S.C. Code Ann. § 33-31-1515: Notice of change of principal office.

If a foreign corporation changes the location of its principal office, then within thirty days of the date of the change the corporation shall file a notice of change of principal office with the Secretary of State. The notice of change shall set forth:

(1) the name of the corporation; and

(2) the current street address, with zip code, of the corporation's principal office and the address of the former principal office.