S.C. Code Ann. § 56-1-5

(A) The South Carolina Department of Motor Vehicles is hereby established as an administrative agency of the state government. (B) Upon the signature of the Governor, all functions, powers, duties, responsibilities, and authority statutorily exercised by the Motor Vehicle Division and the Motor Carrier Services unit within the Department of Public Safety are transferred to and devolved upon the Department of Motor Vehicles. (C) The Executive Director of the Department of Motor Vehicles shall be appointed by the Governor and confirmed by the Senate. The executive director shall serve at the pleasure of the Governor. (D) The executive director is the executive and administrative head of the Department of Motor Vehicles. The executive director shall administer the policies defined by the department and the affairs of the department. (E) The executive director may appoint assistants, deputies, and employees as the executive director considers necessary and proper to administer the affairs of the department and may prescribe their duties, powers, and functions. (F) The Legislative Audit Council shall conduct an independent review of the Department of Motor Vehicles every three years.