N.D. Cent. Code § 57-55-01
For the purposes of this chapter, "mobile home" means a structure, either single or multisectional, which is built on a permanent chassis, ordinarily designed for human living quarters, either on a temporary or permanent basis, owned or used as a residence or place of business of the owner or occupant, which is either attached to utility services or is twenty-seven feet [8.23 meters] or more in length, and includes a manufactured home as defined in section 41-09-02 other than a manufactured home with respect to which the requirements of subsections 1 through 3 of section 39-05-35, as applicable, have been satisfied. For purposes of this chapter, "utility services" means services purchased by the occupant from a utility company under the jurisdiction of the public service commission, a rural electric cooperative, or a political subdivision of the state.
N.D.C.C. § 57-55-01