---
type: "Bill"
title: "Energy: Waste Heat and Carbon Emissions Reduction Act."
description: "Energy: Waste Heat and Carbon Emissions Reduction Act."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20072008"
identifier: "AB 2791"
citation: "California AB 2791 (20072008)"
classification: ["bill"]
subjects: ["Energy: Waste Heat and Carbon Emissions Reduction Act."]
status: "enacted"
primary_sponsors: ["Blakeslee"]
version_count: 5
action_count: 21
vote_count: 6
first_action: "2008-02-22"
last_action: "2008-08-01"
source: "openstates"
source_identifier: "ocd-bill/0b68e644-bd45-4af3-92b0-8cac13182c28"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200720080AB2791"
source_hash: "5c7a8d62002bae0c82c4252424c769d6124cdfb81cfd69bcb76ba78a575188f2"
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 2791 (20072008) — Energy: Waste Heat and Carbon Emissions Reduction Act.

## Version chain

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

1. **02/22/08 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB2791&version=20070AB279199INT)
2. **04/09/08 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB2791&version=20070AB279198AMD)
3. **08/01/08 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB2791&version=20070AB279196CHP)
4. **AB2791** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200720080AB2791)
5. **07/16/08 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200720080AB2791&version=20070AB279197ENR)

## Votes

- Do pass, but re-refer to the Committee on Appropriations Recommend Consent. — **pass** (pass) · upper
- AB 2791 BLAKESLEE Consent Calendar Second Day Regular Session — **pass** (pass) · lower
- Do pass, to Consent Calendar. — **pass** (pass) · lower
- Do pass and re-refer to Committee on Appropriations with recommendation: To Consent Calendar. — **pass** (pass) · lower
- Assembly 3rd Reading AB2791 Blakeslee By Kehoe — **pass** (pass) · upper
- Do pass and be re-referred to the Committee on Natural Resources. — **pass** (pass) · lower

## Sponsors

- Blakeslee — primary (person)

## Timeline

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

- **2008-02-22** Introduced. To print. `introduction`
- **2008-02-24** From printer. May be heard in committee March 25.
- **2008-02-25** Read first time. `reading-1`
- **2008-03-24** Referred to Standing Committee on Utilities and Commerce and Standing Committee on Natural Resources. `referral-committee`
- **2008-04-08** From committee: Do pass, and re-refer to Standing Committee on Natural Resources Re-referred. (Ayes 12. Noes 0.) (April 7). `committee-passage, committee-passage-favorable, referral-committee`
- **2008-04-09** From committee chair, with author's amendments: Amend, and re-refer to Standing Committee on Natural Resources Read second time and amended. `reading-1, reading-2, amendment-passage, amendment-introduction, referral-committee`
- **2008-04-10** Re-referred to Standing Committee on Natural Resources. `referral-committee`
- **2008-04-15** From committee: Do pass, and re-refer to Standing Committee on Appropriations with recommendation: To Consent Calendar. Re-referred. (Ayes 9. Noes 0.) (April 14). `committee-passage, committee-passage-favorable, referral-committee`
- **2008-05-01** From committee: Do pass. To Consent Calendar. (April 30). `committee-passage, committee-passage-favorable`
- **2008-05-05** Read second time. To Consent Calendar. `reading-1, reading-2`
- **2008-05-08** Read third time, passed, and to Senate. (Ayes 75. Noes 0. Page 5060.) `passage, reading-1, reading-3`
- **2008-05-08** In Senate. Read first time. To Standing Committee on Rules for assignment. `reading-1`
- **2008-05-15** Referred to Standing Committee on Energy, Utilities and Communications. `referral-committee`
- **2008-06-17** From committee: Do pass, and re-refer to Standing Committee on Appropriations with recommendation: To Consent Calendar. Re-referred. (Ayes 9. Noes 0.) . `committee-passage, committee-passage-favorable, referral-committee`
- **2008-06-30** From committee: Be placed on second reading file pursuant to Senate Rule 28.8. `committee-passage`
- **2008-07-01** Read second time. To third reading. `reading-1, reading-2`
- **2008-07-10** Read third time, passed, and to Assembly. (Ayes 31. Noes 1. Page 4679.) `passage, reading-1, reading-3`
- **2008-07-14** In Assembly. To enrollment.
- **2008-07-22** Enrolled and to the Governor at 2:45 p.m.
- **2008-08-01** Approved by the Governor. `executive-signature`
- **2008-08-01** Chaptered by Secretary of State - Chapter 252, Statutes of 2008.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/0b68e644-bd45-4af3-92b0-8cac13182c28`. Confidence: reported (aggregated from official California legislature records).