In order to secure the prompt payment of the principal and interest upon revenue bonds and the proper application of the revenue pledged thereto, the commission and the board are authorized to:

(a) Covenant as to the use and disposition of the proceeds of the sale of such bonds;

(b) covenant as to the operation of the hospital and the collection and disposition of the revenues derived from such operation;

(c) covenant as to the rights, liabilities, powers and duties arising from the pledge of any covenant and agreement into which it may enter in authorizing and issuing the bonds;

(d) covenant and agree to carry such insurance on the hospital and the use and occupancy thereof as may be considered desirable, and in its discretion to provide that the cost of such insurance shall be considered a part of the expense of operating the hospital;

(e) fix charges and fees to be imposed in connection with and for the use of the hospital and the facilities supplied thereby, which charges and fees shall be considered to be income and revenues derived from the operation of the hospital, and to make and enforce such rules and regulations with reference to the use of the hospital for the accomplishment of the purposes of this act;

(f) appoint a trustee to act under the terms of the resolution authorizing the issuance of the revenue bonds;

(g) covenant against the issuance of any other obligations payable on a parity from the revenues to be derived from the hospital;

(h) make covenants other than and in addition to those herein expressly mentioned of such character as may be considered necessary or advisable to effect the purposes of this act.

All such agreements and covenants entered into by the commission and the board shall be binding in all respects upon the commission and the board and their officers, agents, employees, and upon their successors, and all such agreements and covenants shall be enforceable by appropriate action or suit at law or in equity which may be brought by any holder or holders of bonds issued hereunder against the commission, or board, or their officials, agents, employees, or their successors. The rents, charges and fees to be imposed under the provisions of this act shall not be limited by the provisions of any prior act.