---
type: "Bill"
title: "Stormwater discharge."
description: "Stormwater discharge."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20072008"
identifier: "AB 739"
citation: "California AB 739 (20072008)"
classification: ["bill"]
subjects: ["Stormwater discharge."]
status: "enacted"
primary_sponsors: ["Laird"]
version_count: 10
action_count: 26
vote_count: 8
first_action: "2007-02-22"
last_action: "2007-10-13"
source: "openstates"
source_identifier: "ocd-bill/09bf55da-aed0-4915-bd0e-e0845622dfde"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200720080AB739"
source_hash: "3066d6955de6c988d4440fedf8c4b892d82a53684678f7ec1e9e8897154bd334"
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 739 (20072008) — Stormwater discharge.

## Version chain

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

1. **02/22/07 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB739&version=20070AB73999INT)
2. **04/17/07 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB739&version=20070AB73998AMD)
3. **06/01/07 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB739&version=20070AB73997AMD)
4. **06/19/07 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB739&version=20070AB73996AMD)
5. **08/01/07 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB739&version=20070AB73995AMD)
6. **08/31/07 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB739&version=20070AB73994AMD)
7. **09/07/07 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB739&version=20070AB73993AMD)
8. **10/13/07 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB739&version=20070AB73991CHP)
9. **AB739** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200720080AB739)
10. **09/24/07 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB739&version=20070AB73992ENR)

## Votes

- Do pass and be re-referred to the Committee on Appropriations. — **pass** (pass) · lower
- Assembly 3rd Reading AB739 Laird By Ducheny — **pass** (pass) · upper
- AB 739 LAIRD Assembly Third Reading — **pass** (pass) · lower
- Do pass as amended. — **pass** (pass) · lower
- AB 739 Laird Concurrence in Senate Amendments — **pass** (pass) · lower
- Do pass, but re-refer to the Committee on Appropriations. — **pass** (pass) · upper
- Placed on Appropriations Suspense file. — **pass** (pass) · upper
- Do pass as amended. — **pass** (pass) · upper

## Sponsors

- Laird — primary (person)
- Huffman — coauthor (person)
- Jones — coauthor (person)
- Levine — coauthor (person)

## Timeline

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

- **2007-02-22** Read first time. To print. `reading-1`
- **2007-02-23** From printer. May be heard in committee March 25.
- **2007-03-26** Referred to Standing Committee on Environmental Safety and Toxic Materials. `referral-committee`
- **2007-04-17** From committee chair, with author's amendments: Amend, and re-refer to Standing Committee on Environmental Safety and Toxic Materials Read second time and amended. `reading-1, reading-2, amendment-passage, amendment-introduction, referral-committee`
- **2007-04-18** Re-referred to Standing Committee on Environmental Safety and Toxic Materials. `referral-committee`
- **2007-04-25** From committee: Do pass, and re-refer to Standing Committee on Appropriations Re-referred. (Ayes 6. Noes 0.) (April 24). `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: Amend, and do pass as amended. (Ayes 12. Noes 0.) (May 31). Read second time and amended. Ordered returned to second reading. `reading-1, reading-2, amendment-introduction, committee-passage, amendment-passage`
- **2007-06-04** Read second time. To third reading. `reading-1, reading-2`
- **2007-06-05** Read third time, passed, and to Senate. (Ayes 58. Noes 6. Page 1934.) `passage, reading-1, reading-3`
- **2007-06-06** 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`
- **2007-06-19** 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`
- **2007-07-03** 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`
- **2007-07-23** In committee: Hearing postponed by committee.
- **2007-08-01** From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Standing Committee on Appropriations. `reading-1, reading-2, amendment-introduction, referral-committee, amendment-passage`
- **2007-08-20** In committee: Placed on Appropriations suspense file.
- **2007-08-31** From committee: Amend, and do pass as amended. (Ayes 10. Noes 6.) . `amendment-introduction, committee-passage, amendment-passage`
- **2007-08-31** Read second time, amended, and to third reading. `reading-1, reading-2, amendment-passage`
- **2007-09-07** Read third time, amended, and returned to third reading. `reading-1, reading-3, amendment-passage`
- **2007-09-11** Read third time, passed, and to Assembly. (Ayes 26. Noes 13. Page 2568.) `passage, reading-1, reading-3`
- **2007-09-11** In Assembly. Concurrence in Senate amendments pending.
- **2007-09-12** Senate amendments concurred in. To enrollment. (Ayes 52. Noes 24. Page 3359.) `committee-passage-favorable, amendment-passage`
- **2007-09-28** Enrolled and to the Governor at 3:45 p.m.
- **2007-10-13** Approved by the Governor. `executive-signature`
- **2007-10-13** Chaptered by Secretary of State - Chapter 610, Statutes of 2007.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/09bf55da-aed0-4915-bd0e-e0845622dfde`. Confidence: reported (aggregated from official California legislature records).