A permit is required from the NDOT / Division of Aeronautics before erecting/building any structure exceeding a height of 150 feet above the surface of the ground at the point of installation, unless erected under the authority of a license or permit issued by a federal agency.
FAA Notice Criteria Tool can be accessed at: https://oeaaa.faa.gov
Download the instructions and the permit forms in pdf format here.
Download FAA Form 7460-1 with
instructions in pdf format here.