S.C. Code Ann. § 27-23-50

No leases, estates or interests, either of freehold, term of years or uncertain interests, of, in, to or out of any lands, tenements or hereditaments shall at any time be assigned, granted or surrendered, unless it be by deed or note, in writing signed by the party so assigning, granting or surrendering them, or his agent thereunto lawfully authorized by writing or by act and operation of law.