North Dakota Century Code Title 39. Motor Vehicles § 39-10.3-04. Exemption from fees

Payment of fees is not required of an experimental vehicle owned and used by the United States, a state or any of its agencies, institutions, or political subdivisions; an experimental vehicle registered in a foreign country and temporarily used in this state; or an experimental vehicle validly licensed in another state and which has not been in this state for more than thirty consecutive days.