S.C. Code Ann. § 40-3-310

(A) Service of a notice provided for by law upon a nonresident architect who has been admitted to the practice of architecture or upon a resident architect who, having been admitted, subsequently becomes a nonresident or after due diligence cannot be found at his usual abode or place of business in this State, may be made by leaving with the administrator of the board a copy of the notice and any accompanying documents and by sending to the architect by certified mail an attested copy, with an endorsement on the copy of the service upon the administrator, addressed to the architect at his last known address. (B) The return receipt for the certified mail must be attached to and made a part of the return of service of the notice by the board. The chairman of the board before which there was pending a proceeding in which notice has been given, as provided in this section, may order a continuance as may be necessary to afford the architect reasonable opportunity to appear and defend. The administrator shall keep a record of the day of the service of the notice and any accompanying documents. Editor's Note Prior Laws:1984 Act No. 503, SECTION 1; 1992 Act No. 446, SECTION 12; 1976 Code SECTION 40-3-170.