North Dakota Century Code Title 29. Judicial Procedure, Criminal § 29-06-15.1. Arrest of nonresident traffic violator

A police officer at the scene of a traffic accident may arrest without a warrant any driver of a vehicle who is a nonresident of this state and who is involved in the accident when based upon personal investigation, the officer has reasonable and probable grounds to believe that the person has committed any offense under the provisions of title 39 in connection with the accident, and if the officer has reasonable and probable grounds to believe the person will disregard a written promise to appear in court.

Whenever any person is arrested under the provisions of this section, the person must be taken without unnecessary delay before the proper magistrate.