ADU Laws in Oklahoma (2026)
Oklahoma state ADU law details, key provisions, preemption status, and recent legislative changes for accessory dwelling units.
Law Name
State ADU Law
Preempts Local Ordinances
No — local rules may be stricter
Has State Law
Yes
Key Provisions
Oklahoma does not have a statewide ADU law as of 2026
ADU regulation is left entirely to local municipalities
Oklahoma Statutes Title 11 (Cities and Towns) grants municipalities authority over local zoning
Oklahoma City, Tulsa, Norman, and Broken Arrow set their own local ADU and accessory dwelling rules
Oklahoma has a conservative, property-rights tradition but no statewide ADU mandate
Oklahoma City has been considering housing density reforms but through local action rather than state preemption
Official Sources
Source: Oklahoma State ADU Law. Last verified April 5, 2026. View source