---
type: "Bill"
title: "Large passenger vessels: water quality."
description: "Large passenger vessels: water quality."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20032004"
identifier: "AB 906"
citation: "California AB 906 (20032004)"
classification: ["bill"]
subjects: ["Large passenger vessels: water quality."]
status: "enacted"
primary_sponsors: ["Nakano"]
version_count: 8
action_count: 25
vote_count: 8
first_action: "2003-02-20"
last_action: "2003-09-24"
source: "openstates"
source_identifier: "ocd-bill/0863788b-1abf-4893-a453-8427f78e7ce2"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200320040AB906"
source_hash: "ec9d17ee01b71bbe75c41fe98576008253e4d8059fbaaf6723235391dccf80c4"
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 906 (20032004) — Large passenger vessels: water quality.

## 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=200320040AB906&version=20030AB90699INT)
2. **04/22/03 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB906&version=20030AB90698AMD)
3. **06/02/03 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB906&version=20030AB90697AMD)
4. **07/16/03 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB906&version=20030AB90696AMD)
5. **09/04/03 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB906&version=20030AB90695AMD)
6. **09/24/03 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB906&version=20030AB90693CHP)
7. **AB906** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200320040AB906)
8. **09/10/03 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB906&version=20030AB90694ENR)

## Votes

- do pass as amended. — **pass** (pass) · upper
- ab 906 nakano concurrence in senate amendments — **pass** (pass) · lower
- do pass as amended. — **pass** (pass) · lower
- Do pass and be re-referred to the Committee on Appropriations. — **pass** (pass) · lower
- ab 906 nakano assembly third reading — **pass** (pass) · lower
- assembly 3rd reading ab906 nakano by sher — **pass** (pass) · upper
- Do pass as amended, and re-refer to the Committee on Appropriations. — **pass** (pass) · upper
- placed on appropriations suspense file. — **pass** (pass) · upper

## Sponsors

- Nakano — primary (person)
- Laird — author (person)
- Simitian — author (person)

## Timeline

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

- **2003-09-24** Chaptered by Secretary of State - Chapter 494, Statutes of 2003.
- **2003-09-24** Approved by the Governor. `executive-signature`
- **2003-09-19** Enrolled and to the Governor at 3 p.m.
- **2003-09-10** Assembly Rule 77 suspended. (Ayes 46. Noes 30. Page 3717.) Senate amendments concurred in. To enrollment. (Ayes 61. Noes 18. Page 3726.) `committee-passage-favorable, amendment-passage`
- **2003-09-09** In Assembly. Concurrence in Senate amendments pending. May be considered on or after September 11 pursuant to Assembly Rule 77.
- **2003-09-08** Read third time, passed, and to Assembly. (Ayes 25. Noes 11. Page 2382.) `reading-3, passage, reading-1`
- **2003-09-04** Joint Rules 61(a)(10) and 61(a)(11) suspended. (Page 2351.) Joint Rule 62(a), file notice waived. (Page 2351.) From committee: Amend, and do pass as amended. (Ayes 8. Noes 5.). Read second time, amended, and to third reading. `amendment-passage, amendment-introduction, reading-2, committee-passage, reading-1`
- **2003-08-29** In committee: Set, first hearing. Held under submission.
- **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.
- **2003-07-16** Read second time, amended, and re-referred to Standing Committee on Appropriations. `reading-2, referral-committee, amendment-passage, reading-1`
- **2003-07-15** From committee: Amend, do pass as amended, and re-refer to Standing Committee on Appropriations (Ayes 7. Noes 0.). `referral-committee, amendment-passage, amendment-introduction, committee-passage`
- **2003-06-19** Referred to Com. on ENV. QUAL. `referral-committee`
- **2003-06-05** In Senate. Read first time. To Standing Committee on Rules for assignment. `reading-1`
- **2003-06-04** Read third time, passed, and to Senate. (Ayes 58. Noes 22. Page 2236.) `reading-3, passage, reading-1`
- **2003-06-03** Read second time. To third reading. `reading-2, reading-1`
- **2003-06-02** From committee: Amend, and do pass as amended. (Ayes 17. Noes 6.) (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`
- **2003-04-23** Re-referred to Standing Committee on Environmental Safety and Toxic Materials. `referral-committee`
- **2003-04-22** 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`
- **2003-02-21** 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/0863788b-1abf-4893-a453-8427f78e7ce2`. Confidence: reported (aggregated from official California legislature records).