S.C. Code Ann. § 47-9-300
On July 1, 1962, and on July first of every tenth year thereafter, the registration, certification and recording provided for in Sections 47-9-260 to 42-9-280 shall expire; but upon application filed within six months prior to the expiration of any term, the registration may be renewed for another term. Applications for renewal shall be accompanied by the same fee as is required for original applications. A certificate as provided for in Section 47-9-270 shall be issued upon each renewal, and the certificate shall again be recorded, and the fee shall be paid to the clerk of court as provided for in Section 47-9-280.