Miss. Code Ann. § 33-5-53

For the use of such State Guard, the Governor is hereby authorized to requisition from the department of defense of the United States such arms and equipment as may be in the possession of and can be spared by the department of defense. The Governor may make available to the Mississippi State Guard the facilities of state armories, their equipment, and such other public facilities and property as may be available and reasonably necessary for the maintenance of such Mississippi State Guard.