S.C. Code Ann. § 56-5-6420
If all the seating positions with restraint devices are occupied by children under the age of six years, a child may be transported and the driver of the motor vehicle is not in violation of the provisions of this article, but priority must be given to children under the age of six years, according to their ages.
HISTORY: 1983 Act No. 2 Section 1; 1988 Act No. 532, Section 17.