Mo. Rev. Stat. § 226.971: Violations, authority of commission to bring actions in circuit court — restoration of property to its original condition by court order — acts in violation to be unenforceable.

1. The commission may institute any action it deems necessary in the circuit courts of this state to prevent a violation of any provision of sections 226.950 to 226.973, or to undo any action taken in violation of sections 226.950 to 226.973. The commission may obtain a court order to stop any construction in violation of sections 226.950 to 226.973. If the commission acquires the property upon which development has occurred in violation of sections 226.950 to 226.973, the court shall order the property returned to its original condition prior to the commencement of the construction at the property owner's expense and without charge or cost to the commission.

2. Any action taken by a regulatory authority or recorder of deeds in violation of sections 226.950 to 226.973 shall be void and unenforceable.