S.C. Code Ann. § 5-31-410

Any municipal corporation desiring to become the owner of any land, situate within the corporate limits of such municipal corporation, in this State, for the erection of a public building for the use of the corporation or the purpose of procuring a supply of water or establishing a sewerage system or other public works for the use of the corporation, may purchase such land from the owner thereof and pay for it in such manner as such municipal corporation may determine.