S.C. Code Ann. § 38-71-1740
(A) For purposes of any health insurance plan, health maintenance organization, or any other health benefits plan offered in this State under the jurisdiction of South Carolina law:
(2) To the extent that a network plan requires an insured or a member to receive health benefits through a network of providers, the provisions of participating provider agreements may not limit the network provider's:
(B) Nothing in this section: