S.C. Code Ann. § 39-41-170: Penalties for selling petroleum product without a label.

If any person shall sell or offer for sale any petroleum product used for illuminating, heating or power purposes, before first having it labeled and tagged as required by the regulations adopted by the Commissioner of Agriculture, he shall be guilty of a misdemeanor and, on conviction, be fined not exceeding three hundred dollars and such oils and fluids shall be forfeited and sold and the proceeds thereof shall go to the common school fund of the State.