---
type: "Bill"
title: "Hazardous waste testing laboratories: recyclable materials."
description: "Hazardous waste testing laboratories: recyclable materials."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20012002"
identifier: "AB 1329"
citation: "California AB 1329 (20012002)"
classification: ["bill"]
subjects: ["Hazardous waste testing laboratories: recyclable materials."]
status: "enacted"
primary_sponsors: ["Lowenthal"]
version_count: 9
action_count: 28
vote_count: 6
first_action: "2001-02-23"
last_action: "2001-10-14"
source: "openstates"
source_identifier: "ocd-bill/b6bab564-6dcd-496e-b9fa-569b71d81e4e"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200120020AB1329"
source_hash: "45fc9b08b88b853a581f4bf3396abe82dcd07a0b66bbb4b1ffa7d8b959840fb9"
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 1329 (20012002) — Hazardous waste testing laboratories: recyclable materials.

## Version chain

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

1. **02/23/01 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1329&version=20010AB132999INT)
2. **04/23/01 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1329&version=20010AB132998AMD)
3. **06/26/01 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1329&version=20010AB132997AMD)
4. **07/09/01 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1329&version=20010AB132996AMD)
5. **08/22/01 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1329&version=20010AB132995AMD)
6. **09/07/01 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1329&version=20010AB132994AMD)
7. **10/14/01 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1329&version=20010AB132992CHP)
8. **AB1329** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200120020AB1329)
9. **09/13/01 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1329&version=20010AB132993ENR)

## Votes

- AB 1329 Lowenthal Consent Calendar Second Day — **pass** (pass) · lower
- Do pass as amended, to Consent Calendar. — **pass** (pass) · lower
- AB 1329 Lowenthal Concurrence in Senate Amendments — **pass** (pass) · lower
- Do pass and re-refer to Committee on Appropriations with recommendation: To Consent Calendar. — **pass** (pass) · lower
- Do pass, but re-refer to the Committee on Appropriations. — **pass** (pass) · upper
- Assembly 3rd Reading AB1329 Lowenthal By O'Connell — **pass** (pass) · upper

## Sponsors

- Lowenthal — primary (person)

## Timeline

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

- **2001-10-14** Chaptered by Secretary of State - Chapter 866, Statutes of 2001.
- **2001-10-13** Approved by the Governor. `executive-signature`
- **2001-09-28** Enrolled and to the Governor at 11:30 a.m.
- **2001-09-13** Senate amendments concurred in. To enrollment. (Ayes 76. Noes 2. Page 3829.) `committee-passage-favorable, amendment-passage`
- **2001-09-12** In Assembly. Concurrence in Senate amendments pending. May be considered on or after September 14 pursuant to Assembly Rule 77. Assembly Rule 77 suspended.
- **2001-09-12** Read third time, passed, and to Assembly. (Ayes 22. Noes 8. Page 2808.) `passage, reading-1, reading-3`
- **2001-09-10** Read second time. To third reading. `reading-2, reading-1`
- **2001-09-07** Read third time, amended. To second reading. `reading-1, amendment-passage, reading-3`
- **2001-08-28** Read second time. To third reading. `reading-2, reading-1`
- **2001-08-27** From committee: Be placed on second reading file pursuant to Senate Rule 28.8. `committee-passage`
- **2001-08-22** 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, referral-committee, reading-2, amendment-introduction, amendment-passage`
- **2001-08-20** In committee: Set, first hearing. Hearing canceled at the request of author.
- **2001-07-10** 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`
- **2001-07-09** 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. `reading-1, referral-committee, reading-2, amendment-introduction, amendment-passage`
- **2001-06-26** 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. `reading-1, referral-committee, reading-2, amendment-introduction, amendment-passage`
- **2001-06-26** In committee: Hearing postponed by committee.
- **2001-06-12** In committee: Set, first hearing. Hearing canceled at the request of author.
- **2001-05-07** Referred to Com. on ENV. QUAL. `referral-committee`
- **2001-04-26** In Senate. Read first time. To Standing Committee on Rules for assignment. `reading-1`
- **2001-04-26** Read third time. Urgency clause adopted. Passed and to Senate. (Ayes 78. Noes 0. Page 1261.) `passage, reading-1, reading-3`
- **2001-04-24** Read second time. To Consent Calendar. `reading-2, reading-1`
- **2001-04-23** Read second time and amended. Ordered returned to second reading. `reading-2, amendment-passage, reading-1`
- **2001-04-19** From committee: Amend, and do pass as amended. To Consent Calendar. (April 18). `amendment-introduction, committee-passage, amendment-passage`
- **2001-04-04** From committee: Do pass, and re-refer to Standing Committee on Appropriations with recommendation: To Consent Calendar. Re-referred. (Ayes 9. Noes 0.) (April 3). `committee-passage-favorable, referral-committee, committee-passage`
- **2001-03-15** Referred to Standing Committee on Environmental Safety and Toxic Materials. `referral-committee`
- **2001-02-26** Read first time. `reading-1`
- **2001-02-25** From printer. May be heard in committee March 27.
- **2001-02-23** Introduced. To print. `introduction`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/b6bab564-6dcd-496e-b9fa-569b71d81e4e`. Confidence: reported (aggregated from official California legislature records).