S.C. Code Ann. § 10-11-100

In addition to the enforcement of SECTIONS 10-11-30 to 10-11-70 and subsection (2) of SECTION 10-11-80 by the watchmen mentioned in SECTION 10-11-90, all lawful highway patrolmen and police officers of the city of Columbia may enforce the criminal laws of this State and the provisions of such sections and subsection within the area described in SECTIONS 10-11-30 and 10-11-40 and subsection (2) of SECTION 10-11-80.