S.C. Code Ann. § 38-75-485
(C) The program shall develop and implement a comprehensive and coordinated approach for hurricane damage mitigation that includes the following:
(1) The program administrator shall apply for financial grants to be used to assist single-family, site-built or manufactured or modular, owner-occupied, residential property owners to retrofit their properties to make them less vulnerable to hurricane damage.
(a) To be eligible for a grant, a residential property must:
(e) Grants may be used for the following improvements:
(f)