Washington 2025-26 Biennium Status: Introduced

EHB 1345 — Detached ADU limits

Last action — Effective date 6/11/2026.

  1. 1
    Introduced
  2. 2
    In Committee
  3. 3
    Passed House
  4. 4
    Passed Senate
  5. 5
    To Executive
  6. 6
    Enacted

This bill has been introduced in the House. Introduced March 27, 2026. It must pass committee before a floor vote.

Next likely step: a committee referral and hearing.

Prognosis

Not enough signal yet

Where this bill stands today.

Odds of enactment

Low

How often bills like it became law.

Not enough signal yet to read this bill's trajectory — we surface a likelihood only once there's real movement (stage, sponsorship, committee, or votes) to point to.

Prognosis reads this bill's own signals — stage, sponsorship breadth, committee status, recorded votes and cross-state momentum. Odds come from a model trained on which bills have become law.

Summary

Establishing limitations on detached accessory dwelling units outside of urban growth areas.

Bill Text

We don't have the full text on file for this bill yet.

Read EHB 1345 on the official Washington source →

Action History

  1. Effective date 6/11/2026.

Sponsors

  • (Low) · Primary

Sponsorship breakdown

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1 sponsors · 0 co-sponsors · 150 not signed on

Sponsors (1)

  • (Low)

Co-sponsors (0)

None.

Not signed on (150)

150 members have not signed on to this bill.

Show all 150 →

"Not signed on" means a member has not sponsored or co-sponsored this bill — it does not imply opposition. Members flagged Voted No have a recorded No vote on this bill.

Whip count is in markup. Polling the chamber and every recorded vote this session. Only the first open is slow. It’s instant for you after this. Calling the roll · Tallying · Engrossing

Subjects

housing
Cross-referencing the record. Reading this bill against every other bill in the corpus by meaning, not keywords. Only the first open is slow. It’s instant for you after this. Matching · Ranking · Engrossing

Frequently asked questions

What does EHB 1345 do?
Establishing limitations on detached accessory dwelling units outside of urban growth areas.
Who sponsors EHB 1345?
EHB 1345 is sponsored by (Low).
What is the current status of EHB 1345?
This bill has been introduced in the House. Introduced March 27, 2026. It must pass committee before a floor vote.
Where can I track EHB 1345?
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Last checked for changes 3 months ago · updated continuously

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