S.C. Code Ann. § 54-13-40

This chapter shall not be construed to prevent or to interfere with the right of any person, governmental body, commission or agency, and the licensees and franchisees thereof, from regulating or controlling any activities on the waters and appurtenant lands under the jurisdiction of such person, governmental body, commission or agency, and the licensees and franchisees thereof. No vested property right shall accrue under this chapter to any person in derogation of the ownership or rights of any person, the public, any governmental body, commission or agency, and the licensees and franchisees thereof.