S.C. Code Ann. § 44-56-120

Not later than ninety days after final promulgation or revision of regulations under Section 44-56-30 identifying by its characteristics or listing any substance as hazardous waste subject to this chapter, any person generating or transporting such substance or owning or operating a facility for treatment, storage, or disposal of such substance shall file with the department a notification stating the location and general description of such activity and the identified or listed hazardous waste handled by such person. Not more than one such notification shall be required to be filed with respect to the same substance. No identified or listed hazardous waste subject to this chapter may be transported, treated, stored, or disposed of unless notification has been given as required under this section.