S.C. Code Ann. § 19-1-40
Former Section 19-1-40 was entitled "Affirmation may be made in lieu of oath" and was derived from 1962 Code Section 26-4; 1952 Code Section 26-4; 1942 Code Section 341; 1932 Code Section 341; Civ. P. '22 Section 297; Civ. C. '12 Section 3930; Civ. C. '02 Section 2827; G. S. 2174; R. S. 2303; 1721 (3) 281.