S.C. Code Ann. § 27-16-120
(B) All state and local environmental laws and regulations apply to the Tribe and to the Reservation and are fully enforceable by all relevant state and local agencies and authorities. Similarly, all requirements that a license, permit, or certificate be obtained from a state or local agency also apply to the Tribe and to the Reservation. This provision extends without limitation to all environmental laws and regulations adopted in the future.