Mo. Rev. Stat. § 41.020

All acts of the Congress of the United States providing for the administration, control, equipment, government and organization of the Armed Forces of the United States, together with the rules and regulations promulgated thereunder, now in effect and hereafter enacted or promulgated, may by appropriate rules and regulations be adopted by the governor for the operation and regulation of the militia of the state insofar as the same are not inconsistent with rights reserved to this state under the constitution of the state and provisions of this code.