N.D. Cent. Code § 19-24.1-06

To prevent interruption of possession of a valid registry identification card, a registered qualifying patient or registered designated caregiver shall apply for a registry identification card renewal by submitting a complete reapplication as provided under section 19-24.1-03 or 19-24.1-04 no less than forty-five calendar days before the expiration date of the existing registry identification card.