S.C. Code Ann. § 47-20-100
The department shall establish the amount of an application and annual operation fee in accordance with the Environmental Protection Fund Act, Section 48-2-10 of the 1976 Code, to cover, at a minimum, an annual inspection of all animal feeding operations in the State with a capacity for more than 420,000 pounds of normal production animal live weight at any one time. The annual inspection must include, but is not limited to, an on-site visit, review of the implementation of a waste management plan, review of results of monitoring analysis, annual pollutant loading rates, cumulative pollutant loading rates, and review of all records required by this chapter.