S.C. Code Ann. § 31-13-260

The Authority may provide for the issuance of refunding notes and bonds for the purpose of refunding any notes and bonds then outstanding which have been issued under the provisions of this chapter, including the payment of any redemption premium thereon and any interest accrued or to accrue to the date of redemption of the notes and bonds. The issuance of such refunding notes and bonds, the maturities and other details thereof, the rights of the holders thereof, and the rights, duties and obligations of the Authority in respect of the same shall be governed by the provisions of this chapter which relate to the issuance of notes and bonds.