Mo. Rev. Stat. § 479.090 : — COURTSMunicipal Courts and Traffic Courts — Prosecutions based on information only, proceedings TEXT PDF All prosecutions for the violation of municipal ordinances shall be instituted by information and may be based upon a complaint. Proceedings shall be in accordance with the supreme court rules governing practice and procedure in proceedings before municipal judges. § 479.090, RSMo L. 1978 H.B. 1634 Effective 1/2/1979