republic-os/legislation/us/states/ca/20092010/ab-1947.md

---
type: "Bill"
title: "Solar energy."
description: "Existing law requires local publicly owned electric utilities to initiate a public proceeding to adopt, implement, and finance a solar initiative program to further the state goal of installing 3,000 megawatts of photovoltaic solar energy in the state. Existing law requires the program to be consistent with prescribed requirements, including  that solar energy systems receiving monetary incentives be intended primarily to offset part or all of the consumer's own electricity demand, and that the solar energy system be located on the same premises of the end-use consumer where the consumer's own electricity demand is located."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20092010"
identifier: "AB 1947"
citation: "California AB 1947 (20092010)"
classification: ["bill"]
subjects: ["Solar energy."]
status: "enacted"
primary_sponsors: ["Fong"]
version_count: 7
action_count: 21
vote_count: 5
first_action: "2010-02-17"
last_action: "2010-09-29"
source: "openstates"
source_identifier: "ocd-bill/309ec3fe-bcca-4b65-8e4c-f6936e3f3381"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200920100AB1947"
source_hash: "475536b8b84ce25d740b8e48d2a747ad70be566b0e465c3867c4d2c4ad304360"
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 1947 (20092010) — Solar energy.

Existing law requires local publicly owned electric utilities to initiate a public proceeding to adopt, implement, and finance a solar initiative program to further the state goal of installing 3,000 megawatts of photovoltaic solar energy in the state. Existing law requires the program to be consistent with prescribed requirements, including  that solar energy systems receiving monetary incentives be intended primarily to offset part or all of the consumer's own electricity demand, and that the solar energy system be located on the same premises of the end-use consumer where the consumer's own electricity demand is located.

## Version chain

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

1. **02/17/10 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1947&version=20090AB194799INT)
2. **03/25/10 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1947&version=20090AB194798AMD)
3. **05/28/10 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1947&version=20090AB194797AMD)
4. **06/17/10 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1947&version=20090AB194796AMD)
5. **09/29/10 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1947&version=20090AB194794CHP)
6. **AB1947** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200920100AB1947)
7. **09/01/10 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200920100AB1947&version=20090AB194795ENR)

## Votes

- Assembly 3rd Reading AB1947 Fong By Leno — **pass** (pass) · upper
- Do pass. — **pass** (pass) · upper
- Do pass. — **pass** (pass) · lower
- AB 1947 FONG Assembly Third Reading — **pass** (pass) · lower
- AB 1947 FONG Concurrence in Senate Amendments — **pass** (pass) · lower

## Sponsors

- Fong — primary (person)
- Furutani — coauthor (person)
- Jones — author (person)

## Timeline

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

- **2010-02-17** Read first time. To print. `reading-1`
- **2010-02-18** From printer. May be heard in committee March 20.
- **2010-03-04** Referred to Com. on U. & C. `referral-committee`
- **2010-03-25** From committee chair, with author's amendments: Amend, and re-refer to Com. on U. & C. Read second time and amended. `amendment-introduction, reading-2, amendment-passage, reading-1`
- **2010-04-05** Re-referred to Com. on U. & C. `referral-committee`
- **2010-04-06** From committee: Do pass. (Ayes 8. Noes 6.) (April 5). `committee-passage-favorable, committee-passage`
- **2010-04-07** Read second time. To third reading. `reading-2, reading-1`
- **2010-05-28** Read third time, amended, and returned to third reading. (Page 5338.). `reading-3, amendment-passage, reading-1`
- **2010-06-02** Read third time, passed, and to Senate. (Ayes 50. Noes 24. Page 5480.) `reading-3, passage, reading-1`
- **2010-06-03** In Senate. Read first time. To Com. on RLS. for assignment. `reading-1`
- **2010-06-10** Referred to Com. on E., U., & C. `referral-committee`
- **2010-06-17** From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Com. on E., U., & C. `amendment-introduction, reading-2, amendment-passage, referral-committee, reading-1`
- **2010-06-30** From committee: Do pass. (Ayes 6. Noes 2.) (June 29). `committee-passage-favorable, committee-passage`
- **2010-07-01** Read second time. To third reading. `reading-2, reading-1`
- **2010-08-23** Read third time, passed, and to Assembly. (Ayes 24. Noes 12. Page 4797.) `reading-3, passage, reading-1`
- **2010-08-23** In Assembly. Concurrence in Senate amendments pending. May be considered on or after August 25 pursuant to Assembly Rule 77.
- **2010-08-24** Assembly Rule 77 suspended. (Ayes 49. Noes 27. Page 6562.)
- **2010-08-24** Senate amendments concurred in. To enrollment. (Ayes 51. Noes 23. Page 6606.) `amendment-passage, committee-passage-favorable`
- **2010-09-07** Enrolled and to the Governor at 12 p.m.
- **2010-09-29** Approved by the Governor. `executive-signature`
- **2010-09-29** Chaptered by Secretary of State - Chapter 459, Statutes of 2010.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/309ec3fe-bcca-4b65-8e4c-f6936e3f3381`. Confidence: reported (aggregated from official California legislature records).