S.C. Code Ann. § 59-63-31
(A) Children within the ages prescribed in Section 59-63-20 also are entitled to attend the public schools of a school district, without charge, if:
(1) the child resides with one of the following who is a resident of the school district:
(c) the child resides with an adult resident of the school district as a result of:
(3) the child is homeless or is a child of a homeless individual, as defined in Public Law 100-77, as amended.
In addition to the above requirements of this subsection, the child shall also satisfy the requirements of Section 59-63-30(d) and (e).
(B) A child between five and twenty-one years of age is entitled to continue attending a particular public school or a successor school in the same school district without charge if:
(3) the Department of Social Services has determined that it is in the child's best interests for the child to continue attending the school, and that transportation for the child to and from the school is reasonably available.
In addition to the requirements of this subsection, the child also shall satisfy the requirements of Section 59-63-30(d) and (e).