17-5-1623. Nonimpairment by state. In accordance with the constitutions of the United States and the state of Montana, the state pledges that it will not in any way impair the obligations of any agreement between the board and an eligible government unit or between the board and the holders of notes and bonds issued by the board, including but not limited to an agreement to administer a loan program financed by the issuance of bonds and to employ a staff sufficient and competent for this purpose.