N.D. Cent. Code § 40-01-14: Office of municipality located in more than one county - Form of official proceeding - Seal

The officers of a municipality which consists of territory located in more than one county may maintain an office for the performance of their duties in any portion of the municipality. All official proceedings shall be headed with the name of the municipality and of each county of which a portion is embraced within such corporate limits and the name of the state. The official seal which may be used by such municipality shall contain all of such names.