S.C. Code Ann. § 1-3-220

The following appointments shall be made by the Governor and are in addition to those appointments by the Governor authorized in other provisions in the Code: (1) An appointment to fill any vacancy in an office of the executive department as defined in Section 1-1-110 occurring during a recess of the General Assembly. The term of such appointment shall be until the vacancy be filled by a general election or by the General Assembly in the manner provided by law. (2) An appointment to fill any vacancy in a county office. The person so appointed shall hold office, in all cases in which the office is elective, until the next general election and until his successor shall qualify; and in the case of offices originally filled by appointment and not by election, until the adjournment of the session of the General Assembly next after such vacancy has occurred. The Governor may remove for cause any person so appointed by him under the provisions of this paragraph to fill any such vacancy. (3) Proxies to represent the share of the State in the Cheraw and Coalfields Railroad Company and in the Cheraw and Salisbury Railroad Company. (4) The chief constable of the State, whensoever in his judgment any public emergency shall require it or when necessary to the due execution of legal process.