republic-os/legislation/us/states/ca/20032004/ab-539.md

---
type: "Bill"
title: "Dentistry: dental hygienists."
description: "Dentistry: dental hygienists."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20032004"
identifier: "AB 539"
citation: "California AB 539 (20032004)"
classification: ["bill", "appropriation"]
subjects: ["Dentistry: dental hygienists."]
status: "enacted"
primary_sponsors: ["Laird"]
version_count: 10
action_count: 33
vote_count: 10
first_action: "2003-02-18"
last_action: "2004-08-25"
source: "openstates"
source_identifier: "ocd-bill/2b3873d5-1407-44e2-82cb-cca33417c435"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200320040AB539"
source_hash: "d1ab0920cffaa913b799f42c7c56daca65158bf40c7db31c5b64834355b85c2f"
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-ca"]
---

# California AB 539 (20032004) — Dentistry: dental hygienists.

## Version chain

The bill's text revisions, in order — the diff chain from filing to enrollment.

1. **02/18/03 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB539&version=20030AB53999INT)
2. **04/24/03 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB539&version=20030AB53998AMD)
3. **06/03/03 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB539&version=20030AB53997AMD)
4. **06/14/04 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB539&version=20030AB53993AMD)
5. **07/17/03 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB539&version=20030AB53996AMD)
6. **08/25/04 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB539&version=20030AB53991CHP)
7. **09/03/03 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB539&version=20030AB53995AMD)
8. **09/08/03 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB539&version=20030AB53994AMD)
9. **AB539** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200320040AB539)
10. **08/12/04 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB539&version=20030AB53992ENR)

## Votes

- assembly 3rd reading ab539 laird by ducheny — **pass** (pass) · upper
- assembly 3rd reading ab539 laird by ducheny — **pass** (pass) · upper
- placed on appropriations suspense file. — **pass** (pass) · upper
- do pass as amended. — **pass** (pass) · upper
- ab 539 laird assembly third reading — **pass** (pass) · lower
- Do pass. — **pass** (pass) · lower
- Do pass and be re-referred to the Committee on Appropriations. — **pass** (pass) · lower
- do pass as amended. — **pass** (pass) · upper
- ab 539 laird concurrence in senate amendments — **pass** (pass) · lower
- ab 539 laird concurrence in senate amendments — **pass** (pass) · lower

## Sponsors

- Laird — primary (person)

## Timeline

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

- **2004-08-25** Chaptered by Secretary of State - Chapter 294, Statutes of 2004.
- **2004-08-24** Approved by the Governor. `executive-signature`
- **2004-08-16** Enrolled and to the Governor at 5 p.m.
- **2004-08-12** Senate amendments concurred in. To enrollment. (Ayes 78. Noes 0. Page 7016.) `committee-passage-favorable, amendment-passage`
- **2004-07-02** In Assembly. Concurrence in Senate amendments pending. May be considered on or after July 4 pursuant to Assembly Rule 77.
- **2004-07-01** Read third time, passed, and to Assembly. (Ayes 32. Noes 1. Page 4521.) `reading-3, passage, reading-1`
- **2004-06-15** Read second time. To third reading. `reading-2, reading-1`
- **2004-06-14** Action rescinded whereby the bill was read third time, passed, and to Assembly. Read third time, amended. To second reading. `passage, amendment-passage, reading-3, reading-1`
- **2004-06-07** In Senate. Held at Desk.
- **2004-06-07** Withdrawn from enrollment. Action rescinded whereby the Assembly concurred in Senate amendments and whereby the bill was ordered to enrollment. Ordered returned to Senate.
- **2004-01-29** Senate amendments concurred in. To enrollment. (Ayes 77. Noes 0. Page 4420.) `committee-passage-favorable, amendment-passage`
- **2004-01-26** From inactive file. To unfinished business file.
- **2003-09-12** To inactive file on motion of Assembly Member Laird.
- **2003-09-10** In Assembly. Concurrence in Senate amendments pending.
- **2003-09-09** Read third time, passed, and to Assembly. (Ayes 30. Noes 1. Page 2429.) `reading-3, passage, reading-1`
- **2003-09-08** Read third time, amended, and returned to third reading. `reading-3, amendment-passage, reading-1`
- **2003-09-03** Read second time, amended, and to third reading. `reading-2, amendment-passage, reading-1`
- **2003-09-02** From committee: Amend, and do pass as amended. (Ayes 9. Noes 2.). `amendment-introduction, amendment-passage, committee-passage`
- **2003-08-18** In committee: Placed on Appropriations suspense file.
- **2003-07-17** Read second time, amended, and re-referred to Standing Committee on Appropriations. `reading-2, referral-committee, amendment-passage, reading-1`
- **2003-07-16** From committee: Amend, do pass as amended, and re-refer to Standing Committee on Appropriations (Ayes 6. Noes 0.). `referral-committee, amendment-passage, amendment-introduction, committee-passage`
- **2003-06-19** Referred to Standing Committee on Business, Professions and Consumer Protection. `referral-committee`
- **2003-06-09** In Senate. Read first time. To Standing Committee on Rules for assignment. `reading-1`
- **2003-06-05** Read third time, passed, and to Senate. (Ayes 76. Noes 0. Page 2296.) `reading-3, passage, reading-1`
- **2003-06-03** Assembly Rule 69(b)(1) suspended. (Page 2157.) Read third time, amended, and returned to third reading. `reading-3, amendment-passage, reading-1`
- **2003-05-19** Read second time. To third reading. `reading-2, reading-1`
- **2003-05-15** From committee: Do pass. (Ayes 18. Noes 0.) (May 14). `committee-passage-favorable, committee-passage`
- **2003-04-30** From committee: Do pass, and re-refer to Standing Committee on Appropriations Re-referred. (Ayes 12. Noes 1.) (April 29). `committee-passage-favorable, referral-committee, committee-passage`
- **2003-04-28** Re-referred to Standing Committee on Business, Professions and Consumer Protection. `referral-committee`
- **2003-04-24** From committee chair, with author's amendments: Amend, and re-refer to Standing Committee on Business, Professions and Consumer Protection Read second time and amended. `referral-committee, amendment-passage, amendment-introduction, reading-2, reading-1`
- **2003-02-27** Referred to Standing Committee on Business, Professions and Consumer Protection. `referral-committee`
- **2003-02-19** From printer. May be heard in committee March 21.
- **2003-02-18** Read first time. To print. `reading-1`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/2b3873d5-1407-44e2-82cb-cca33417c435`. Confidence: reported (aggregated from official California legislature records).