---
type: "Bill"
title: "Concerning plumbing."
description: "Concerning plumbing."
jurisdiction: "us/states/wa"
legislature: "Washington Legislature"
session: "2019-2020"
identifier: "SB 6170"
citation: "Washington SB 6170 (2019-2020)"
classification: ["bill"]
subjects: ["ELECTRICIANS AND ELECTRICAL INSTALLATIONS", "PLUMBERS AND PLUMBING"]
status: "enacted"
primary_sponsors: ["Keiser"]
version_count: 1
action_count: 28
vote_count: 2
first_action: "2020-01-08"
last_action: "2020-03-25"
source: "openstates"
source_identifier: "ocd-bill/65c7549d-d1c2-43d9-9645-26e04dd966ec"
source_url: "http://apps.leg.wa.gov/billinfo/summary.aspx?bill=6170&year=2019"
source_hash: "b4501f5f518c9912b16480b1dff1ca508b92ed02c3b812acabc482b81612bb6e"
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 6170 (2019-2020) — Concerning plumbing.

## 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/6170.htm)

## Votes

- 3rd Reading & Final Passage (#8) — **97–0** (pass) · lower
- 3rd Reading & Final Passage (#3) — **45–0** (pass) · upper

## Sponsors

- Keiser — primary (person)
- Conway — cosponsor (person)
- Fortunato — cosponsor (person)
- Hasegawa — cosponsor (person)
- King — cosponsor (person)

## Timeline

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

- **2020-01-08** Prefiled for introduction. `filing`
- **2020-01-13** First reading, referred to Labor & Commerce. `reading-1`
- **2020-01-16** LBRC - Majority; do pass.
- **2020-01-17** Passed to Rules Committee for second reading.
- **2020-01-28** Placed on second reading by Rules Committee.
- **2020-01-31** Rules suspended. Placed on Third Reading.
- **2020-01-31** Third reading, passed; yeas, 45; nays, 0; absent, 0; excused, 4. `reading-3`
- **2020-02-03** First reading, referred to Labor & Workplace Standards. `reading-1`
- **2020-02-24** LAWS - Majority; do pass.
- **2020-02-24** Minority; do not pass.
- **2020-02-26** Referred to Appropriations.
- **2020-02-29** APP - Majority; do pass.
- **2020-03-03** Referred to Rules 2 Review.
- **2020-03-03** Placed on second reading.
- **2020-03-04** Rules suspended. Placed on Third Reading.
- **2020-03-04** Third reading, passed; yeas, 97; nays, 0; absent, 0; excused, 1. `reading-3`
- **2020-03-05** President signed. `passage`
- **2020-03-05** Speaker signed. `passage`
- **2020-03-09** Delivered to Governor.
- **2020-03-25** Governor signed. `executive-signature`
- **2020-03-25** Chapter 153, 2020 Laws. `became-law`
- **2020-03-25** Effective date 6/11/2020*. `became-law`
- **2020-01-14T13:30:00+00:00** Scheduled for public hearing in the Senate Committee on Labor & Commerce at 08:30 AM
- **2020-01-16T13:00:00+00:00** Scheduled for public hearing in the Senate Committee on Labor & Commerce at 08:00 AM
- **2020-02-20T13:00:00+00:00** Scheduled for public hearing in the House Committee on Labor & Workplace Standards at 08:00 AM
- **2020-02-24T18:30:00+00:00** Scheduled for public hearing in the House Committee on Labor & Workplace Standards at 01:30 PM
- **2020-02-29T14:00:00+00:00** Scheduled for public hearing in the House Committee on Appropriations at 09:00 AM
- **2020-02-29T14:00:00+00:00** Scheduled for public hearing in the House Committee on Appropriations at 09:00 AM

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/65c7549d-d1c2-43d9-9645-26e04dd966ec`. Confidence: reported (aggregated from official Washington legislature records).