The state does hereby pledge to, and agrees with, the holders of any bonds issued under this division, and with those parties who may enter into contracts with the bank pursuant to this division, that the state will not limit or alter the rights hereby vested in the bank to finance any project and to fulfill the terms of any loan agreement, lease, or other contract with the agency pursuant to this division, or in any way impair the rights or remedies of the bondholders or of the parties until those bonds, together with interest thereon, are fully discharged or provision for this discharge has been made and those contracts are fully performed on the part of the bank. The bank, as agent for the state, may include this pledge and undertaking for the state in its obligations or contracts.