S.C. Code Ann. § 59-111-160: "Total disability" defined.

For the purposes of this article, total disability shall mean the physical inability to perform work in any gainful occupation, which disability directly results from any injury received in line of duty. In cases of such total disability, the free tuition provided for herein shall be extended only while such fireman or law-enforcement officer continues to be totally disabled.

This article shall not apply to a child or children born after the first year of total disability as herein defined.