republic-os/legislation/us/states/ca/20012002/ab-1179.md

---
type: "Bill"
title: "Workers' compensation: billing or utilization review procedures."
description: "Workers' compensation: billing or utilization review procedures."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20012002"
identifier: "AB 1179"
citation: "California AB 1179 (20012002)"
classification: ["bill"]
subjects: ["Workers' compensation: billing or utilization review procedures."]
status: "enacted"
primary_sponsors: ["Calderon"]
version_count: 8
action_count: 22
vote_count: 5
first_action: "2001-02-23"
last_action: "2001-09-04"
source: "openstates"
source_identifier: "ocd-bill/35a54366-9bec-4944-b203-b5497142c355"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200120020AB1179"
source_hash: "0f2a9341ac1e49efef5c1052e89cf288e6ab1fa6eee45c4f9306234b4e9cc130"
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 1179 (20012002) — Workers' compensation: billing or utilization review procedures.

## Version chain

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

1. **02/23/01 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1179&version=20010AB117999INT)
2. **04/17/01 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1179&version=20010AB117998AMD)
3. **05/08/01 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1179&version=20010AB117997AMD)
4. **07/05/01 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1179&version=20010AB117996AMD)
5. **07/17/01 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1179&version=20010AB117995AMD)
6. **09/04/01 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1179&version=20010AB117993CHP)
7. **AB1179** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200120020AB1179)
8. **08/20/01 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1179&version=20010AB117994ENR)

## Votes

- Assembly 3rd Reading AB1179 Calderon By Alarcon — **pass** (pass) · upper
- AB 1179 Calderon Concurrence in Senate Amendments — **pass** (pass) · lower
- AB 1179 Calderon Assembly Third Reading — **pass** (pass) · lower
- Do pass as amended. — **pass** (pass) · lower
- Do pass as amended. — **pass** (pass) · upper

## Sponsors

- Calderon — primary (person)
- Steinberg — coauthor (person)

## Timeline

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

- **2001-09-04** Chaptered by Secretary of State - Chapter 240, Statutes of 2001.
- **2001-09-04** Approved by the Governor. `executive-signature`
- **2001-08-23** Enrolled and to the Governor at 4 p.m.
- **2001-08-20** Senate amendments concurred in. To enrollment. (Ayes 76. Noes 0. Page 3061.) `committee-passage-favorable, amendment-passage`
- **2001-07-19** In Assembly. Concurrence in Senate amendments pending. May be considered on or after July 21 pursuant to Assembly Rule 77.
- **2001-07-19** Read third time, passed, and to Assembly. (Ayes 31. Noes 3. Page 2121.) `passage, reading-1, reading-3`
- **2001-07-17** Read second time, amended, and to third reading. `reading-2, reading-1, amendment-passage`
- **2001-07-16** From committee: Amend, and do pass as amended. (Ayes 6. Noes 1.). `amendment-introduction, committee-passage, amendment-passage`
- **2001-07-05** From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Standing Committee on Labor and Industrial Relations. `reading-1, referral-committee, reading-2, amendment-introduction, amendment-passage`
- **2001-06-26** In committee: Set, first hearing. Hearing canceled at the request of author.
- **2001-05-21** Referred to Standing Committee on Labor and Industrial Relations. `referral-committee`
- **2001-05-10** In Senate. Read first time. To Standing Committee on Rules for assignment. `reading-1`
- **2001-05-10** Read third time, passed, and to Senate. (Ayes 76. Noes 0. Page 1546.) `passage, reading-1, reading-3`
- **2001-05-09** Read second time. To third reading. `reading-2, reading-1`
- **2001-05-08** Read second time and amended. Ordered returned to second reading. `reading-2, amendment-passage, reading-1`
- **2001-05-07** From committee: Amend, and do pass as amended. (Ayes 15. Noes 0.) (May 2). `amendment-introduction, committee-passage, amendment-passage`
- **2001-04-25** Re-referred to Standing Committee on Insurance. `referral-committee`
- **2001-04-17** From committee chair, with author's amendments: Amend, and re-refer to Standing Committee on Insurance Read second time and amended. `reading-2, referral-committee, reading-1, amendment-introduction, amendment-passage`
- **2001-03-15** Referred to Standing Committee on Insurance. `referral-committee`
- **2001-02-26** Read first time. `reading-1`
- **2001-02-25** From printer. May be heard in committee March 27.
- **2001-02-23** Introduced. To print. `introduction`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/35a54366-9bec-4944-b203-b5497142c355`. Confidence: reported (aggregated from official California legislature records).