N.D. Cent. Code § 40-02-03: Survey required

The persons intending to make application for the incorporation of a municipality as provided in this chapter shall cause to be made an accurate survey and map of the territory intended to be embraced within the limits thereof. The survey shall be made by a practical surveyor and shall show the courses and distances of the boundaries and the quantity of land contained therein. The accuracy of such survey and map shall be verified by the affidavit of the surveyor written thereon or annexed thereto.