N.D. Cent. Code § 28-26-31

Allegations and denials in any pleadings in court, made without reasonable cause and not in good faith, and found to be untrue, subject the party pleading them to the payment of all expenses, actually incurred by the other party by reason of the untrue pleading, including a reasonable attorney's fee, to be summarily taxed by the court at the trial or upon dismissal of the action.