Miss. Code § 41-73-75
Neither Sections 41-73-1 through 41-73-73 nor anything contained in Sections 41-73-1 through 41-73-73 is or shall be construed as a restriction or limitation upon any powers which the authority might otherwise have under any other law of the state, and Sections 41-73-1 through 41-73-73 are cumulative to such powers. Sections 41-73-1 through 41-73-73 do and shall be construed to provide a complete, additional and alternative method for the doing of the things authorized and shall be regarded as supplemental and additional to powers conferred by any other laws. The issuance of bonds under the provisions of Sections 41-73-1 through 41-73-73 need not comply with the requirements of any other state laws applicable to the issuance of bonds, notes and other obligations. Any issuance of bonds hereunder may be validated in the manner set forth in Sections 31-13-1 et seq. No proceedings, notice or approval shall be required for the issuance of any bonds or any instrument or the security therefor, except as provided in Sections 41-73-1 through 41-73-73.
Miss. Code § 41-73-75