S.C. Code Ann. § 5-25-480

Cities having a population of seventy thousand or more, according to the official United States census, may establish a schedule of fees for the inspection of new buildings and the inspection of repairs to or alterations of existing buildings, which shall not exceed two dollars for any construction, repairs or alterations costing less than two thousand dollars, and shall not exceed one dollar for each and every one thousand dollars of cost of construction, repairs or alterations costing in excess of two thousand dollars.