N.D. Cent. Code § 14-09-08.9
An obligor or an obligee may request review under section 14-09-08.4, by applying to the child support agency for child support services, and indicating, in the manner there provided, a desire to have a child support order reviewed. Each judgment or order issued by a court in this state which includes an order for child support must include a statement advising of the right to request a review under this section. If a party to a child support matter is receiving services from the child support agency and an order for current child support has issued out of that matter, the child support agency shall provide notice of the right to request a review or further review of that child support order, to the obligor and obligee, not more than three years after the most recent child support order, review of that child support order, or notice of right to request a review of that child support order.
N.D.C.C. § 14-09-08.9