S.C. Code Ann. § 49-7-150: Contracts with municipalities, public bodies and public agencies operating water district systems.

All municipalities, public bodies and public agencies operating water district systems, in either Berkeley or Charleston County, shall be fully empowered to enter into contracts to buy water from the Authority. Such contracts shall extend over such period of time and shall contain such terms and conditions as shall be mutually agreeable to the Authority and to the contracting municipality, public body or public agency.