Idaho Code § 58-131

The state board of land commissioners of Idaho is hereby authorized to enter into agreements on behalf of the state of Idaho with the secretary of the interior of the United States for the cooperation by the state of Idaho with the United States in securing and selecting settlers and in promoting the settlement and development of irrigation projects, or divisions thereof, where such projects are constructed by the United States under the provisions of the United States Reclamation Act: provided, that no contract shall be entered into hereunder obligating the state of Idaho to pay any money until appropriation therefor has been made by the legislature.