.

5.1 Foreign Currency Accounts of Residents

Residents are allowed to maintain foreign currency deposit accounts (FCD) with authorized banks in Thailand. Deposit and withdrawal of funds from such accounts are allowed under the following conditions:

    5.1.1 Deposit

    Residents are allowed to deposit foreign currencies as follows without limit.

         1) Foreign currencies received from abroad such as revenues, service fees, foreign investment;

         2) Foreign currencies purchased, exchanged, or borrowed from authorized banks;

         3) Foreign currencies received from other residents;

    Deposit of foreign currency notes and coins is allowed 1) up to the amounts brought into Thailand or obtained from authorized banks or non-bank FX licensees or 2) up to USD 15,000 per day per person.

    5.1.2 Withdrawal

         1) For payments of obligations to persons abroad or to other residents in cases as described in section IV. PAYMENTS IN FOREIGN CURRENCIES AMONG RESIDENTS

         2) For payments of obligations to authorized banks or non-bank FX licensees.

         3) For deposit into other FCDs of the same account holder or other residents.

         4) For conversion into baht.

    Withdrawals for exchange to other foreign currencies with commercial banks before proceeding with the above operations are also allowed.

5.2 Foreign Currency Accounts of Nonresidents

Non-residents may maintain foreign currency accounts with authorized banks in Thailand without limit. The accounts can be freely deposited or withdrawn.  However, the deposit of foreign currency notes and coins is subject to the same regulation as mentioned in 5.1.1. 

5.3 Non-resident Baht Accounts

Non-residents may open Thai Baht accounts with authorized banks in Thailand as follows:

    5.3.1 Non-resident Baht Accounts for Securities (NRBS) 
    The account may be deposited or withdrawn for the purpose of investment in securities and other financial instruments in Thailand such as equity instruments, debt instruments, unit trusts, and derivatives transactions traded on the Thailand Futures Exchange.

    5.3.2 Non-resident Baht Accounts (NRBA)

    The account may be deposited or withdrawn for general purposes (i.e. other than investment in securities) such as trade, services, foreign direct investment, investment in immovable assets, and loans.

Residents are allowed to undertake hedging transactions with authorized banks to hedge foreign exchange risk arising from future revenues or expenses, investment abroad or financial statements.
FX hedging transactions based on forecasts of revenues or expenses, or those conducted on behalf of affiliated business entities in Thailand are also allowed. Rolling-over or unwinding of such transactions is freely allowed³

³ FX hedging based on forecasts or on behalf of affiliated business entities abroad as well as those that can be unwound or rolled over without restriction does not include hedging relating to payment for gold which require prior approval from the Bank of Thailand. 

Any person purchasing, selling, depositing, or withdrawing foreign currencies with an authorized bank is required to notify details of foreign exchange transactions to authorized banks.

For transactions in an amount equivalent to USD 200,000 or above, the authorized banks need to request the customers to submit supporting documents except for the case where the authorized banks have performed the Know Your Business (KYB) process on the customers. After conducting the transactions, authorized banks will issue evidence of such transactions to the customers.

8.1 Foreign currency banknotes and Thai baht banknotes may be brought into Thailand without an amount limit.

8.2 Foreign currency bank notes and Thai baht bank notes may be taken out of Thailand as follow:

    (1) Foreign currency bank notes may be taken out of Thailand up to the amount purchased from authorized banks or money changers.

    (2) Thai baht banknotes may be taken out to countries bordering Thailand, Vietnam, and China (only Yunnan province) up to THB 2 million, and to other countries up to THB 50,000.

    Bringing into or taking out of Thailand baht banknotes in an amount exceeding THB 450,000 or foreign currency banknotes in an amount exceeding USD 15,000 or its equivalent requires a Customs declaration when entering or leaving the country.