S.C. Code Ann. § 59-127-570

All provisions of a resolution authorizing or providing for the issuance of the bonds, notes, and other forms of indebtedness in accordance with Section 59-127-500 and of the covenants and agreements constitute valid and legally binding contracts between the university and the several holders of the bonds, notes, and other forms of indebtedness, regardless of the time of issuance of the bonds, notes, and other forms of indebtedness, and are enforceable by the holder or holders by mandamus or other appropriate action, suit, or proceeding at law or in equity in a court of competent jurisdiction.