---
type: "Bill"
title: "Encouraging investments in affordable homeownership unit development."
description: "Encouraging investments in affordable homeownership unit development."
jurisdiction: "us/states/wa"
legislature: "Washington Legislature"
session: "2023-2024"
identifier: "SB 6173"
citation: "Washington SB 6173 (2023-2024)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Nobles"]
version_count: 2
action_count: 27
vote_count: 2
first_action: "2024-01-11"
last_action: "2024-03-15"
source: "openstates"
source_identifier: "ocd-bill/a31ccc6e-2275-4543-a401-44a25e8f6fc9"
source_url: "http://apps.leg.wa.gov/billinfo/summary.aspx?bill=6173&year=2023"
source_hash: "c292000675f4961db8615ee5d1e071b9bc029bcdfc682038c281e687ef19aac1"
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 6173 (2023-2024) — Encouraging investments in affordable homeownership unit development.

## 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/2023-24/Htm/Bills/Senate%20Bills/6173.htm)
2. **Passed Legislature** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2023-24/Htm/Bills/Senate%20Passed%20Legislature/6173.PL.htm)

## Votes

- 3rd Reading & Final Passage (#25) — **48–1** (pass) · upper
- 3rd Reading & Final Passage (#6) — **95–0** (pass) · lower

## Sponsors

- Nobles — primary (person)
- C. Wilson — cosponsor (person)
- Kuderer — cosponsor (person)
- Lovelett — cosponsor (person)
- Mullet — cosponsor (person)
- Nguyen — cosponsor (person)
- Randall — cosponsor (person)
- Torres — cosponsor (person)
- Trudeau — cosponsor (person)

## Timeline

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

- **2024-01-11** First reading, referred to Housing. `reading-1`
- **2024-01-19** Public hearing in the Senate Committee on Housing at 10:30 AM.
- **2024-01-24** Executive action taken in the Senate Committee on Housing at 10:30 AM.
- **2024-01-24** HSG - Majority; do pass. `committee-passage-favorable`
- **2024-01-24** Minority; without recommendation. `committee-passage-unfavorable`
- **2024-01-25** Passed to Rules Committee for second reading.
- **2024-02-06** Placed on second reading by Rules Committee. `reading-2`
- **2024-02-09** Rules suspended. Placed on Third Reading. `reading-3`
- **2024-02-09** Third reading, passed; yeas, 48; nays, 1; absent, 0; excused, 0. `reading-3`
- **2024-02-13** First reading, referred to Local Government. `reading-1`
- **2024-02-20** Public hearing in the House Committee on Local Government at 10:30 AM.
- **2024-02-21** Executive action taken in the House Committee on Local Government at 8:00 AM.
- **2024-02-21** LG - Majority; do pass. `committee-passage-favorable`
- **2024-02-21** Referred to Finance. `referral-committee`
- **2024-02-23** Public hearing in the House Committee on Finance at 9:00 AM.
- **2024-02-26** Executive action taken in the House Committee on Finance at 8:00 AM.
- **2024-02-26** FIN - Majority; do pass. `committee-passage-favorable`
- **2024-02-26** Referred to Rules 2 Review. `referral-committee`
- **2024-02-29** Rules Committee relieved of further consideration. Placed on second reading. `reading-2`
- **2024-03-01** Rules suspended. Placed on Third Reading. `reading-3`
- **2024-03-01** Third reading, passed; yeas, 95; nays, 0; absent, 0; excused, 3. `reading-3`
- **2024-03-04** President signed. `passage`
- **2024-03-04** Speaker signed. `passage`
- **2024-03-07** Delivered to Governor. `executive-receipt`
- **2024-03-15** Governor signed. `executive-signature`
- **2024-03-15** Chapter 136, 2024 Laws. `became-law`
- **2024-03-15** Effective date 6/6/2024. `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/a31ccc6e-2275-4543-a401-44a25e8f6fc9`. Confidence: reported (aggregated from official Washington legislature records).