S.C. Code Ann. § 56-5-920
The Department of Transportation may adopt a manual of standards and specifications for a uniform system of traffic-control devices, consistent with the provisions of this chapter, for use upon highways and streets within this State.
HISTORY: 1962 Code SECTION 46-301; 1952 Code SECTION 46-301; 1949 (46) 466; 1993 Act No. 181, SECTION 1401.