---
type: "Bill"
title: "Vessels: release of nonindigenous species."
description: "Vessels: release of nonindigenous species."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20032004"
identifier: "AB 433"
citation: "California AB 433 (20032004)"
classification: ["bill"]
subjects: ["Vessels: release of nonindigenous species."]
status: "enacted"
primary_sponsors: ["Nation"]
version_count: 8
action_count: 25
vote_count: 9
first_action: "2003-02-14"
last_action: "2003-09-24"
source: "openstates"
source_identifier: "ocd-bill/6e8a70ae-c7b4-4818-b2b5-212cf014f513"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200320040AB433"
source_hash: "e7a50350b0537c6ecce7baa5d6fd93b3ae800c20b73f7c6be2dabc0f683f4cae"
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 433 (20032004) — Vessels: release of nonindigenous species.

## Version chain

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

1. **02/14/03 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB433&version=20030AB43399INT)
2. **04/21/03 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB433&version=20030AB43398AMD)
3. **06/02/03 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB433&version=20030AB43397AMD)
4. **06/03/03 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB433&version=20030AB43396AMD)
5. **08/18/03 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB433&version=20030AB43395AMD)
6. **09/24/03 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB433&version=20030AB43393CHP)
7. **AB433** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200320040AB433)
8. **09/08/03 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB433&version=20030AB43394ENR)

## Votes

- Do pass. — **pass** (pass) · upper
- Do pass, but re-refer to the Committee on Appropriations. — **pass** (pass) · upper
- do pass as amended. — **pass** (pass) · lower
- Do pass and be re-referred to the Committee on Appropriations. — **pass** (pass) · lower
- ab 433 nation concurrence in senate amendments — **pass** (pass) · lower
- assembly 3rd reading ab433 nation by alpert — **pass** (pass) · upper
- do pass, but re-refer to the committee on environmental quality. — **pass** (pass) · upper
- ab 433 nation assembly third reading — **pass** (pass) · lower
- placed on appropriations suspense file. — **pass** (pass) · upper

## Sponsors

- Nation — primary (person)

## Timeline

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

- **2003-09-24** Chaptered by Secretary of State - Chapter 491, Statutes of 2003.
- **2003-09-24** Approved by the Governor. `executive-signature`
- **2003-09-17** Enrolled and to the Governor at 11 a.m.
- **2003-09-08** Senate amendments concurred in. To enrollment. (Ayes 50. Noes 27. Page 3558.) `committee-passage-favorable, amendment-passage`
- **2003-09-05** In Assembly. Concurrence in Senate amendments pending.
- **2003-09-04** Read third time, passed, and to Assembly. (Ayes 24. Noes 12. Page 2330.) `reading-3, passage, reading-1`
- **2003-09-02** Read second time. To third reading. `reading-2, reading-1`
- **2003-08-29** From committee: Do pass. (Ayes 7. Noes 5.). `committee-passage-favorable, committee-passage`
- **2003-08-20** In committee: Placed on Appropriations suspense file.
- **2003-08-19** Joint Rule 62(a), file notice suspended. (Page 2047.)
- **2003-08-18** In committee: Hearing postponed by committee. 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 (Corrected August 18. ). `referral-committee, amendment-passage, amendment-introduction, reading-2, reading-1`
- **2003-07-08** From committee: Do pass, and re-refer to Standing Committee on Appropriations Re-referred. (Ayes 6. Noes 0.). `committee-passage-favorable, referral-committee, committee-passage`
- **2003-06-25** From committee: Do pass, and re-refer to Com. on ENV. QUAL. Re-referred. (Ayes 6. Noes 3.). `committee-passage-favorable, committee-passage`
- **2003-06-19** Referred to Standing Committee on Natural Resources And Water and ENV. QUAL. `referral-committee`
- **2003-06-09** In Senate. Read first time. To Standing Committee on Rules for assignment. `reading-1`
- **2003-06-05** Read third time, passed, and to Senate. (Ayes 51. Noes 22. Page 2305.) `reading-3, passage, reading-1`
- **2003-06-03** Read second time. To third reading. Assembly Rule 69(b)(1) suspended. Read third time, amended, and returned to third reading. `amendment-passage, reading-3, reading-2, reading-1`
- **2003-06-02** From committee: Amend, and do pass as amended. (Ayes 17. Noes 7.) (May 28). Read second time and amended. Ordered returned to second reading. `amendment-passage, amendment-introduction, reading-2, committee-passage, reading-1`
- **2003-05-15** In committee: Set, first hearing. Referred to Standing Committee on Appropriations suspense file. `referral-committee`
- **2003-04-30** From committee: Do pass, and re-refer to Standing Committee on Appropriations Re-referred. (Ayes 5. Noes 1.) (April 29). `committee-passage-favorable, referral-committee, committee-passage`
- **2003-04-22** Re-referred to Standing Committee on Environmental Safety and Toxic Materials. `referral-committee`
- **2003-04-21** 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. `referral-committee, amendment-passage, amendment-introduction, reading-2, reading-1`
- **2003-03-13** Referred to Standing Committee on Environmental Safety and Toxic Materials. `referral-committee`
- **2003-02-18** From printer. May be heard in committee March 20.
- **2003-02-14** 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/6e8a70ae-c7b4-4818-b2b5-212cf014f513`. Confidence: reported (aggregated from official California legislature records).