S.C. Code Ann. § 12-28-1720: Liability for uncollected and unpaid user fees; penalties.

(A) A supplier, a permissive supplier, or an importer who knowingly fails to collect and timely remit user fees otherwise required to be paid over to the department pursuant to Section 12-28-905 or 12-28-915 pursuant to a user fee precollection agreement under Section 12-28-910 is liable for the uncollected user fee plus the penalties provided in Chapter 54, Title 12 as appropriately applied by the department. The burden of proof rests with the department.

(B) A person who fails or refuses to pay over to the State the user fee on motor fuel subject to the user fee at the time required in this chapter or who fraudulently withholds, appropriates, or otherwise uses the money or any portion of it belonging to the State is guilty of a misdemeanor and, upon conviction, must be fined as provided in Section 12-54-40(d)(1).

(C) Truck drivers who violate Section 12-28-1510, 12-28-1540, or 12-28-1545 for the first time are guilty of a misdemeanor and, upon conviction, must be fined not more than two hundred dollars or imprisoned not more than thirty days, or both. Truck drivers who violate the sections for the second and all subsequent times are guilty of a misdemeanor and, upon conviction, must be fined not more than ten thousand dollars or imprisoned not more than three years, or both.