---
type: "Bill"
title: "Hazardous waste: toxics."
description: "Hazardous waste: toxics."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20032004"
identifier: "AB 2021"
citation: "California AB 2021 (20032004)"
classification: ["bill"]
subjects: ["Hazardous waste: toxics."]
status: "enacted"
primary_sponsors: ["Chu"]
version_count: 6
action_count: 21
vote_count: 6
first_action: "2004-02-13"
last_action: "2004-09-10"
source: "openstates"
source_identifier: "ocd-bill/2547076e-e2a7-4f79-b745-40b95fc02eab"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200320040AB2021"
source_hash: "e98ce03be4a9bac8a2d39fdc6e14dc6c053c411147fe46a6e6829ae9902c0537"
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 2021 (20032004) — Hazardous waste: toxics.

## Version chain

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

1. **02/13/04 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB2021&version=20030AB202199INT)
2. **05/27/04 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB2021&version=20030AB202198AMD)
3. **06/21/04 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB2021&version=20030AB202197AMD)
4. **09/10/04 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB2021&version=20030AB202195CHP)
5. **AB2021** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200320040AB2021)
6. **08/16/04 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB2021&version=20030AB202196ENR)

## Votes

- Do pass as amended, and re-refer to the Committee on Appropriations. — **pass** (pass) · upper
- Do pass. — **pass** (pass) · lower
- assembly 3rd reading ab2021 chu by kuehl — **pass** (pass) · upper
- Do pass and be re-referred to the Committee on Appropriations. — **pass** (pass) · lower
- ab 2021 chu assembly third reading — **pass** (pass) · lower
- ab 2021 chu concurrence in senate amendments — **pass** (pass) · lower

## Sponsors

- Chu — primary (person)

## Timeline

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

- **2004-09-10** Chaptered by Secretary of State - Chapter 445, Statutes of 2004.
- **2004-09-10** Approved by the Governor. `executive-signature`
- **2004-08-24** Enrolled and to the Governor at 11 a.m.
- **2004-08-16** Senate amendments concurred in. To enrollment. (Ayes 52. Noes 23. Page 7171.) `committee-passage-favorable, amendment-passage`
- **2004-08-10** In Assembly. Concurrence in Senate amendments pending. May be considered on or after August 12 pursuant to Assembly Rule 77.
- **2004-08-10** Read third time, passed, and to Assembly. (Ayes 21. Noes 11. Page 4864.) `reading-3, passage, reading-1`
- **2004-07-14** Read second time. To third reading. `reading-2, reading-1`
- **2004-07-13** From committee: Be placed on second reading file pursuant to Senate Rule 28.8. `committee-passage`
- **2004-07-07** In committee: Hearing postponed by committee.
- **2004-06-21** Read second time, amended, and re-referred to Standing Committee on Appropriations. `reading-2, referral-committee, amendment-passage, reading-1`
- **2004-06-17** From committee: Amend, do pass as amended, and re-refer to Standing Committee on Appropriations (Ayes 5. Noes 0.). `referral-committee, amendment-passage, amendment-introduction, committee-passage`
- **2004-05-27** Referred to Com. on ENV. QUAL. From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Com. on ENV. QUAL. `referral-committee, amendment-passage, amendment-introduction, reading-2, reading-1`
- **2004-05-18** In Senate. Read first time. To Standing Committee on Rules for assignment. `reading-1`
- **2004-05-17** Read third time, passed, and to Senate. (Ayes 58. Noes 17. Page 5715.) `reading-3, passage, reading-1`
- **2004-05-03** Read second time. To third reading. `reading-2, reading-1`
- **2004-04-29** From committee: Do pass. (Ayes 16. Noes 4.) (April 28). `committee-passage-favorable, committee-passage`
- **2004-04-21** In committee: Hearing postponed by committee.
- **2004-04-14** From committee: Do pass, and re-refer to Standing Committee on Appropriations Re-referred. (Ayes 6. Noes 1.) (April 13). `committee-passage-favorable, referral-committee, committee-passage`
- **2004-02-26** Referred to Standing Committee on Environmental Safety and Toxic Materials. `referral-committee`
- **2004-02-17** From printer. May be heard in committee March 18.
- **2004-02-13** 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/2547076e-e2a7-4f79-b745-40b95fc02eab`. Confidence: reported (aggregated from official California legislature records).