---
type: "Bill"
title: "Modifying middle housing requirements and the definitions of transit stop."
description: "Modifying middle housing requirements and the definitions of transit stop."
jurisdiction: "us/states/wa"
legislature: "Washington Legislature"
session: "2023-2024"
identifier: "HB 2321"
citation: "Washington HB 2321 (2023-2024)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Bateman"]
version_count: 4
action_count: 27
vote_count: 3
first_action: "2024-01-11"
last_action: "2024-03-18"
source: "openstates"
source_identifier: "ocd-bill/312fa6e3-5325-4a63-9eda-02ead4365ba7"
source_url: "http://apps.leg.wa.gov/billinfo/summary.aspx?bill=2321&year=2023"
source_hash: "16775ab7add3c378819a034f06833ee8940f18bf25b062c60a0b16de13ea373a"
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 2321 (2023-2024) — Modifying middle housing requirements and the definitions of transit stop.

## 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/House%20Bills/2321.htm)
2. **Engrossed Substitute Bill** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2023-24/Htm/Bills/House%20Bills/2321-S.E.htm)
3. **Substitute Bill** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2023-24/Htm/Bills/House%20Bills/2321-S.htm)
4. **Substitute Passed Legislature** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2023-24/Htm/Bills/House%20Passed%20Legislature/2321-S.PL.htm)

## Votes

- Final Passage as Amended by the Senate (#11) — **93–4** (pass) · lower
- 3rd Reading & Final Passage as Amended by the Senate (#30) — **30–18** (pass) · upper
- 3rd Reading & Final Passage (#28) — **94–3** (pass) · lower

## Sponsors

- Bateman — primary (person)
- Barkis — cosponsor (person)
- Duerr — cosponsor (person)
- Pollet — cosponsor (person)
- Reed — cosponsor (person)

## Timeline

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

- **2024-01-11** First reading, referred to Housing. `reading-1`
- **2024-01-22** Public hearing in the House Committee on Housing at 1:30 PM.
- **2024-01-25** Executive action taken in the House Committee on Housing at 8:00 AM.
- **2024-01-25** HOUS - Majority; 1st substitute bill be substituted, do pass. `substitution`
- **2024-01-26** Referred to Rules 2 Review. `referral-committee`
- **2024-02-07** Placed on second reading by Rules Committee. `reading-2`
- **2024-02-08** 1st substitute bill substituted (HOUS 24). `substitution`
- **2024-02-08** Floor amendment(s) adopted.
- **2024-02-08** Rules suspended. Placed on Third Reading. `reading-3`
- **2024-02-08** Third reading, passed; yeas, 94; nays, 3; absent, 0; excused, 1. `reading-3`
- **2024-02-12** First reading, referred to Housing. `reading-1`
- **2024-02-14** Public hearing in the Senate Committee on Housing at 10:30 AM.
- **2024-02-16** Executive action taken in the Senate Committee on Housing at 10:30 AM.
- **2024-02-16** HSG - Majority; do pass. `committee-passage-favorable`
- **2024-02-19** Passed to Rules Committee for second reading.
- **2024-02-23** Placed on second reading by Rules Committee. `reading-2`
- **2024-02-27** Floor amendment(s) adopted.
- **2024-02-27** Rules suspended. Placed on Third Reading. `reading-3`
- **2024-02-27** Third reading, passed; yeas, 30; nays, 18; absent, 0; excused, 1. `reading-3`
- **2024-03-04** House concurred in Senate amendments.
- **2024-03-04** Passed final passage; yeas, 93; nays, 4; absent, 0; excused, 1. `passage`
- **2024-03-05** Speaker signed. `passage`
- **2024-03-06** President signed. `passage`
- **2024-03-06** Delivered to Governor. `executive-receipt`
- **2024-03-18** Governor signed. `executive-signature`
- **2024-03-18** Chapter 152, 2024 Laws. `became-law`
- **2024-03-18** 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/312fa6e3-5325-4a63-9eda-02ead4365ba7`. Confidence: reported (aggregated from official Washington legislature records).