---
type: "Bill"
title: "Ensuring that work on fire protection sprinkler systems is performed by licensed contractors and certified fitters."
description: "Ensuring that work on fire protection sprinkler systems is performed by licensed contractors and certified fitters."
jurisdiction: "us/states/wa"
legislature: "Washington Legislature"
session: "2025-2026"
identifier: "HB 2472"
citation: "Washington HB 2472 (2025-2026)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Bronoske"]
version_count: 3
action_count: 24
vote_count: 2
first_action: "2026-01-14"
last_action: "2026-03-11"
source: "openstates"
source_identifier: "ocd-bill/7680e3cf-bffa-45ed-8ca0-2b999aacbcea"
source_url: "https://app.leg.wa.gov/billsummary/?BillNumber=2472&Year=2025&Initiative=false"
source_hash: "cd0bdbba92e48942877a28a18b33b65c433cb856b22322391229fed2a82005a8"
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 2472 (2025-2026) — Ensuring that work on fire protection sprinkler systems is performed by licensed contractors and certified fitters.

## 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/2472.htm)
2. **Substitute Bill** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2025-26/Htm/Bills/House%20Bills/2472-S.htm)
3. **Substitute Passed Legislature** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2025-26/Htm/Bills/House%20Passed%20Legislature/2472-S.PL.htm)

## Votes

- 3rd Reading & Final Passage (#21) — **45–3** (pass) · upper
- 3rd Reading & Final Passage (#10) — **92–3** (pass) · lower

## Sponsors

- Bronoske — primary (person)
- Bernbaum — cosponsor (person)
- Berry — cosponsor (person)
- Cortes — cosponsor (person)
- Donaghy — cosponsor (person)
- Fosse — cosponsor (person)
- Hall — cosponsor (person)
- Obras — cosponsor (person)
- Ormsby — cosponsor (person)
- Parshley — cosponsor (person)
- Thomas — cosponsor (person)
- Timmons — cosponsor (person)
- Zahn — cosponsor (person)

## Timeline

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

- **2026-01-14** First reading, referred to Labor & Workplace Standards. `reading-1`
- **2026-01-20** Public hearing in the House Committee on Labor & Workplace Standards at 10:30 AM.
- **2026-01-30** Executive action taken in the House Committee on Labor & Workplace Standards at 10:30 AM.
- **2026-01-30** LAWS - Majority; 1st substitute bill be substituted, do pass. `substitution`
- **2026-02-03** Referred to Rules 2 Review. `referral-committee`
- **2026-02-06** Rules Committee relieved of further consideration. Placed on second reading. `reading-2`
- **2026-02-10** 1st substitute bill substituted (LAWS 26). `substitution`
- **2026-02-10** Rules suspended. Placed on Third Reading. `reading-3`
- **2026-02-10** Third reading, passed; yeas, 92; nays, 3; absent, 0; excused, 3. `reading-3`
- **2026-02-12** First reading, referred to Labor & Commerce. `reading-1`
- **2026-02-20** Public hearing in the Senate Committee on Labor & Commerce at 8:00 AM.
- **2026-02-23** Executive action taken in the Senate Committee on Labor & Commerce at 10:30 AM.
- **2026-02-23** LC - Majority; do pass. `committee-passage-favorable`
- **2026-02-23** Minority; do not pass. `committee-passage-unfavorable`
- **2026-02-24** Passed to Rules Committee for second reading.
- **2026-02-27** Placed on second reading by Rules Committee. `reading-2`
- **2026-03-03** Rules suspended. Placed on Third Reading. `reading-3`
- **2026-03-03** Third reading, passed; yeas, 45; nays, 3; absent, 0; excused, 1. `reading-3`
- **2026-03-04** Speaker signed. `passage`
- **2026-03-04** President signed. `passage`
- **2026-03-05** Delivered to Governor. `executive-receipt`
- **2026-03-11** Governor signed. `executive-signature`
- **2026-03-11** Chapter 29, 2026 Laws. `became-law`
- **2026-03-11** Effective date 6/11/2026. `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/7680e3cf-bffa-45ed-8ca0-2b999aacbcea`. Confidence: reported (aggregated from official Washington legislature records).