S.C. Code § 16-11-620
Any person who, without legal cause or good excuse, enters into the dwelling house, place of business, or on the premises of another person after having been warned not to do so or any person who, having entered into the dwelling house, place of business, or on the premises of another person without having been warned fails and refuses, without good cause or good excuse, to leave immediately upon being ordered or requested to do so by the person in possession or his agent or representative shall, on conviction, be fined not more than two hundred dollars or be imprisoned for not more than thirty days.
All municipal courts of this State as well as those of magistrates may try and determine criminal cases involving violations of this section occurring within the respective limits of such municipalities and magisterial districts. All peace officers of the State and its subdivisions shall enforce the provisions hereof within their respective jurisdictions.
The provisions of this section shall be construed as being in addition to, and not as superseding, any other statutes of the State relating to trespass or entry on lands of another.
S.C. Code § 16-11-620