---
type: "Bill"
title: "Reviewing laws related to criminal insanity and competency to stand trial."
description: "Reviewing laws related to criminal insanity and competency to stand trial."
jurisdiction: "us/states/wa"
legislature: "Washington Legislature"
session: "2025-2026"
identifier: "HB 1359"
citation: "Washington HB 1359 (2025-2026)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Thai"]
version_count: 4
action_count: 39
vote_count: 3
first_action: "2025-01-17"
last_action: "2025-05-19"
source: "openstates"
source_identifier: "ocd-bill/5ea4897b-55f7-495a-b32b-499139d64b26"
source_url: "https://app.leg.wa.gov/billsummary/?BillNumber=1359&Year=2025&Initiative=false"
source_hash: "adb81447247cf4504c6a3cd4b89ae695b425e08506c81ebb8657b99726f52dcd"
vintage: "2026-07-01"
source_snapshot: "https://data.openstates.org/daily/2026-07-01/public.pgdump"
retrieved_at: "2026-07-06"
confidence: "reported"
tags: ["legislation", "bill", "us-wa"]
---

# Washington HB 1359 (2025-2026) — Reviewing laws related to criminal insanity and competency to stand trial.

## Version chain

The bill's text revisions, in order — the diff chain from filing to enrollment.

1. **Bill** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2025-26/Htm/Bills/House%20Bills/1359.htm)
2. **Second Substitute Bill** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2025-26/Htm/Bills/House%20Bills/1359-S2.htm)
3. **Second Substitute Passed Legislature** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2025-26/Htm/Bills/House%20Passed%20Legislature/1359-S2.PL.htm)
4. **Substitute Bill** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2025-26/Htm/Bills/House%20Bills/1359-S.htm)

## Votes

- 3rd Reading & Final Passage as Amended by the Senate (#34) — **31–17** (pass) · upper
- Final Passage as Amended by the Senate (#22) — **58–39** (pass) · lower
- 3rd Reading & Final Passage (#29) — **69–28** (pass) · lower

## Sponsors

- Thai — primary (person)
- Abbarno — cosponsor (person)
- Davis — cosponsor (person)
- Eslick — cosponsor (person)
- Goodman — cosponsor (person)

## Timeline

The legislative action history — every referral, reading, and vote.

- **2025-01-17** First reading, referred to Civil Rights & Judiciary. `reading-1`
- **2025-02-05** Public hearing in the House Committee on Civil Rights & Judiciary at 8:00 AM.
- **2025-02-19** Executive action taken in the House Committee on Civil Rights & Judiciary at 8:00 AM.
- **2025-02-19** CRJ - Majority; 1st substitute bill be substituted, do pass. `substitution`
- **2025-02-19** Minority; do not pass. `committee-passage-unfavorable`
- **2025-02-19** Minority; without recommendation. `committee-passage-unfavorable`
- **2025-02-21** Referred to Appropriations. `referral-committee`
- **2025-02-24** Public hearing in the House Committee on Appropriations at 1:30 PM.
- **2025-02-27** Executive action taken in the House Committee on Appropriations at 9:00 AM.
- **2025-02-27** APP - Majority; 2nd substitute bill be substituted, do pass. `substitution`
- **2025-02-27** Minority; do not pass. `committee-passage-unfavorable`
- **2025-02-28** Referred to Rules 2 Review. `referral-committee`
- **2025-03-04** Rules Committee relieved of further consideration. Placed on second reading. `reading-2`
- **2025-03-05** 2nd substitute bill substituted (APP 25). `substitution`
- **2025-03-05** Rules suspended. Placed on Third Reading. `reading-3`
- **2025-03-05** Third reading, passed; yeas, 69; nays, 28; absent, 0; excused, 1. `reading-3`
- **2025-03-07** First reading, referred to Law & Justice. `reading-1`
- **2025-03-25** Public hearing in the Senate Committee on Law & Justice at 8:00 AM.
- **2025-03-27** Executive action taken in the Senate Committee on Law & Justice at 10:30 AM.
- **2025-03-27** LAW - Majority; do pass with amendment(s). `committee-passage-favorable`
- **2025-03-27** And refer to Ways & Means. `referral-committee`
- **2025-03-28** Referred to Ways & Means. `referral-committee`
- **2025-04-04** Public hearing in the Senate Committee on Ways & Means at 1:30 PM.
- **2025-04-07** Executive action taken in the Senate Committee on Ways & Means at 1:30 PM.
- **2025-04-07** WM - Majority; do pass with amendment(s) by Law & Justice. `committee-passage-favorable`
- **2025-04-07** Minority; without recommendation. `committee-passage-unfavorable`
- **2025-04-08** Passed to Rules Committee for second reading.
- **2025-04-11** Placed on second reading by Rules Committee. `reading-2`
- **2025-04-15** Committee amendment(s) adopted with no other amendments.
- **2025-04-15** Rules suspended. Placed on Third Reading. `reading-3`
- **2025-04-15** Third reading, passed; yeas, 31; nays, 17; absent, 0; excused, 1. `reading-3`
- **2025-04-22** House concurred in Senate amendments.
- **2025-04-22** Passed final passage; yeas, 58; nays, 39; absent, 0; excused, 1. `passage`
- **2025-04-23** Speaker signed. `passage`
- **2025-04-24** President signed. `passage`
- **2025-04-25** Delivered to Governor. `executive-receipt`
- **2025-05-19** Governor signed. `executive-signature`
- **2025-05-19** Chapter 358, 2025 Laws. `became-law`
- **2025-05-19** Effective date 7/27/2025. `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/5ea4897b-55f7-495a-b32b-499139d64b26`. Confidence: reported (aggregated from official Washington legislature records).