Missouri Revised Statutes Title VII. Cities, Towns and Villages § 84.400. Police commissioners, members of force--forfeiture of office, when--service on boards, commissions, or task forces permitted, when

1. Any one of said commissioners so appointed or any member of any such police force who, during the term of his or her office, shall accept any other place of public trust, or emolument, or who shall knowingly receive any nomination for an office elective by the people, and shall fail to decline such nomination publicly within the five days succeeding such nomination or shall become a candidate for the nomination for any office at the hands of any political party, shall be deemed to have thereby forfeited and vacated office as such commissioner or member of such police force.

2. Notwithstanding any provisions of law to the contrary, a member of the board or any member of such police force may be appointed to serve on any state or federal board, commission, or task force where no compensation for such service is paid, except that such board member or member of such police force may accept payment of a per diem for attending meetings, or, if no per diem is provided, reimbursement from such board, commission, or task force for reasonable and necessary expenses for attending such meetings.