N.D. Cent. Code § 61-10-26
The board of directors of the district, at the time and place mentioned in the notice of hearing on the petition, or at such time to which the hearing of the petition may be adjourned, shall proceed to hear such petition and shall receive and consider all objections presented by any elector in the district or other affected person to the inclusion therein of lands described in the petition or any part thereof. The secretary of the board shall take note of all objections and include the same in the minutes of the meeting. The failure of any elector in the district to appear and object at the hearing, or to file with the board the elector's objection in writing before or at the hearing, shall be deemed to be an assent on the elector's part to the inclusion of such lands.
N.D.C.C. § 61-10-26