S.C. Code Ann. § 5-33-30

The price at which the product of any such ice plant as may be established hereunder shall be sold may be fixed from time to time by the municipal authorities of any such city or town and shall be sufficient to reimburse such city or town for the expenses and cost of manufacture thereof, together with any interest for which such city or town may be liable upon any bonds issued for the purpose of acquiring such ice plant.