S.C. Code Ann. § 44-56-430
(A)
(1) An environmental surcharge, equal to one percent of the gross proceeds of sales of a retail drycleaning facility or a dry drop-off facility is imposed upon every owner or operator of a retail drycleaning facility or a dry drop-off facility.
(b) dry drop-off facilities where the clothing or other fabrics are only cleaned by a drycleaning facility:
Exempt from the environmental surcharge imposed in this subsection are:
(B)