ADU Rules in North Dakota (2026)
ADU rules in North Dakota — no statewide ADU law. Regulation is entirely local. Key provisions and city-specific frameworks for accessory dwelling units.
Law Name
State ADU Law
Preempts Local Ordinances
No — local rules may be stricter
Has State Law
No — regulation is local
Local Control Framework
North Dakota does not have a statewide ADU law as of 2026 · Source
ADU regulation is left entirely to local municipalities · Source
North Dakota Century Code Chapter 40-47 (Zoning) grants municipalities authority over local zoning · Source
Fargo, Bismarck, Grand Forks, and Minot set their own local ADU ordinances · Source
North Dakota's oil boom communities experienced rapid housing demand but addressed this through local measures · Source
North Dakota has not enacted statewide housing preemption as of 2026 · Source
Source: North Dakota Local Zoning Authority. Last verified April 5, 2026. View source