ADU Rules in Kentucky (2026)
ADU rules in Kentucky — 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
Kentucky does not have a statewide ADU law as of 2026 · Source
ADU regulation is left entirely to local planning and zoning authorities · Source
Kentucky Revised Statutes Chapter 100 (Planning and Zoning) grants local authority over land use · Source
Louisville/Jefferson County Metro, Lexington-Fayette Urban County, and other jurisdictions set local ADU rules · Source
Kentucky's Planning and Zoning statutes grant broad discretion to local planning commissions · Source
Lexington-Fayette Urban County has been considering housing density measures but through local action · Source
Source: Kentucky Local Zoning Authority. Last verified April 5, 2026. View source