S.C. Code Ann. § 50-5-310: Commercial saltwater fishing license for nonresidents; fee; striker exception.

(A) For the privilege of taking or landing anadromous fish, saltwater fish, or fisheries products for commercial purposes, a nonresident must obtain a nonresident commercial saltwater fishing license for a fee of three hundred dollars unless specifically exempted in this article. A nonresident must also obtain a commercial saltwater fishing license for the privilege of selling, exchanging, or bartering such fish or product taken or landed by the nonresident.

(B) To act as a striker, a nonresident need not acquire a commercial saltwater fishing license.