Idaho Code § 43-1602
Whenever a board of directors of any irrigation district deems it for the best interest of the district to purchase any state lands within such district the said board shall determine what, if any, state land it desires to purchase and shall pass a resolution to that effect, which resolution shall describe the lands the district desires to purchase and the amount of money required to be available for the purchase of the same, and the said board of directors is hereby authorized to issue bonds the proceeds of which are to be used in the purchase of said lands whenever authorized to do so by a two-thirds (2/3) vote of the qualified electors voting at an election held for such purpose: provided, however, that in case an appropriation is made by the state to any district the proceeds of which appropriation are to be used by such district in the purchasing of state lands within said district the submitting of said question to the qualified electors is not necessary and the board of directors of such district shall have authority to apply the appropriation so made to the purchase of such state lands.
Idaho Code § 43-1602