Mo. Rev. Stat. § 50.1190: Recorder of deeds, extra fees, deposit.

In addition to the fees collected under chapter 59, the county recorder of deeds in all counties, except in counties of the first classification having a charter form of government and any city not within a county, shall collect a six-dollar fee on all documents recorded or filed. The recorder shall transfer monthly all such fees and interest to the county treasurer. The treasurer shall forthwith transmit such fees and interest to the board for deposit in the county employees' retirement fund.