---
type: "Bill"
title: "Energy conservation: building standards: inspections."
description: "Energy conservation: building standards: inspections."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20012002"
identifier: "AB 1574"
citation: "California AB 1574 (20012002)"
classification: ["bill"]
subjects: ["Energy conservation: building standards: inspections."]
status: "enacted"
primary_sponsors: ["Lowenthal"]
version_count: 13
action_count: 31
vote_count: 9
first_action: "2001-02-23"
last_action: "2001-10-12"
source: "openstates"
source_identifier: "ocd-bill/2b775bbe-8564-4640-9ae6-448e16d85337"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200120020AB1574"
source_hash: "5be25333e99d886ce1fc8abc5f426911a8d982e8edfc02524b783361411a2f8b"
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 1574 (20012002) — Energy conservation: building standards: inspections.

## 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=200120020AB1574&version=20010AB157499INT)
2. **04/03/01 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1574&version=20010AB157498AMD)
3. **04/16/01 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1574&version=20010AB157497AMD)
4. **04/26/01 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1574&version=20010AB157496AMD)
5. **05/31/01 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1574&version=20010AB157495AMD)
6. **06/27/01 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1574&version=20010AB157494AMD)
7. **07/17/01 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1574&version=20010AB157493AMD)
8. **08/23/01 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1574&version=20010AB157492AMD)
9. **09/10/01 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1574&version=20010AB157491AMD)
10. **09/12/01 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1574&version=20010AB157490AMD)
11. **10/12/01 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1574&version=20010AB157488CHP)
12. **AB1574** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200120020AB1574)
13. **09/14/01 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB1574&version=20010AB157489ENR)

## Votes

- Do pass as amended. — **pass** (pass) · upper
- Do pass as amended and be re-referred to the Committee on Utilities and Commerce. — **pass** (pass) · lower
- Assembly 3rd Reading AB1574 Lowenthal By Bowen — **pass** (pass) · upper
- Placed on Appropriations Suspense file. — **pass** (pass) · upper
- Do pass as amended. — **pass** (pass) · lower
- Do pass as amended and be re-referred to the Committee on Appropriations. — **pass** (pass) · lower
- AB 1574 Lowenthal Assembly Third Reading — **pass** (pass) · lower
- Do pass as amended, and re-refer to the Committee on Appropriations. — **pass** (pass) · upper
- AB 1574 Lowenthal Concurrence in Senate Amendments — **pass** (pass) · lower

## Sponsors

- Lowenthal — primary (person)

## Timeline

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

- **2001-10-12** Chaptered by Secretary of State - Chapter 773, Statutes of 2001.
- **2001-10-11** Approved by the Governor. `executive-signature`
- **2001-10-01** Enrolled and to the Governor at 2:30 p.m.
- **2001-09-14** In Assembly. Concurrence in Senate amendments pending. Senate amendments concurred in. To enrollment. (Ayes 58. Noes 20. Page 4012.) `committee-passage-favorable, amendment-passage`
- **2001-09-14** Read third time, passed, and to Assembly. (Ayes 24. Noes 10. Page 2961.) `passage, reading-1, reading-3`
- **2001-09-12** Read third time, amended, and returned to third reading. `reading-1, amendment-passage, reading-3`
- **2001-09-10** From committee: Amend, and do pass as amended. (Ayes 8. Noes 3.). Read second time and amended. Ordered to third reading. `reading-2, reading-1, committee-passage, amendment-introduction, amendment-passage`
- **2001-08-27** In committee: Placed on Appropriations suspense file.
- **2001-08-23** 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.
- **2001-07-17** Read second time, amended, and re-referred to Standing Committee on Appropriations. `reading-2, reading-1, referral-committee, amendment-passage`
- **2001-07-16** From committee: Amend, do pass as amended, and re-refer to Standing Committee on Appropriations (Ayes 6. Noes 0.). `amendment-introduction, referral-committee, committee-passage, amendment-passage`
- **2001-06-27** From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Standing Committee on Energy, Utilities and Communications. `reading-1, referral-committee, reading-2, amendment-introduction, amendment-passage`
- **2001-06-14** Referred to Standing Committee on Energy, Utilities and Communications. `referral-committee`
- **2001-06-06** In Senate. Read first time. To Standing Committee on Rules for assignment. `reading-1`
- **2001-06-05** Read third time, passed, and to Senate. (Ayes 54. Noes 21. Page 2169.) `passage, reading-1, reading-3`
- **2001-06-04** Read second time. To third reading. `reading-2, reading-1`
- **2001-05-31** From committee: Amend, and do pass as amended. (Ayes 14. Noes 7.) (May 31). Read second time and amended. Ordered returned to second reading. `reading-2, reading-1, committee-passage, amendment-introduction, amendment-passage`
- **2001-05-29** Joint Rule 62(a), file notice waived. (Page 1856.)
- **2001-05-16** In committee: Set, first hearing. Referred to Standing Committee on Appropriations suspense file. `referral-committee`
- **2001-05-02** Re-referred to Standing Committee on Appropriations. `referral-committee`
- **2001-04-26** Read second time and amended. `reading-2, amendment-passage, reading-1`
- **2001-04-25** From committee: Amend, do pass as amended, and re-refer to Standing Committee on Appropriations (Ayes 13. Noes 4.) (April 23). `amendment-introduction, referral-committee, committee-passage, amendment-passage`
- **2001-04-23** Re-referred to Standing Committee on Utilities and Commerce. `referral-committee`
- **2001-04-16** From committee: Amend, do pass as amended, and re-refer to Standing Committee on Utilities and Commerce (Ayes 9. Noes 0.) (April 4). Read second time and amended. `reading-2, referral-committee, committee-passage, reading-1, amendment-introduction, amendment-passage`
- **2001-04-04** Re-referred to Standing Committee on Housing and Community Development. `referral-committee`
- **2001-04-03** From committee chair, with author's amendments: Amend, and re-refer to Standing Committee on Housing and Community Development Read second time and amended. Joint Rule 62(a), file notice waived. (Page 884.). `reading-2, referral-committee, reading-1, amendment-introduction, amendment-passage`
- **2001-03-22** Referred to Standing Committee on Housing and Community Development and Standing Committee on Utilities and Commerce. `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/2b775bbe-8564-4640-9ae6-448e16d85337`. Confidence: reported (aggregated from official California legislature records).