S.C. Code § 56-5-720
Current through 2024 Act No. 209.
No ordinances or regulations enacted under items (4), (5), (6), (7), (9) or (10) of Section 56-5-710 shall be effective until signs giving notice of such local traffic regulations are posted upon or at the entrances to the highway or part thereof affected as may be most appropriate.
S.C. Code § 56-5-720