---
type: "Bill"
title: "Concerning asbestos-containing building materials."
description: "Concerning asbestos-containing building materials."
jurisdiction: "us/states/wa"
legislature: "Washington Legislature"
session: "2019-2020"
identifier: "SB 6473"
citation: "Washington SB 6473 (2019-2020)"
classification: ["bill"]
subjects: ["CONTRACTORS", "MANUFACTURING AND TECHNOLOGY", "HEALTH AND SAFETY", "PUBLIC", "HAZARDOUS MATERIALS", "REAL ESTATE AND REAL PROPERTY"]
status: "enacted"
primary_sponsors: ["Stanford"]
version_count: 3
action_count: 37
vote_count: 3
first_action: "2020-01-17"
last_action: "2020-03-19"
source: "openstates"
source_identifier: "ocd-bill/3bdd0094-6f85-496b-8d30-5fbfd5a9b654"
source_url: "http://apps.leg.wa.gov/billinfo/summary.aspx?bill=6473&year=2019"
source_hash: "97fd41123c3e94a788bec3d6df6c90c948f0077e46d43aed52fb8893ea78222c"
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 SB 6473 (2019-2020) — Concerning asbestos-containing building materials.

## 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/2019-20/Htm/Bills/Senate%20Bills/6473.htm)
2. **Engrossed Substitute Bill** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2019-20/Htm/Bills/Senate%20Bills/6473-S.E.htm)
3. **Substitute Bill** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2019-20/Htm/Bills/Senate%20Bills/6473-S.htm)

## Votes

- 3rd Reading & Final Passage (#12) — **41–6** (pass) · upper
- Final Passage as Amended by the House (#15) — **96–0** (pass) · lower
- Final Passage as Amended by the House (#19) — **42–6** (pass) · upper

## Sponsors

- Stanford — primary (person)
- Billig — cosponsor (person)
- Conway — cosponsor (person)
- Frockt — cosponsor (person)
- Hasegawa — cosponsor (person)
- Hunt — cosponsor (person)
- Keiser — cosponsor (person)
- Liias — cosponsor (person)
- Saldaña — cosponsor (person)
- Van De Wege — cosponsor (person)

## Timeline

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

- **2020-01-17** First reading, referred to Labor & Commerce. `reading-1`
- **2020-01-27** LBRC - Majority; 1st substitute bill be substituted, do pass. `passage`
- **2020-01-27** Minority; do not pass.
- **2020-01-27** Minority; without recommendation.
- **2020-01-28** Passed to Rules Committee for second reading.
- **2020-02-11** Made eligible to be placed on second reading.
- **2020-02-13** Placed on second reading by Rules Committee.
- **2020-02-14** 1st substitute bill substituted. `substitution`
- **2020-01-27** LBRC - Majority; 1st substitute bill be substituted, do pass. `passage`
- **2020-01-27** Minority; do not pass.
- **2020-01-27** Minority; without recommendation.
- **2020-01-28** Passed to Rules Committee for second reading.
- **2020-02-11** Made eligible to be placed on second reading.
- **2020-02-13** Placed on second reading by Rules Committee.
- **2020-02-14** 1st substitute bill substituted. `substitution`
- **2020-02-14** Floor amendment(s) adopted.
- **2020-02-14** Rules suspended. Placed on Third Reading.
- **2020-02-14** Third reading, passed; yeas, 41; nays, 6; absent, 0; excused, 2. `reading-3`
- **2020-02-18** First reading, referred to Environment & Energy. `reading-1`
- **2020-02-25** ENVI - Majority; do pass with amendment(s).
- **2020-02-28** Referred to Rules 2 Review.
- **2020-03-02** Rules Committee relieved of further consideration. Placed on second reading.
- **2020-03-03** Committee amendment(s) adopted with no other amendments.
- **2020-03-03** Rules suspended. Placed on Third Reading.
- **2020-03-03** Third reading, passed; yeas, 96; nays, 0; absent, 0; excused, 2. `reading-3`
- **2020-03-07** Senate concurred in House amendments.
- **2020-03-07** Passed final passage; yeas, 42; nays, 6; absent, 0; excused, 1. `passage`
- **2020-03-10** President signed. `passage`
- **2020-03-11** Speaker signed. `passage`
- **2020-03-12** Delivered to Governor.
- **2020-03-19** Governor signed. `executive-signature`
- **2020-03-19** Chapter 100, 2020 Laws. `became-law`
- **2020-03-19** Effective date 6/11/2020. `became-law`
- **2020-01-20T15:00:00+00:00** Scheduled for public hearing in the Senate Committee on Labor & Commerce at 10:00 AM
- **2020-01-27T15:00:00+00:00** Scheduled for public hearing in the Senate Committee on Labor & Commerce at 10:00 AM
- **2020-02-24T18:30:00+00:00** Scheduled for public hearing in the House Committee on Environment & Energy at 01:30 PM
- **2020-02-25T20:30:00+00:00** Scheduled for public hearing in the House Committee on Environment & Energy at 03:30 PM

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/3bdd0094-6f85-496b-8d30-5fbfd5a9b654`. Confidence: reported (aggregated from official Washington legislature records).