S.C. Code § 50-15-90
None of the provisions of this article shall be construed to apply retroactively or to prohibit importation into the State of wildlife which may be lawfully imported into the United States or lawfully taken or removed from another state or to prohibit entry into the State or possession, transportation, exportation, processing, sale or offer for sale, or shipment of any wildlife whose species or subspecies is deemed to be threatened with statewide extinction in this State but not in the state where originally taken if the person engaging therein demonstrates by substantial evidence that such wildlife was lawfully taken or removed from such state; provided, that this section shall not be construed to permit the possession, transportation, exportation, processing, sale or offer for sale, or shipment within this State of wildlife on the United States' List of Endangered Native Fish and Wildlife, as amended and accepted in accordance with Section 50-15-30(D), except as permitted in the proviso to Section 50-15-30(C) and Section 50-15-40(D).
S.C. Code § 50-15-90