ADU Rules in Minnesota (2026)
ADU rules in Minnesota — no statewide ADU law. Regulation is entirely local. Key provisions and city-specific frameworks for accessory dwelling units.
Law Name
Preempts Local Ordinances
No — local rules may be stricter
Has State Law
No — regulation is local
Statewide Preemption Status Unconfirmed
No statewide preemption statute was confirmed for this jurisdiction — regulation is local. Local governments retain full authority to set their own rules.
Local Control Framework
Minnesota has no statewide ADU preemption law as of 2026 · Source
ADU regulation is left entirely to local municipalities under Minnesota Municipal Code · Source
Minneapolis eliminated single-family-only zoning in 2020 via the Minneapolis 2040 comprehensive plan — allows up to 3 units on all residential lots · Source
St. Paul also allows ADUs via local ordinance under its own zoning code · Source
The Minnesota Legislature has considered housing reform bills in recent sessions but none have passed as statewide ADU preemption · Source
Cities and towns retain full authority over zoning and ADU regulations in Minnesota · Source
Legislative History
Source: Minnesota Local Zoning Authority. Last verified April 5, 2026. View source