N.D. Cent. Code § 51-04-03.1: License to be carried by licensee and exhibited on demand

Every transient merchant licensed under this chapter shall have the license in immediate possession at all times when engaging in or transacting any business regulated by this chapter. The licensee shall display the license when requested to do so by any court, law enforcement official, peace officer, or consumer. However, a person charged with violating this requirement may not be convicted, fined, or assessed the administration fee if the license is produced in court or to the arresting officer and if the license was valid at the time of the arrest.