S.C. Code Ann. § 50-11-380
In Game Zone 1 it is unlawful, except during the season when the hunting of deer and bear is lawful, for any person engaged in the hunting of any game whatsoever to have in his possession any ammunition loaded with buckshot or larger shot or, while so engaged, to have in his possession a rifle, the caliber of which is greater than a caliber twenty-two, rimfire, or any rifle ammunition of a greater caliber than twenty-two.
Any person convicted of violating the provisions of this section must be imprisoned for not more than thirty days or fined not more than two hundred dollars.