S.C. Code Ann. § 56-1-470: Unlawful to operate vehicle under foreign license while license is suspended or revoked.

Any resident or nonresident whose operator's or chauffeur's license or privilege to operate a motor vehicle in this State has been suspended or revoked as provided in this article or other laws of this State shall not operate a motor vehicle in this State under a license, permit or registration certificate issued by any other state or otherwise during such suspension or after such revocation until a new license is obtained when and as permitted under this article.