Establishing limitations on detached accessory dwelling units outside of urban growth areas.
Introduced
Moved
Reached a final decision
Became law
Derived from the official record below.
Officially: “Establishing limitations on detached accessory dwelling units outside of urban growth areas.” Read the full text
Official title shown verbatim from the official record. Plain-language summary coming as coverage deepens. Not legal advice.
2025 session
Where it is
Show all 23 actions
First reading, referred to Housing. · Jan 16, 2025
HOUS - Executive action taken by committee. · Feb 6, 2025
HOUS - Majority; do pass. · Feb 6, 2025
Referred to Rules 2 Review. · Feb 10, 2025
Rules Committee relieved of further consideration. Placed on second reading. · Mar 6, 2025
Returned to Rules Committee for second reading. · Mar 19, 2025
By resolution, reintroduced and retained in present status. · Jan 12, 2026
Rules Committee relieved of further consideration. Placed on second reading. · Jan 19, 2026
Floor amendment(s) adopted. · Jan 22, 2026
Rules suspended. Placed on Third Reading. · Jan 22, 2026
Third reading, passed; yeas, 86; nays, 5; absent, 0; excused, 7. · Jan 22, 2026
First reading, referred to Housing. · Jan 26, 2026
HSG - Majority; do pass. · Feb 18, 2026
Passed to Rules Committee for second reading. · Feb 19, 2026
Placed on second reading by Rules Committee. · Feb 24, 2026
Rules suspended. Placed on Third Reading. · Mar 3, 2026
Third reading, passed; yeas, 33; nays, 15; absent, 0; excused, 1. · Mar 3, 2026
Speaker signed. · Mar 4, 2026
President signed. · Mar 4, 2026
Delivered to Governor. · Mar 6, 2026
Governor signed. · Mar 27, 2026
Chapter 231, 2026 Laws. · Mar 27, 2026
Effective date 6/11/2026. · Mar 27, 2026
The numbers
10
sponsors on the bill
Sponsors
Sam LowSam LowStrom PetersonStrom PetersonSteve TharingerSteve TharingerGreg NanceGreg NanceMia GregersonMia Gregerson
Recorded votes
3rd Reading & Final PassageSenate · 2026-03-03 · Yea 33, Nay 15, Absent 0, Excused 1
3rd Reading & Final PassageHouse · 2026-01-22 · Yea 86, Nay 5, Absent 0, Excused 7
Roll-call results shown verbatim from the Washington legislature’s records. A result reflects that roll call’s own motion, not the bill’s overall outcome.
Every fact on this page links to its source, starting with the official bill record. Last action: Effective date 6/11/2026. (Mar 27, 2026).