South Carolina Code 33-36-1340. Election of commissioners
(B) For the initial election of commissioners, all seats are considered vacant. From among the commissioners elected in the initial election, a simple majority thereof shall serve terms which expire fourteen days following the general election held two years after the initial election. Those commissioners entitled to serve the initial four-year terms are those commissioners equal in number to a simple majority of the membership who received the highest number of votes cast in the initial election. The remaining commissioners shall serve terms which expire fourteen days following the general election held the year following the initial election.
(C) The county election commission is charged with conducting and supervising the elections for commissioners in the manner governed by the election laws of this State, mutatis mutandis. Vacancies must be filled in the manner provided in § 7-13-190.