S.C. Code Ann. § 63-15-210: Definitions.

As used in this article:

(1) "Joint custody" means both parents have equal rights and responsibilities for major decisions concerning the child, including the child's education, medical and dental care, extracurricular activities, and religious training; however, a judge may designate one parent to have sole authority to make specific, identified decisions while both parents retain equal rights and responsibilities for all other decisions.

(2) "Sole custody" means a person, including, but not limited to, a parent who has temporary or permanent custody of a child and, unless otherwise provided for by court order, the rights and responsibilities for major decisions concerning the child, including the child's education, medical and dental care, extracurricular activities, and religious training.