N.D. Cent. Code § 61-10-29
The board shall fix the time when such election shall be held. Notice of such election, describing the lands proposed for inclusion in the district, shall be given in the manner provided for a regular election of the district. Such election shall be held and conducted, the ballots counted, and the results of the election determined and declared in the same manner as a regular election of the district. The ballots at such election shall contain substantially the following words: "For inclusion of lands in the district" and the words "against inclusion of lands in the district". In case a contract obligating the district has been entered into between the district and the United States, or with any department or agency thereof, or with the state, or any department or political division thereof, no change shall be made in the area embraced within the district unless a duly authorized agent of the holder of any such contract has consented thereto in writing and until such consent has been filed with the board of directors.
N.D.C.C. § 61-10-29