N.D. Cent. Code § 14-14.1-27

If a proceeding for enforcement under sections 14-14.1-22 through 14-14.1-37 is commenced in a court of this state and the court determines that a proceeding to modify the determination is pending in a court of another state having jurisdiction to modify the determination under sections 14-14.1-12 through 14-14.1-21, the enforcing court shall immediately communicate with the modifying court. The proceeding for enforcement continues unless the enforcing court, after consultation with the modifying court, stays or dismisses the proceeding.