N.D. Cent. Code § 43-51-09
A foreign practitioner who provides services in this state without a license as permitted in this chapter shall be deemed to have consented to the jurisdiction of this state and the appropriate board, to be bound by the laws of this state and the rules established by the appropriate board, and to have appointed the secretary of state as the foreign practitioner's agent upon whom process may be served in any action or proceeding against the practitioner arising out of the practitioner's activities in this state.
Service on the secretary of state of any process, notice, or demand is deemed personal service upon the foreign practitioner and must be made by filing with the secretary of state an original and two copies of the process, notice, or demand, with the filing fee of twenty-five dollars. A member of the legislative assembly or a state or county officer may not be charged for filing any process, notice, or demand for service. The secretary of state shall immediately forward a copy of the process, notice, or demand by registered mail, addressed to the foreign practitioner at the address provided by the filer.
N.D.C.C. § 43-51-09