The Bank of Thailand (BOT) (Abrv: ธปท.; Thai: ธนาคารแห่งประเทศไทย, RTGS: thanakhan haeng prathet thai) is the central bank of Thailand. The Bank of Thailand (BOT) was first set up as the Thai National Banking Bureau. The Bank of Thailand Act was promulgated on 28 April 1942 vesting upon the Bank of Thailand the responsibility for all central banking functions. The Bank of Thailand started operations on 10 December 1942.