S.C. Code Ann. § 12-37-250
(A)
(1) The first fifty thousand dollars of the fair market value of the dwelling place of a person is exempt from county, municipal, school, and special assessment real estate property taxes when the person:
(4)
(b) The application required may be:
(iii) by internet in those instances where the auditor has access to official records documenting the appropriate eligibility standard.
The department shall assist auditors with compliance with the provisions of this subitem and by means of the approval required pursuant to subitem (a) of this item ensure uniform application procedures.