Mo. Rev. Stat. § 149.081: Violation not otherwise specified a misdemeanor, penalty.

A person who violates any provision of this chapter for which no criminal penalty is otherwise provided shall be guilty of a misdemeanor and, upon conviction, shall be punished by confinement in the county jail for a term not exceeding one year, or by a fine of not more than five hundred dollars, or by both such fine and confinement.