S.C. Code Ann. § 47-3-50

(A) It is unlawful in any county or municipality adopting penalty provisions pursuant to the provisions of this article for any dog or cat owner or other keeper of a dog or cat to: (1) allow his dog to run at large off of property owned, rented, or controlled by him; (2) keep a vicious or unruly dog unless under restraint by a fence, chain, or other means so that the dog cannot reach persons not on land owned, leased, or controlled by him; (3) release or take out of impoundment or quarantine without proper authority any dog or cat or resist county or municipal shelter personnel engaging in the capture and impoundment or quarantine of a dog or quarantining of a cat. (B) Any person who violates the provisions of this section is guilty of a misdemeanor and, upon conviction, must be fined fifty dollars for a first offense and not more than one hundred dollars for each subsequent offense.