Mo. Rev. Stat. § 12.090

Within a reasonable time after receipt of the money from the federal government, the commissioner of administration shall cause a warrant to issue on the state treasurer payable to the county treasurer of each county as set forth in sections 12.070 and 12.080 which sum shall be paid out of the state treasury from the amounts received from the federal government pursuant to the acts of Congress. The county treasurer shall credit the funds in a special account, to be expended as provided in section 12.100.