---
type: "Bill"
title: "Solar energy systems."
description: "Solar energy systems."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20032004"
identifier: "AB 1407"
citation: "California AB 1407 (20032004)"
classification: ["bill"]
subjects: ["Solar energy systems."]
status: "enacted"
primary_sponsors: ["Wolk"]
version_count: 6
action_count: 18
vote_count: 5
first_action: "2003-02-21"
last_action: "2003-09-04"
source: "openstates"
source_identifier: "ocd-bill/34929c6c-b9f8-4f11-a3d3-e36163707e2b"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200320040AB1407"
source_hash: "cc85d39fedf28726e83a32e13b6df9e40273ec03e509438877f74745225a050c"
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 1407 (20032004) — Solar energy systems.

## Version chain

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

1. **02/21/03 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB1407&version=20030AB140799INT)
2. **06/11/03 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB1407&version=20030AB140798AMD)
3. **07/01/03 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB1407&version=20030AB140797AMD)
4. **09/04/03 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB1407&version=20030AB140795CHP)
5. **AB1407** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200320040AB1407)
6. **08/21/03 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200320040AB1407&version=20030AB140796ENR)

## Votes

- assembly 3rd reading ab1407 wolk by bowen — **pass** (pass) · upper
- ab 1407 wolk concurrence in senate amendments — **pass** (pass) · lower
- Do pass. — **pass** (pass) · lower
- do pass as amended. — **pass** (pass) · upper
- ab 1407 wolk assembly third reading — **pass** (pass) · lower

## Sponsors

- Wolk — primary (person)

## Timeline

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

- **2003-09-04** Chaptered by Secretary of State - Chapter 290, Statutes of 2003.
- **2003-09-03** Approved by the Governor. `executive-signature`
- **2003-08-26** Enrolled and to the Governor at 2:30 p.m.
- **2003-08-21** Senate amendments concurred in. To enrollment. (Ayes 77. Noes 0. Page 3070.) `committee-passage-favorable, amendment-passage`
- **2003-07-28** In Assembly. Concurrence in Senate amendments pending. May be considered on or after July 30 pursuant to Assembly Rule 77.
- **2003-07-24** Read third time, passed, and to Assembly. (Ayes 32. Noes 0. Page 1951.) `reading-3, passage, reading-1`
- **2003-07-01** Read second time, amended, and to third reading. `reading-2, amendment-passage, reading-1`
- **2003-06-30** From committee: Amend, and do pass as amended. (Ayes 7. Noes 0.). `amendment-introduction, amendment-passage, committee-passage`
- **2003-06-11** 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. `referral-committee, amendment-passage, amendment-introduction, reading-2, reading-1`
- **2003-05-22** Referred to Standing Committee on Energy, Utilities and Communications. `referral-committee`
- **2003-05-13** In Senate. Read first time. To Standing Committee on Rules for assignment. `reading-1`
- **2003-05-12** Read third time, passed, and to Senate. (Ayes 77. Noes 0. Page 1623.) `reading-3, passage, reading-1`
- **2003-05-08** Read second time. To third reading. `reading-2, reading-1`
- **2003-05-07** From committee: Do pass. (Ayes 8. Noes 0.) (May 7). `committee-passage-favorable, committee-passage`
- **2003-03-24** Referred to Standing Committee on Housing and Community Development. `referral-committee`
- **2003-02-24** Read first time. `reading-1`
- **2003-02-23** From printer. May be heard in committee March 25.
- **2003-02-21** 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/34929c6c-b9f8-4f11-a3d3-e36163707e2b`. Confidence: reported (aggregated from official California legislature records).