---
type: "Bill"
title: "Radon certification guidelines."
description: "Radon certification guidelines."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "19992000"
identifier: "AB 2546"
citation: "California AB 2546 (19992000)"
classification: ["bill"]
subjects: ["Radon certification guidelines."]
status: "enacted"
primary_sponsors: ["Jackson"]
version_count: 6
action_count: 21
vote_count: 5
first_action: "2000-02-24"
last_action: "2000-09-07"
source: "openstates"
source_identifier: "ocd-bill/8637f925-054f-4aca-bc3a-0248535ae9af"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=199920000AB2546"
source_hash: "6468bd6ec3a57a8ddee9f4dc144ff649287a7da6a014a6d46dd1457c87164d90"
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 2546 (19992000) — Radon certification guidelines.

## Version chain

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

1. **02/24/00 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB2546&version=19990AB254699INT)
2. **04/24/00 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB2546&version=19990AB254698AMD)
3. **06/20/00 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB2546&version=19990AB254697AMD)
4. **09/07/00 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB2546&version=19990AB254695CHP)
5. **AB2546** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=199920000AB2546)
6. **08/24/00 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=199920000AB2546&version=19990AB254696ENR)

## Votes

- Do pass, to Consent Calendar. — **pass** (pass) · lower
- SPECIAL CONSENT CALE AB2546 Jackson — **pass** (pass) · upper
- AB 2546 JACKSON THIRD READING — **pass** (pass) · lower
- Do pass, but re-refer to the Committee on Appropriations. — **pass** (pass) · upper
- SPEC. CONSENT CALENDAR SECOND DAY CONCURRENCE — **pass** (pass) · lower

## Sponsors

- Jackson — primary (person)

## Timeline

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

- **2000-09-07** Chaptered by Secretary of State - Chapter 327, Statutes of 2000.
- **2000-09-05** Approved by the Governor. `executive-signature`
- **2000-09-01** Enrolled and to the Governor at 4 p.m.
- **2000-08-24** Senate amendments concurred in. To enrollment. (Ayes 72. Noes 0. Page 8231.) `committee-passage-favorable, amendment-passage`
- **2000-08-22** In Assembly. Concurrence in Senate amendments pending. May be considered on or after August 24 pursuant to Assembly Rule 77. Ordered to Special Consent Calendar. Assembly Rule 77 suspended.
- **2000-08-22** Read third time, passed, and to Assembly. (Ayes 39. Noes 0. Page 5876.) `passage, reading-3, reading-1`
- **2000-08-18** From committee: Be placed on second reading file pursuant to Senate Rule 28.8. Read second time. To third reading. `committee-passage, reading-2, reading-1`
- **2000-07-06** From committee: Do pass, and re-refer to Standing Committee on Appropriations with recommendation: To Consent Calendar. Re-referred. (Ayes 10. Noes 0.). `committee-passage, committee-passage-favorable, referral-committee`
- **2000-06-20** 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. `amendment-introduction, amendment-passage, reading-2, reading-1, referral-committee`
- **2000-06-15** In committee: Hearing postponed by committee.
- **2000-05-16** Referred to Com. on ENV. QUAL. `referral-committee`
- **2000-05-04** In Senate. Read first time. To Standing Committee on Rules for assignment. `reading-1`
- **2000-05-04** Read third time, passed, and to Senate. (Ayes 66. Noes 0. Page 6178.) `passage, reading-3, reading-1`
- **2000-05-02** Read second time. To third reading. `reading-2, reading-1`
- **2000-05-01** Withdrawn from committee. Ordered placed on second reading file.
- **2000-04-26** From committee: Do pass, and re-refer to Standing Committee on Appropriations with recommendation: To Consent Calendar. Re-referred. (Ayes 7. Noes 0.) (April 25). `committee-passage, committee-passage-favorable, referral-committee`
- **2000-04-25** Re-referred to Standing Committee on Environmental Safety and Toxic Materials. `referral-committee`
- **2000-04-24** In committee: Set, first hearing. Hearing canceled at the request of author. 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. `amendment-introduction, amendment-passage, reading-2, reading-1, referral-committee`
- **2000-03-16** Referred to Standing Committee on Environmental Safety and Toxic Materials. `referral-committee`
- **2000-02-26** From printer. May be heard in committee March 27.
- **2000-02-24** 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/8637f925-054f-4aca-bc3a-0248535ae9af`. Confidence: reported (aggregated from official California legislature records).