N.D. Cent. Code § 27-13-04: Court may require proof of attorney's authority - Proceedings stayed until proof furnished

A court, on motion of either party and on the showing of reasonable grounds therefor, may require the attorney for the adverse party, or for any one of the several adverse parties, to produce or prove by the attorney's oath or otherwise the authority under which the attorney appears and until the attorney does so may stay all proceedings by that attorney on behalf of the parties for whom that attorney assumes to appear.