Mo. Rev. Stat. § 441.080: Liability of tenants after termination of term.

If any tenant for life or years, or if any other person, who may come into the possession of any lands or tenements under or by collusion with such tenant, shall willfully hold over the same after the termination of such term, and after demand made and notice in writing given, requiring the possession thereof, by the person entitled thereto, such person so holding over shall pay to the person so kept out of possession double the yearly value of the lands or tenements so detained, for all the time he shall keep the person entitled out of possession.