S.C. Code Ann. § 56-15-45
(A) It is unlawful for a manufacturer or franchisor or any parent, affiliate, wholly or partially owned subsidiary, officer, or representative of a manufacturer or franchisor to own, operate, or control or to participate in the ownership, operation, or control of a new motor vehicle dealer in this State, to establish in this State an additional dealer or dealership in which that person or entity has an interest, or to own, operate, or control, directly or indirectly, an interest in a dealer or dealership in this State, excluding a passive interest in a publicly traded corporation held for investment purposes. This subsection does not prohibit the ownership, operation, or control of a new motor vehicle dealer by a manufacturer or franchisor:
(B)