Mo. Rev. Stat. § 44.110

44.110. Cooperation of existing state agencies and political subdivisions in emergency — suspension of activities and functions of state agencies and political subdivisions may be ordered. — 1. In carrying out the emergency powers pursuant to the provisions of sections 44.010 to 44.130 , the governor and the executive officers or governing bodies of the political subdivisions of the state are directed to utilize the services, equipment, supplies and facilities of existing departments, offices, and agencies of the state and political subdivisions thereof to the maximum extent practicable, and the officers and personnel of all departments, offices, and agencies are directed to cooperate with and extend these services and facilities to the governor and to the disaster organizations of the state upon request.

2. In any emergency, be it due to natural or man-made disaster, the governor may order the suspension, in whole or in part, of the activities, functions and duties of any administrative agency, officer or employee of the state or of any political subdivision thereof and may direct the personnel of any agency and any officer and employee of the state or any political subdivision thereof to render services and to provide facilities as may be needed for the carrying out of emergency management functions within or without this state. In the event of any such order, any law requiring specific performance of civil duties by any officer or employee shall be suspended as long as the officer or employee is engaged in emergency management functions.

(L. 1951 p. 536 § 26.240, Reenacted L. 1953 p. 553, Reenacted L. 1955 p. 607, A.L. 1967 p. 122, A.L. 1998 S.B. 743)