Mo. Rev. Stat. § 382.270
Whenever it appears to the director that any insurer or any director, officer, employee or agent thereof has committed a willful violation of sections 382.010 to 382.300, the director may cause criminal proceedings to be instituted in the circuit court for the county in which the principal office of the insurer is located or if such insurer has no such office in the state, then by the attorney general against such insurer or the responsible director, officer, employee or agent thereof. Any insurer which is convicted of willfully violating sections 382.010 to 382.300 may be fined not more than ten thousand dollars. Any individual who is convicted of willfully violating sections 382.010 to 382.300 may be fined not more than three thousand dollars, or if such willful violation involves the deliberate perpetration of a fraud upon the director, he may be imprisoned for not more than two years or by both such fine and imprisonment.
§ 382.270, RSMo