---
type: "Bill"
title: "Mercury-added thermostats: collection program."
description: "Mercury-added thermostats: collection program."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20072008"
identifier: "AB 2347"
citation: "California AB 2347 (20072008)"
classification: ["bill"]
subjects: ["Mercury-added thermostats: collection program."]
status: "enacted"
primary_sponsors: ["Ruskin"]
version_count: 10
action_count: 29
vote_count: 7
first_action: "2008-02-21"
last_action: "2008-09-29"
source: "openstates"
source_identifier: "ocd-bill/1cd4633f-e71e-4ef8-a3e4-35e20313d952"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200720080AB2347"
source_hash: "f20b62267386a033a816275a68662f09dee1a9840224584f8962795508ea1fb7"
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 2347 (20072008) — Mercury-added thermostats: collection program.

## Version chain

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

1. **02/21/08 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB2347&version=20070AB234799INT)
2. **03/24/08 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB2347&version=20070AB234798AMD)
3. **04/03/08 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB2347&version=20070AB234797AMD)
4. **06/10/08 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB2347&version=20070AB234796AMD)
5. **06/19/08 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB2347&version=20070AB234795AMD)
6. **08/04/08 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB2347&version=20070AB234794AMD)
7. **08/12/08 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB2347&version=20070AB234793AMD)
8. **09/29/08 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB2347&version=20070AB234791CHP)
9. **AB2347** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200720080AB2347)
10. **08/26/08 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB2347&version=20070AB234792ENR)

## Votes

- Do pass. — **pass** (pass) · lower
- Do pass as amended, and re-refer to the Committee on Appropriations. — **pass** (pass) · upper
- Do pass. — **pass** (pass) · upper
- AB 2347 RUSKIN Concurrence in Senate Amendments — **pass** (pass) · lower
- Assembly 3rd Reading AB2347 Ruskin By Simitian — **pass** (pass) · upper
- AB 2347 RUSKIN Assembly Third Reading — **pass** (pass) · lower
- Do pass as amended and be re-referred to the Committee on Appropriations. — **pass** (pass) · lower

## Sponsors

- Ruskin — primary (person)

## Timeline

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

- **2008-02-21** Read first time. To print. `reading-1`
- **2008-02-22** From printer. May be heard in committee March 23.
- **2008-03-05** Referred to Standing Committee on Environmental Safety and Toxic Materials. `referral-committee`
- **2008-03-24** 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. `reading-1, reading-2, amendment-passage, amendment-introduction, referral-committee`
- **2008-03-25** Re-referred to Standing Committee on Environmental Safety and Toxic Materials. `referral-committee`
- **2008-04-02** From committee: Amend, do pass as amended, and re-refer to Standing Committee on Appropriations (Ayes 5. Noes 0.) (April 1). `amendment-introduction, committee-passage, amendment-passage, referral-committee`
- **2008-04-03** Read second time and amended. `reading-1, reading-2, amendment-passage`
- **2008-04-07** Re-referred to Standing Committee on Appropriations. `referral-committee`
- **2008-04-16** From committee: Do pass. (Ayes 12. Noes 5.) (April 16). `committee-passage, committee-passage-favorable`
- **2008-04-17** Read second time. To third reading. `reading-1, reading-2`
- **2008-04-21** Read third time, passed, and to Senate. (Ayes 47. Noes 28. Page 4744.) `passage, reading-1, reading-3`
- **2008-04-22** In Senate. Read first time. To Standing Committee on Rules for assignment. `reading-1`
- **2008-05-01** Referred to Standing Committee on Environmental Quality. `referral-committee`
- **2008-06-10** From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Standing Committee on Environmental Quality. `reading-1, reading-2, amendment-introduction, referral-committee, amendment-passage`
- **2008-06-18** From committee: Amend, do pass as amended, and re-refer to Standing Committee on Appropriations (Ayes 5. Noes 2.) . `amendment-introduction, committee-passage, amendment-passage, referral-committee`
- **2008-06-19** Read second time, amended, and re-referred to Standing Committee on Appropriations. `reading-2, reading-1, amendment-passage, referral-committee`
- **2008-08-04** 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, reading-2, amendment-introduction, referral-committee, amendment-passage`
- **2008-08-05** From committee: Do pass. (Ayes 9. Noes 3.) . `committee-passage, committee-passage-favorable`
- **2008-08-06** Read second time. To third reading. `reading-1, reading-2`
- **2008-08-12** Read third time, amended. To second reading. `reading-1, reading-3, amendment-passage`
- **2008-08-13** Read second time. To third reading. `reading-1, reading-2`
- **2008-08-18** Read third time, passed, and to Assembly. (Ayes 26. Noes 13. Page 5091.) `passage, reading-1, reading-3`
- **2008-08-18** In Assembly. Concurrence in Senate amendments pending. May be considered on or after August 20 pursuant to Assembly Rule 77.
- **2008-08-19** (Corrected August 18.)
- **2008-08-19** Assembly Rule 77 suspended. (Page 6682.)
- **2008-08-19** Senate amendments concurred in. To enrollment. (Ayes 56. Noes 20. Page 6711.) `committee-passage-favorable, amendment-passage`
- **2008-09-18** Enrolled and to the Governor at 9:30 a.m.
- **2008-09-29** Approved by the Governor. `executive-signature`
- **2008-09-29** Chaptered by Secretary of State - Chapter 572, Statutes of 2008.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/1cd4633f-e71e-4ef8-a3e4-35e20313d952`. Confidence: reported (aggregated from official California legislature records).