S.C. Code Ann. § 2-7-410

No bill (a) to charter or incorporate or amend the charter of any society, company, organization or body politic of any kind, (b) for the granting of any privilege or immunity or (c) for any other private purpose whatsoever shall be introduced or entertained in either house of the General Assembly, except by petition to be signed by the persons seeking to be incorporated, by the incorporators or their officers or duly appointed agents seeking an amendment of a charter or by the person seeking such privilege, immunity or other private grant or relief. The petition must be accompanied in each instance by a draft of a bill or joint resolution, as the case may be, to charter or incorporate such society, organization or body politic, to amend the charter thereof, to grant the privilege or immunity or to carry out the private purpose prayed for in the petition.