S.C. Code Ann. § 33-27-40

The provisions of this chapter shall be applicable although the charter or articles of incorporation or bylaws of the corporation, any shares or rights which are transferred or pledged as herein provided, and any certificate or instrument evidencing such shares or rights, in whole or in part, provide that such shares or rights, shall be transferable only on the books of the corporation or shall be registered by a registrar or transferred by a transfer agent.