(A) In special elections to fill vacancies in office, if the use of voting machines is not practicable or cost efficient, the county election officials may use paper ballots in these elections. (B) If paper ballots are used, the procedure for their use and the counting of these ballots must be in accordance with the provisions of law governing the use of paper ballots, mutatis mutandis.
Use of paper ballots
S.C. Code Ann. § 7-13-460, under Title 7, Chapter 13.
S.C. Code Ann. § 7-13-460