---
type: "Bill"
title: "Modifying requirements for public school instructional and supplemental instructional materials."
description: "Modifying requirements for public school instructional and supplemental instructional materials."
jurisdiction: "us/states/wa"
legislature: "Washington Legislature"
session: "2023-2024"
identifier: "HB 2331"
citation: "Washington HB 2331 (2023-2024)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Stonier"]
version_count: 4
action_count: 30
vote_count: 4
first_action: "2024-01-12"
last_action: "2024-03-28"
source: "openstates"
source_identifier: "ocd-bill/d9993df7-043e-4d4f-b63c-9572b696ea7d"
source_url: "http://apps.leg.wa.gov/billinfo/summary.aspx?bill=2331&year=2023"
source_hash: "5c5271adee0a564846169b2ce859541294bad08ba639b7098f19adec2df88529"
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 2331 (2023-2024) — Modifying requirements for public school instructional and supplemental instructional 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/2023-24/Htm/Bills/House%20Bills/2331.htm)
2. **Engrossed Substitute Bill** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2023-24/Htm/Bills/House%20Bills/2331-S.E.htm)
3. **Substitute Bill** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2023-24/Htm/Bills/House%20Bills/2331-S.htm)
4. **Substitute Passed Legislature** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2023-24/Htm/Bills/House%20Passed%20Legislature/2331-S.PL.htm)

## Votes

- 3rd Reading & Final Passage as Amended by the Senate (#15) — **29–20** (pass) · upper
- 3rd Reading & Final Passage (#7) — **58–39** (pass) · lower
- 702 Short Pg 2 Ln 34 (#14) — **20–29** (fail) · upper
- Final Passage as Amended by the Senate (#24) — **57–38** (pass) · lower

## Sponsors

- Stonier — primary (person)
- Davis — cosponsor (person)
- Macri — cosponsor (person)
- Pollet — cosponsor (person)
- Ramel — cosponsor (person)
- Reed — cosponsor (person)

## Timeline

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

- **2024-01-12** First reading, referred to Education. `reading-1`
- **2024-01-23** Public hearing in the House Committee on Education at 4:00 PM.
- **2024-01-29** Executive action taken in the House Committee on Education at 1:30 PM.
- **2024-01-29** ED - Majority; 1st substitute bill be substituted, do pass. `substitution`
- **2024-01-29** Minority; do not pass. `committee-passage-unfavorable`
- **2024-01-29** Minority; without recommendation. `committee-passage-unfavorable`
- **2024-01-31** Referred to Rules 2 Review. `referral-committee`
- **2024-02-07** Placed on second reading by Rules Committee. `reading-2`
- **2024-02-10** 1st substitute bill substituted (ED 24). `substitution`
- **2024-02-10** Floor amendment(s) adopted.
- **2024-02-10** Rules suspended. Placed on Third Reading. `reading-3`
- **2024-02-10** Third reading, passed; yeas, 58; nays, 39; absent, 0; excused, 1. `reading-3`
- **2024-02-14** First reading, referred to Early Learning & K-12 Education. `reading-1`
- **2024-02-19** Executive action taken in the Senate Committee on Early Learning & K-12 Education at 1:30 PM.
- **2024-02-19** EDU - Majority; do pass with amendment(s). `committee-passage-favorable`
- **2024-02-19** Minority; do not pass. `committee-passage-unfavorable`
- **2024-02-19** Minority; without recommendation. `committee-passage-unfavorable`
- **2024-02-20** Passed to Rules Committee for second reading.
- **2024-02-20** Placed on second reading by Rules Committee. `reading-2`
- **2024-02-22** Committee amendment(s) adopted as amended.
- **2024-02-22** Rules suspended. Placed on Third Reading. `reading-3`
- **2024-02-22** Third reading, passed; yeas, 29; nays, 20; absent, 0; excused, 0. `reading-3`
- **2024-03-05** House concurred in Senate amendments.
- **2024-03-05** Passed final passage; yeas, 57; nays, 38; absent, 0; excused, 2. `passage`
- **2024-03-06** Speaker signed. `passage`
- **2024-03-07** President signed. `passage`
- **2024-03-07** Delivered to Governor. `executive-receipt`
- **2024-03-28** Governor signed. `executive-signature`
- **2024-03-28** Chapter 316, 2024 Laws. `became-law`
- **2024-03-28** 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/d9993df7-043e-4d4f-b63c-9572b696ea7d`. Confidence: reported (aggregated from official Washington legislature records).