(1) This subchapter shall constitute a contract between the State of Arkansas and the holders and registered owners of all bonds issued hereunder which shall never be impaired, and any violation of its terms, whether under purported legislative authority or otherwise, shall be enjoined by the courts at the suit of any bondholder or of any taxpayer.
(2) The courts, in like suit against the Arkansas Development Finance Authority or the state board, the Treasurer of State, or other appropriate officer or official of the state, shall prevent a diversion of any revenues pledged hereunder and shall compel the restoration of diverted revenues, by injunction or mandamus.
(3) Also and without limitation as to any other appropriate remedy at law or in equity, any bondholder, by an appropriate action, including without limitation, injunction or mandamus, may compel the performance of all covenants and obligations of the state, its officers and officials, hereunder.