S.C. Code Ann. § 44-55-700

The use, construction or installation of any septic tank in any such county without the prior approval of the county board of health as herein provided for shall be deemed a misdemeanor, punishable by a fine of not less than ten dollars nor more than fifty dollars or imprisonment of not less than five days nor more than twenty days, and each day during which such violation shall continue shall constitute a separate offense.