N.D. Cent. Code § 28-20-20
Every clerk of the district court, upon the presentation of an assignment of any judgment rendered or docketed in the court, signed by the party in whose favor the judgment is rendered, or by the party's executor or administrator, and acknowledged in the manner prescribed by law for the acknowledgment of deeds, shall note the fact of the assignment, the date thereof, and the name of the assignee upon the docket of the judgment. No filing fee may be charged or collected by the clerk of district court for entering an assignment of a judgment. The clerk of the district court of any other county where the judgment is docketed shall note the fact of the assignment, the date thereof, and the name of the assignee, upon the presentation and filing with that clerk of a certified copy of the original judgment docket with the facts of the assignment noted thereon.
N.D.C.C. § 28-20-20