---
type: "Bill"
title: "Clinical laboratory fees."
description: "Clinical laboratory fees."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "19992000"
identifier: "AB 2423"
citation: "California AB 2423 (19992000)"
classification: ["bill"]
subjects: ["Clinical laboratory fees."]
status: "enacted"
primary_sponsors: ["Firebaugh"]
version_count: 7
action_count: 25
vote_count: 6
first_action: "2000-02-24"
last_action: "2000-08-28"
source: "openstates"
source_identifier: "ocd-bill/ba125f8d-4eef-4953-b300-d3433117bf0f"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=199920000AB2423"
source_hash: "9f5ec35312872091b4108f9b73305e4a3fd4297031d23e68b7434b2c928e0150"
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 2423 (19992000) — Clinical laboratory fees.

## Version chain

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

1. **02/24/00 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB2423&version=19990AB242399INT)
2. **03/29/00 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB2423&version=19990AB242398AMD)
3. **04/12/00 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB2423&version=19990AB242397AMD)
4. **06/01/00 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB2423&version=19990AB242396AMD)
5. **08/28/00 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB2423&version=19990AB242394CHP)
6. **AB2423** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=199920000AB2423)
7. **08/15/00 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB2423&version=19990AB242395ENR)

## Votes

- CONSENT CALENDAR SECOND DAY — **pass** (pass) · lower
- Do pass, but re-refer to the Committee on Appropriations. — **pass** (pass) · upper
- SPEC. CONSENT CALENDAR SECOND DAY CONCURRENCE — **pass** (pass) · lower
- SPECIAL CONSENT CALE AB2423 Firebaugh — **pass** (pass) · upper
- Do pass as amended and re-refer to Committee on Appropriations with recommendation: To Consent Calendar. — **pass** (pass) · lower
- Do pass, to Consent Calendar. — **pass** (pass) · lower

## Sponsors

- Firebaugh — primary (person)

## Timeline

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

- **2000-08-28** Chaptered by Secretary of State - Chapter 251, Statutes of 2000.
- **2000-08-25** Approved by the Governor. `executive-signature`
- **2000-08-21** Enrolled and to the Governor at 10:30 a.m.
- **2000-08-16** (Corrected August 15. )
- **2000-08-15** (Corrected August 14. )
- **2000-08-10** Senate amendments concurred in. To enrollment. (Ayes 68. Noes 0. Page 7834.) `committee-passage-favorable, amendment-passage`
- **2000-07-06** In Assembly. Concurrence in Senate amendments pending. May be considered on or after August 4 pursuant to Assembly Rule 77. Ordered to Special Consent Calendar.
- **2000-07-06** Read third time, passed, and to Assembly. (Ayes 39. Noes 0. Page 5499.) `passage, reading-3, reading-1`
- **2000-06-28** Read second time. To third reading. `reading-2, reading-1`
- **2000-06-27** From committee: Be placed on second reading file pursuant to Senate Rule 28.8. `committee-passage`
- **2000-06-13** From committee: Do pass, and re-refer to Standing Committee on Appropriations Re-referred. (Ayes 5. Noes 0.). `committee-passage, committee-passage-favorable, referral-committee`
- **2000-06-01** From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Standing Committee on Business, Professions and Consumer Protection. `amendment-introduction, amendment-passage, reading-2, reading-1, referral-committee`
- **2000-05-23** Referred to Standing Committee on Business, Professions and Consumer Protection. `referral-committee`
- **2000-05-11** In Senate. Read first time. To Standing Committee on Rules for assignment. `reading-1`
- **2000-05-11** Read third time, passed, and to Senate. (Ayes 74. Noes 0. Page 6326.) `passage, reading-3, reading-1`
- **2000-05-08** Read second time. To Consent Calendar. `reading-2, reading-1`
- **2000-05-04** From committee: Do pass. To Consent Calendar. (May 3). `committee-passage, committee-passage-favorable`
- **2000-04-13** Re-referred to Standing Committee on Appropriations. `referral-committee`
- **2000-04-12** Read second time and amended. `amendment-passage, reading-2, reading-1`
- **2000-04-11** From committee: Amend, and do pass as amended, and re-refer to Standing Committee on Appropriations with recommendation: To Consent Calendar. (Ayes 14. Noes 0.) (April 4). `committee-passage, amendment-introduction, amendment-passage, referral-committee`
- **2000-03-30** Re-referred to Standing Committee on Health. `referral-committee`
- **2000-03-29** From committee chair, with author's amendments: Amend, and re-refer to Standing Committee on Health. Read second time and amended. `amendment-introduction, amendment-passage, reading-2, reading-1, referral-committee`
- **2000-03-13** Referred to Standing Committee on Health. `referral-committee`
- **2000-02-26** From printer. May be heard in committee March 27.
- **2000-02-24** Assembly Rule 49(a) suspended. 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/ba125f8d-4eef-4953-b300-d3433117bf0f`. Confidence: reported (aggregated from official California legislature records).