S.C. Code Ann. § 48-3-130

The issuance of bonds pursuant to this chapter is not intended to provide the pollution control facilities financed thereby with any exemption from taxation and whether or not pollution control facilities financed pursuant to this chapter are exempt from taxation shall be determined in accordance with the provisions of the applicable general laws providing for tax exemption and without regard to the fact that the pollution control facilities have been financed through the issuance of bonds pursuant to this chapter.