---
type: "Bill"
title: "Concerning currently credentialed dental auxiliaries."
description: "Concerning currently credentialed dental auxiliaries."
jurisdiction: "us/states/wa"
legislature: "Washington Legislature"
session: "2023-2024"
identifier: "HB 1466"
citation: "Washington HB 1466 (2023-2024)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Riccelli"]
version_count: 4
action_count: 27
vote_count: 3
first_action: "2023-01-20"
last_action: "2023-05-01"
source: "openstates"
source_identifier: "ocd-bill/1a661ec2-fa6a-4120-b134-86d74681f51c"
source_url: "http://apps.leg.wa.gov/billinfo/summary.aspx?bill=1466&year=2023"
source_hash: "53690095d709da259d84d367a238e0b139b49c30a0aeb15624a1c284847a0248"
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 1466 (2023-2024) — Concerning currently credentialed dental auxiliaries.

## 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/1466.htm)
2. **Engrossed Substitute Bill** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2023-24/Htm/Bills/House%20Bills/1466-S.E.htm)
3. **Substitute Bill** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2023-24/Htm/Bills/House%20Bills/1466-S.htm)
4. **Substitute Passed Legislature** (committee substitute) — [source](http://lawfilesext.leg.wa.gov/Biennium/2023-24/Htm/Bills/House%20Passed%20Legislature/1466-S.PL.htm)

## Votes

- 3rd Reading & Final Passage as Amended by the Senate (#8) — **48–0** (pass) · upper
- 3rd Reading & Final Passage (#39) — **95–0** (pass) · lower
- Final Passage as Amended by the Senate (#20) — **96–0** (pass) · lower

## Sponsors

- Riccelli — primary (person)
- Leavitt — cosponsor (person)
- Morgan — cosponsor (person)

## Timeline

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

- **2023-01-20** First reading, referred to Health Care & Wellness. `reading-1`
- **2023-02-07** Public hearing in the House Committee on Health Care & Wellness at 1:30 PM.
- **2023-02-17** Executive action taken in the House Committee on Health Care & Wellness at 8:00 AM.
- **2023-02-17** HCW - Majority; 1st substitute bill be substituted, do pass. `substitution`
- **2023-02-17** Referred to Rules 2 Review. `referral-committee`
- **2023-03-03** Rules Committee relieved of further consideration. Placed on second reading. `reading-2`
- **2023-03-04** 1st substitute bill substituted (HCW 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.
- **2023-04-10** Placed on second reading consent calendar. `reading-2`
- **2023-04-11** Committee amendment(s) adopted with no other amendments.
- **2023-04-11** Rules suspended. Placed on Third Reading. `reading-3`
- **2023-04-11** Third reading, passed; yeas, 48; nays, 0; absent, 0; excused, 1. `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`
- **2023-04-17** President signed. `passage`
- **2023-04-18** Delivered to Governor. `executive-receipt`
- **2023-05-01** Governor signed. `executive-signature`
- **2023-05-01** Chapter 211, 2023 Laws. `became-law`
- **2023-05-01** 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/1a661ec2-fa6a-4120-b134-86d74681f51c`. Confidence: reported (aggregated from official Washington legislature records).