The BOT Act sets out the objectives, scope of working and organization structure of the Bank of Thailand in accordance with the international central banking standard in order to maintain the financial system, the financial institution system and the payment system stability and efficiency through the transparency and accountable procedure.

The objective of this act is to enhance the risk management measures of the financial institutions, to ensure the prudential and protect the damage which may result from the financial institutions undertaking. It also has the aim to maintain economic stability and entrust the depositors and the public by prescribing the good governance rules for any person who perform the duty of a director, a manager, an officer or a person with power of management of financial institutions.

Under the act, the Bank of Thailand has the duty to manage international reserves and to maintain currency reserve in accordance with related laws to ensure the stability and confidence in the currency. Besides, the BOT also has the duty to design, print, issue, manage and oversee banknotes, in order to ensure that there are banknotes in an adequate circulating amount in line with demand by the economic system.

The legal basis for exchange control in Thailand is derived from the Exchange Control Act (B.E. 2485) and Ministerial Regulation No. 13 (B.E. 2497) issued under the Exchange Control Act (B.E. 2485). These laws set out the principles of controlling, restricting, or prohibiting the execution of all exchange or other operations in which foreign currency is concerned in whatever form.