S.C. Code Ann. § 6-11-270

After the approval thereof by the county supervisor, taxes shall be levied to meet such expenses upon all assessable property in the district and upon collection of them by the county treasurer they shall be disbursed only upon the approval of the board of commissioners of the said electric light, water supply, fire protection or sewerage district, as the case may be, by an order on the county treasurer drawn by the supervisor of the county in which said district is located. All taxes so levied for any such district shall be kept separate on the assessment roll from other levies and moneys so collected shall be kept in a separate fund for the district.