S.C. Code § 31-15-350
An ordinance adopted by the county governing body under this article shall provide that a public officer may determine that a dwelling is unfit for human habitation if he finds that conditions exist in such dwelling which are dangerous or injurious to the health, safety or morals of the occupants of such dwelling, the occupants of neighboring dwellings or other residents in the county. Such conditions may include the following (without limiting the generality of the foregoing): Defects therein increasing the hazards of fire, accidents or other calamities; lack of adequate ventilation, light or sanitary facilities; dilapidation; disrepair; structural defects; uncleanliness. The ordinance may provide additional standards to guide the public officer or his agents in determining the fitness of a dwelling for human habitation.
S.C. Code § 31-15-350