---
type: "Bill"
title: "Air pollution: alternative fuels and vehicle technologies."
description: "Air pollution: alternative fuels and vehicle technologies."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20072008"
identifier: "AB 109"
citation: "California AB 109 (20072008)"
classification: ["bill"]
subjects: ["Air pollution: alternative fuels and vehicle technologies."]
status: "enacted"
primary_sponsors: ["Nunez"]
version_count: 10
action_count: 37
vote_count: 10
first_action: "2007-01-05"
last_action: "2008-09-26"
source: "openstates"
source_identifier: "ocd-bill/d094d86b-e164-4eb5-9762-759bf963b635"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200720080AB109"
source_hash: "432bd0dba44952e5ba4802f0ef703732f5f2570d58b93aad7234f302a936bae8"
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 109 (20072008) — Air pollution: alternative fuels and vehicle technologies.

## Version chain

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

1. **01/05/07 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB109&version=20070AB10999INT)
2. **05/01/08 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB109&version=20070AB10996AMD)
3. **05/27/08 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB109&version=20070AB10995AMD)
4. **07/02/07 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB109&version=20070AB10998AMD)
5. **07/18/07 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB109&version=20070AB10997AMD)
6. **08/04/08 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB109&version=20070AB10994AMD)
7. **08/19/08 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB109&version=20070AB10993AMD)
8. **09/26/08 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB109&version=20070AB10991CHP)
9. **AB109** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200720080AB109)
10. **09/04/08 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB109&version=20070AB10992ENR)

## Votes

- Do pass. — **pass** (pass) · upper
- Assembly 3rd Reading AB109 Nunez By Lowenthal — **pass** (pass) · upper
- Placed on Appropriations Suspense file. — **pass** (pass) · upper
- Do pass as amended, and re-refer to the Committee on Appropriations. — **pass** (pass) · upper
- Do pass, but re-refer to the Committee on Appropriations. — **pass** (pass) · upper
- AB 109 NUNEZ Concurrence in Senate Amendments — **pass** (pass) · lower
- Do pass. — **pass** (pass) · upper
- Do pass and be re-referred to the Committee on Appropriations. — **pass** (pass) · lower
- Do pass. — **pass** (pass) · lower
- AB 109 NUNEZ Assembly Third Reading By RUSKIN — **pass** (pass) · lower

## Sponsors

- Nunez — primary (person)
- Lowenthal — coauthor (person)

## Timeline

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

- **2007-01-05** Read first time. To print. `reading-1`
- **2007-01-06** From printer. May be heard in committee February 5.
- **2007-02-01** Referred to Standing Committee on Natural Resources. `referral-committee`
- **2007-04-16** In committee: Set, first hearing. Hearing canceled at the request of author.
- **2007-04-24** From committee: Do pass, and re-refer to Standing Committee on Appropriations Re-referred. (Ayes 9. Noes 0.) (April 23). `committee-passage, committee-passage-favorable, referral-committee`
- **2007-05-10** In committee: Set, first hearing. Referred to Standing Committee on Appropriations suspense file. `referral-committee`
- **2007-06-01** From committee: Do pass. (Ayes 12. Noes 5.) (May 31). Read second time. To third reading. `committee-passage, reading-1, reading-2, committee-passage-favorable`
- **2007-06-04** Read third time, passed, and to Senate. (Ayes 58. Noes 16. Page 1838.) `passage, reading-1, reading-3`
- **2007-06-05** In Senate. Read first time. To Standing Committee on Rules for assignment. `reading-1`
- **2007-06-14** Referred to Standing Committee on Environmental Quality. `referral-committee`
- **2007-07-02** From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Standing Committee on Environmental Quality. `reading-1, reading-2, amendment-introduction, referral-committee, amendment-passage`
- **2007-07-17** From committee: Amend, do pass as amended, and re-refer to Standing Committee on Appropriations (Ayes 5. Noes 2.) . `amendment-introduction, committee-passage, amendment-passage, referral-committee`
- **2007-07-18** Read second time, amended, and re-referred to Standing Committee on Appropriations. `reading-2, reading-1, amendment-passage, referral-committee`
- **2007-08-20** In committee: Placed on Appropriations suspense file.
- **2007-08-31** From committee: Do pass. (Ayes 10. Noes 7.) . `committee-passage, committee-passage-favorable`
- **2007-08-31** Read second time. To third reading. `reading-1, reading-2`
- **2007-09-04** To inactive file on motion of Senator Perata.
- **2008-05-01** From inactive file. To second reading.
- **2008-05-01** Read second time and amended. Ordered returned to second reading. `reading-1, reading-2, amendment-passage`
- **2008-05-05** Read second time. To third reading. `reading-1, reading-2`
- **2008-05-08** Re-referred to Standing Committee on Rules pursuant to Senate Rule 29.10. `referral-committee`
- **2008-05-08** From committee: Be re-referred to Standing Committee on Environmental Quality pursuant to Senate Rule 29.10. (Ayes 3. Noes 0.) Re-referred to Standing Committee on Environmental Quality. `committee-passage, referral-committee`
- **2008-05-27** From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Standing Committee on Environmental Quality. `reading-1, reading-2, amendment-introduction, referral-committee, amendment-passage`
- **2008-06-04** From committee: Do pass, and re-refer to Standing Committee on Appropriations Re-referred. (Ayes 5. Noes 2.) . `committee-passage, committee-passage-favorable, referral-committee`
- **2008-06-12** In committee: Set, first hearing. Hearing canceled at the request of author.
- **2008-07-10** In committee: Set, second hearing. Hearing canceled at the request of author.
- **2008-08-04** From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Standing Committee on Appropriations. `reading-1, reading-2, amendment-introduction, referral-committee, amendment-passage`
- **2008-08-05** From committee: Do pass. (Ayes 9. Noes 5.) . `committee-passage, committee-passage-favorable`
- **2008-08-06** Read second time. To third reading. `reading-1, reading-2`
- **2008-08-19** Read third time, amended. To second reading. `reading-1, reading-3, amendment-passage`
- **2008-08-20** Read second time. To third reading. `reading-1, reading-2`
- **2008-08-27** Read third time, passed, and to Assembly. (Ayes 23. Noes 15. Page 5406.) `passage, reading-1, reading-3`
- **2008-08-27** In Assembly. Concurrence in Senate amendments pending. May be considered on or after August 29 pursuant to Assembly Rule 77.
- **2008-08-29** Senate amendments concurred in. To enrollment. (Ayes 47. Noes 31. Page 6959.) `committee-passage-favorable, amendment-passage`
- **2008-09-18** Enrolled and to the Governor at 11 a.m.
- **2008-09-26** Approved by the Governor. `executive-signature`
- **2008-09-26** Chaptered by Secretary of State - Chapter 313, Statutes of 2008.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/d094d86b-e164-4eb5-9762-759bf963b635`. Confidence: reported (aggregated from official California legislature records).