---
type: "Bill"
title: "Concerning the dentist and dental hygienist compact."
description: "Concerning the dentist and dental hygienist compact."
jurisdiction: "us/states/wa"
legislature: "Washington Legislature"
session: "2023-2024"
identifier: "HB 1576"
citation: "Washington HB 1576 (2023-2024)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Caldier"]
version_count: 4
action_count: 27
vote_count: 3
first_action: "2023-01-25"
last_action: "2023-05-04"
source: "openstates"
source_identifier: "ocd-bill/a5fcdb9b-2cad-4f8f-b379-336bea689135"
source_url: "http://apps.leg.wa.gov/billinfo/summary.aspx?bill=1576&year=2023"
source_hash: "762e15979f25ff30107fc834ae73690facd71942abf0783044d272a41a1d7c79"
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 1576 (2023-2024) — Concerning the dentist and dental hygienist compact.

## 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/1576.htm)
2. **Engrossed Substitute Bill** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2023-24/Htm/Bills/House%20Bills/1576-S.E.htm)
3. **Substitute Bill** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2023-24/Htm/Bills/House%20Bills/1576-S.htm)
4. **Substitute Passed Legislature** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2023-24/Htm/Bills/House%20Passed%20Legislature/1576-S.PL.htm)

## Votes

- 3rd Reading & Final Passage (#40) — **95–0** (pass) · lower
- Final Passage as Amended by the Senate (#28) — **96–0** (pass) · lower
- 3rd Reading & Final Passage as Amended by the Senate (#23) — **47–0** (pass) · upper

## Sponsors

- Caldier — primary (person)
- Leavitt — cosponsor (person)
- Schmidt — cosponsor (person)
- Volz — cosponsor (person)

## Timeline

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

- **2023-01-25** First reading, referred to Postsecondary Education & Workforce. `reading-1`
- **2023-02-08** Public hearing in the House Committee on Postsecondary Education & Workforce at 1:30 PM.
- **2023-02-10** Executive action taken in the House Committee on Postsecondary Education & Workforce at 8:00 AM.
- **2023-02-10** PEW - Majority; 1st substitute bill be substituted, do pass. `substitution`
- **2023-02-14** Referred to Rules 2 Review. `referral-committee`
- **2023-03-02** Rules Committee relieved of further consideration. Placed on second reading. `reading-2`
- **2023-03-04** 1st substitute bill substituted (PEW 23). `substitution`
- **2023-03-04** Floor amendment(s) adopted.
- **2023-03-04** Rules suspended. Placed on Third Reading. `reading-3`
- **2023-03-04** Third reading, passed; yeas, 95; nays, 0; absent, 0; excused, 3. `reading-3`
- **2023-03-07** First reading, referred to Health & Long Term Care. `reading-1`
- **2023-03-21** Public hearing in the Senate Committee on Health & Long Term Care at 8:00 AM.
- **2023-03-23** Executive action taken in the Senate Committee on Health & Long Term Care at 10:30 AM.
- **2023-03-23** HLTC - Majority; do pass with amendment(s). `committee-passage-favorable`
- **2023-03-24** Passed to Rules Committee for second reading.
- **2023-04-04** Placed on second reading by Rules Committee. `reading-2`
- **2023-04-06** Committee amendment(s) adopted with no other amendments.
- **2023-04-06** Rules suspended. Placed on Third Reading. `reading-3`
- **2023-04-06** Third reading, passed; yeas, 47; nays, 0; absent, 0; excused, 2. `reading-3`
- **2023-04-13** House concurred in Senate amendments.
- **2023-04-13** Passed final passage; yeas, 96; nays, 0; absent, 0; excused, 2. `passage`
- **2023-04-14** Speaker signed. `passage`
- **2023-04-18** President signed. `passage`
- **2023-04-19** Delivered to Governor. `executive-receipt`
- **2023-05-04** Governor signed. `executive-signature`
- **2023-05-04** Chapter 297, 2023 Laws. `became-law`
- **2023-05-04** Effective date 7/23/2023. `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/a5fcdb9b-2cad-4f8f-b379-336bea689135`. Confidence: reported (aggregated from official Washington legislature records).