Mo. Rev. Stat. § 386.270
Current with changes from the 2023 Legislative Session
All rates, tolls, charges, schedules and joint rates fixed by the commission shall be in force and shall be prima facie lawful, and all regulations, practices and services prescribed by the commission shall be in force and shall be prima facie lawful and reasonable until found otherwise in a suit brought for that purpose pursuant to the provisions of this chapter.
§ 386.270, RSMo
RSMo 1939 § 5702