S.C. Code Ann. § 40-82-290: Grounding electrical circuits or appliances.

Electrical circuits or electrical appliances including, but not limited to, radios, telephones, or other electrical apparatus may not be grounded to a liquefied petroleum gas system or appliance. A dealer or a dealer's agent finding a violation of this section shall request the owner of the property to remove the ground. If the owner fails to comply with this request, the dealer or the dealer's agent shall report the noncompliance immediately to the board through the Office of the State Fire Marshal.