---
type: "Bill"
title: "Hazardous chemicals."
description: "Hazardous chemicals."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20032004"
identifier: "AB 2587"
citation: "California AB 2587 (20032004)"
classification: ["bill"]
subjects: ["Hazardous chemicals."]
status: "enacted"
primary_sponsors: ["Chan"]
version_count: 8
action_count: 20
vote_count: 5
first_action: "2004-02-20"
last_action: "2004-09-21"
source: "openstates"
source_identifier: "ocd-bill/5b4b11f2-ced4-4c5c-9eb5-362180bf047e"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200320040AB2587"
source_hash: "e25f8773851290dca052f80e02fdfc1a01f8e6cfb638ba236417a07305145b82"
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 2587 (20032004) — Hazardous chemicals.

## Version chain

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

1. **02/20/04 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB2587&version=20030AB258799INT)
2. **03/30/04 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB2587&version=20030AB258798AMD)
3. **04/29/04 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB2587&version=20030AB258797AMD)
4. **06/28/04 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB2587&version=20030AB258796AMD)
5. **08/23/04 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB2587&version=20030AB258795AMD)
6. **09/21/04 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB2587&version=20030AB258793CHP)
7. **AB2587** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200320040AB2587)
8. **08/25/04 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB2587&version=20030AB258794ENR)

## Votes

- ab 2587 chan assembly third reading — **pass** (pass) · lower
- assembly 3rd reading ab2587 chan by sher — **pass** (pass) · upper
- ab 2587 chan concurrence in senate amendments — **pass** (pass) · lower
- do pass as amended. — **pass** (pass) · lower
- do pass as amended. — **pass** (pass) · upper

## Sponsors

- Chan — primary (person)

## Timeline

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

- **2004-09-21** Chaptered by Secretary of State - Chapter 641, Statutes of 2004.
- **2004-09-21** Approved by the Governor. `executive-signature`
- **2004-09-14** Enrolled and to the Governor at 3 p.m.
- **2004-08-25** Assembly Rule 77 suspended. (Page 7721.) Senate amendments concurred in. To enrollment. (Ayes 77. Noes 1. Page 7757.) `committee-passage-favorable, amendment-passage`
- **2004-08-24** In Assembly. Concurrence in Senate amendments pending. May be considered on or after August 26 pursuant to Assembly Rule 77.
- **2004-08-24** Read third time, passed, and to Assembly. (Ayes 21. Noes 7. Page 5245.) `reading-3, passage, reading-1`
- **2004-08-23** Read third time, amended, and returned to third reading. `reading-3, amendment-passage, reading-1`
- **2004-06-28** Read second time, amended, and to third reading. `reading-2, amendment-passage, reading-1`
- **2004-06-24** From committee: Amend, and do pass as amended. (Ayes 7. Noes 0.). `amendment-introduction, amendment-passage, committee-passage`
- **2004-06-14** In committee: Set, first hearing. Hearing canceled at the request of author.
- **2004-05-20** Referred to Com. on ENV. QUAL. `referral-committee`
- **2004-05-10** In Senate. Read first time. To Standing Committee on Rules for assignment. `reading-1`
- **2004-05-10** Read third time, passed, and to Senate. (Ayes 77. Noes 0. Page 5602.) `reading-3, passage, reading-1`
- **2004-05-03** Read second time. To third reading. `reading-2, reading-1`
- **2004-04-29** Read second time and amended. Ordered returned to second reading. `reading-2, amendment-passage, reading-1`
- **2004-04-28** From committee: Amend, and do pass as amended. (Ayes 7. Noes 0.) (April 27). `amendment-introduction, amendment-passage, committee-passage`
- **2004-03-31** Re-referred to Standing Committee on Environmental Safety and Toxic Materials. `referral-committee`
- **2004-03-30** Referred to Standing Committee on Environmental Safety and Toxic Materials 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`
- **2004-02-22** From printer. May be heard in committee March 23.
- **2004-02-20** 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/5b4b11f2-ced4-4c5c-9eb5-362180bf047e`. Confidence: reported (aggregated from official California legislature records).