S.C. Code Ann. § 60-15-40

The executive director shall receive such compensation as may be provided in the annual general appropriations act and shall be reimbursed for all expenses actually incurred by him in the performance of his duties, within the amount appropriated therefor. The other members of the commission shall receive no compensation for their services, but shall receive such per diem, mileage and subsistence as provided by law for members of boards, commissions and committees.