S.C. Code Ann. § 50-13-1115
(A) The following nongame fishing devices may be used for the taking of nongame fish in the freshwaters of this State in which such devices are authorized:
(B) The possession or use on the freshwaters of this State of any device or gear designed or used to catch nongame fish not authorized by this article is unlawful.
Nothing in this article shall be construed to prohibit the taking of nongame fish with lawful game fishing devices designed to take game fish.