S.C. Code Ann. § 58-37-50
(A) As used in this section:
(H) An electricity provider or natural gas provider may enter into agreements for the installation of energy efficiency and conservation measures and the recovery of the costs, including financing costs, of the measures with respect to rental properties by filing a notice of meter conservation charge as provided in subsection (G) and by complying with the provisions of this subsection:
(M)
(1) An electricity provider or natural gas provider must not obtain funding from the following federal programs to provide loans provided by this section: