Login
How To ADU/ADU Rules by State
Get access for free

  • Free

ADU Rules by State

  • Download
  • 1 file

State-wide ADU rules at a glance in the USA - this is list compiled from my personal notes with some of the notable state-wide ADU legislation (last updated August 31, 2024). Always check with your local jurisdiction for local rules about what you can do in your area. ADU means different things in different regions!
Get now

Contents

The Cheat Sheet

Here's a quick list of states with state-wide ADU legislation. Better state legislation is marked with an asterisk. The best are marked with two asterisks.

  • Arizona 

  • California**

  • Colorado**

  • Connecticut

  • Hawaii*

  • Maine

  • Massachusetts*

  • Montana**

  • New Hampshire 

  • Oregon**

  • Utah

  • Vermont

  • Washington**

State-wide ADU Notes.pdf
  • 53.7 KB