N.D. Cent. Code § 10-19.1-139
If a foreign corporation authorized to transact business in this state is a party to a statutory merger permitted by the laws of the jurisdiction under which the foreign corporation is incorporated, and the foreign corporation is not the surviving organization, the surviving organization shall, within thirty days after the merger becomes effective, file with the secretary of state a certified statement of merger duly authenticated by the proper officer of the state or country where the statutory merger was effected. Any foreign organization that is the surviving organization in a merger and which will continue to transact business in this state shall procure a certificate of authority if not previously authorized to transact business in the state.
N.D.C.C. § 10-19.1-139