republic-os/legislation/us/states/ca/20032004/ab-1009.md

---
type: "Bill"
title: "Air pollution: heavy-duty vehicles: emissions."
description: "Air pollution: heavy-duty vehicles: emissions."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20032004"
identifier: "AB 1009"
citation: "California AB 1009 (20032004)"
classification: ["bill"]
subjects: ["Air pollution: heavy-duty vehicles: emissions."]
status: "enacted"
primary_sponsors: ["Pavley"]
version_count: 12
action_count: 31
vote_count: 9
first_action: "2003-02-20"
last_action: "2004-09-29"
source: "openstates"
source_identifier: "ocd-bill/0b22bfe5-d42b-4444-a3ee-b320c24bd0c7"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200320040AB1009"
source_hash: "7921d6a0eafed4de7aac3d5eba7cc9c8470c5803ea99ccd517e2f2639fac6546"
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 1009 (20032004) — Air pollution: heavy-duty vehicles: emissions.

## Version chain

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

1. **02/20/03 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB1009&version=20030AB100999INT)
2. **04/07/03 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB1009&version=20030AB100998AMD)
3. **04/29/03 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB1009&version=20030AB100997AMD)
4. **05/15/03 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB1009&version=20030AB100996AMD)
5. **06/11/03 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB1009&version=20030AB100995AMD)
6. **06/17/04 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB1009&version=20030AB100993AMD)
7. **06/24/03 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB1009&version=20030AB100994AMD)
8. **07/26/04 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB1009&version=20030AB100992AMD)
9. **08/25/04 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB1009&version=20030AB100991AMD)
10. **09/29/04 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB1009&version=20030AB100989CHP)
11. **AB1009** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200320040AB1009)
12. **08/28/04 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB1009&version=20030AB100990ENR)

## Votes

- ab 1009 pavley concurrence- urgency added — **pass** (pass) · lower
- Do pass, but re-refer to the Committee on Appropriations. — **fail** (fail) · upper
- Do pass as amended and be re-referred to the Committee on Appropriations. — **pass** (pass) · lower
- ab 1009 pavley assembly third reading — **pass** (pass) · lower
- senate amendments be concurred in. — **pass** (pass) · lower
- Do pass as amended, and re-refer to the Committee on Public Safety. — **pass** (pass) · upper
- assembly 3rd reading ab1009 pavley by florez — **pass** (pass) · upper
- do pass as amended. — **pass** (pass) · upper
- Do pass. — **pass** (pass) · lower

## Sponsors

- Pavley — primary (person)
- Bermudez — coauthor (person)
- Bowen — coauthor (person)
- Chavez — coauthor (person)
- Florez — principal coauthor (person)
- Kuehl — coauthor (person)
- Romero — coauthor (person)

## Timeline

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

- **2004-09-29** Chaptered by Secretary of State - Chapter 873, Statutes of 2004.
- **2004-09-29** Approved by the Governor. `executive-signature`
- **2004-09-16** Enrolled and to the Governor at 4 p.m.
- **2004-08-28** From committee: With recommendation: That Senate amendments be concurred in. (Ayes 12. Noes 0.) (August 28). Urgency clause adopted. Senate amendments concurred in. To enrollment. (Ayes 56. Noes 23. Page 8070.) `committee-passage-favorable, amendment-passage, committee-passage`
- **2004-08-27** Joint Rule 62(a), file notice suspended. (Page 7971.) Joint Rule 62(a), file notice suspended. (Page 8005.)
- **2004-08-26** In Assembly. Concurrence in Senate amendments pending. May be considered on or after August 28 pursuant to Assembly Rule 77. Re-referred to Standing Committee on Transportation pursuant to Assembly Rule 77.2. `referral-committee`
- **2004-08-26** Read third time. Urgency clause adopted. Passed and to Assembly. (Ayes 27. Noes 10. Page 5422.) `reading-3, passage, reading-1`
- **2004-08-25** From committee: Amend, and do pass as amended. (Ayes 8. Noes 3.). Read second time, amended, and to third reading. (Corrected August 27. ) `amendment-passage, amendment-introduction, reading-2, committee-passage, reading-1`
- **2004-07-26** From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Standing Committee on Transportation. `referral-committee, amendment-passage, amendment-introduction, reading-2, reading-1`
- **2004-06-23** Re-referred to Standing Committee on Transportation. `referral-committee`
- **2004-06-21** Withdrawn from committee. Re-referred to Standing Committee on Rules. `referral-committee`
- **2004-06-17** From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Standing Committee on Public Safety. `referral-committee, amendment-passage, amendment-introduction, reading-2, reading-1`
- **2004-06-15** In committee: Set second hearing. Failed passage. Reconsideration granted.
- **2003-07-08** In committee: Set, first hearing. Hearing canceled at the request of author.
- **2003-06-24** Read second time, amended, and re-referred to Standing Committee on Public Safety. `reading-2, referral-committee, amendment-passage, reading-1`
- **2003-06-23** From committee: Amend, do pass as amended, and re-refer to Standing Committee on Public Safety (Ayes 8. Noes 3.). `referral-committee, amendment-passage, amendment-introduction, committee-passage`
- **2003-06-11** From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Standing Committee on Transportation. `referral-committee, amendment-passage, amendment-introduction, reading-2, reading-1`
- **2003-05-29** Referred to Standing Committee on Transportation and Standing Committee on Public Safety. `referral-committee`
- **2003-05-20** In Senate. Read first time. To Standing Committee on Rules for assignment. `reading-1`
- **2003-05-19** Read third time, passed, and to Senate. (Ayes 56. Noes 21. Page 1754.) `reading-3, passage, reading-1`
- **2003-05-15** Read third time, amended, and returned to third reading. `reading-3, amendment-passage, reading-1`
- **2003-05-12** Read second time. To third reading. `reading-2, reading-1`
- **2003-05-08** From committee: Do pass. (Ayes 20. Noes 4.) (May 7). `committee-passage-favorable, committee-passage`
- **2003-04-30** Re-referred to Standing Committee on Appropriations. `referral-committee`
- **2003-04-29** Read second time and amended. `reading-2, amendment-passage, reading-1`
- **2003-04-28** From committee: Amend, do pass as amended, and re-refer to Standing Committee on Appropriations (Ayes 15. Noes 2.) (April 21). `referral-committee, amendment-passage, amendment-introduction, committee-passage`
- **2003-04-08** Re-referred to Standing Committee on Transportation. `referral-committee`
- **2003-04-07** From committee chair, with author's amendments: Amend, and re-refer to Standing Committee on Transportation Read second time and amended. `referral-committee, amendment-passage, amendment-introduction, reading-2, reading-1`
- **2003-03-03** Referred to Standing Committee on Transportation. `referral-committee`
- **2003-02-21** From printer. May be heard in committee March 23.
- **2003-02-20** 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/0b22bfe5-d42b-4444-a3ee-b320c24bd0c7`. Confidence: reported (aggregated from official California legislature records).