Miss. Code Ann. § 33-15-29: Miss. Code Ann. § 33-15-29

(a) In carrying out the provisions of this article, 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 of the political subdivisions thereof to the maximum extent practicable, and the officers and personnel of all such departments, offices, and agencies are directed to cooperate with and extend such services and facilities to the Governor and to the emergency management organizations of the state or such subdivisions upon request.

(b) State agencies in carrying out their assigned disaster or emergency assignments shall be reimbursed their expenses for emergency or disaster-related duties which may include the payment of overtime and the employment of temporary personnel by such agencies in the same manner as authorized in Sections 33-15-301 et seq. , 43-41-17 and 43-41-319 , and as provided by Section 43-41-701 .