Mo. Rev. Stat. § 80.420: Marshal and policemen — removal.

1. The policemen of the town, in the discharge of their duties, shall be subject to the orders of the marshal only as chief of police; but any marshal, assistant marshal or policeman may be instantly removed from his office by the board of trustees at a regular or called meeting, for any wanton neglect of duty.

2. Nothing in this section shall be construed to authorize the board of trustees to remove or discharge any chief, as that term is defined in section 106.273.