(a) Revenue bonds issued under this act, including refunding revenue bonds authorized hereunder, shall be special obligations in accordance with their terms and shall not constitute an indebtedness of the state of Kansas or the department, nor shall they constitute indebtedness within the meaning of any constitutional or statutory provision limiting the incurring of indebtedness.

(b) All contracts, agreements and covenants contained in the resolution authorizing the issuance of revenue bonds shall be binding in all respects upon the department of health and environment and its officials, agents, employees and successors. Such agreements, contracts and covenants shall be enforceable by appropriate legal action brought pursuant to the terms of the resolution authorizing the issuance of revenue bonds.