republic-os/legislation/us/states/ca/20212022/ab-1124.md

---
type: "Bill"
title: "Solar energy systems."
description: "Existing law creates the right to receive sunlight, which is referred to as a solar easement, and defines it to mean the right of receiving sunlight across real property of another for any solar energy system. Existing law defines a \"solar energy system\" for this purpose to mean either any solar collector or other solar energy device whose primary purpose is to provide for the collection, storage, and distribution of solar energy for space heating, space cooling, electric generation, or water heating, or a structural design feature of a building, including a design feature whose primary purpose is to provide for the collection, storage, and distribution of solar energy for electricity generation, space heating or cooling, or for water heating."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20212022"
identifier: "AB 1124"
citation: "California AB 1124 (20212022)"
classification: ["bill"]
subjects: ["Solar energy systems."]
status: "enacted"
primary_sponsors: ["Friedman"]
version_count: 8
action_count: 22
vote_count: 5
first_action: "2021-02-18"
last_action: "2021-09-23"
source: "openstates"
source_identifier: "ocd-bill/9a37f9fc-c59a-467a-a89a-380bb963c1ce"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202120220AB1124"
source_hash: "fdcce721732e4b8d5546abc2f5e1a3f0f060821b5cca4ec93ce0d9a3ebc61ac6"
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 1124 (20212022) — Solar energy systems.

Existing law creates the right to receive sunlight, which is referred to as a solar easement, and defines it to mean the right of receiving sunlight across real property of another for any solar energy system. Existing law defines a "solar energy system" for this purpose to mean either any solar collector or other solar energy device whose primary purpose is to provide for the collection, storage, and distribution of solar energy for space heating, space cooling, electric generation, or water heating, or a structural design feature of a building, including a design feature whose primary purpose is to provide for the collection, storage, and distribution of solar energy for electricity generation, space heating or cooling, or for water heating.

## Version chain

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

1. **02/18/21 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220AB1124&version=20210AB112499INT)
2. **04/27/21 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220AB1124&version=20210AB112498AMD)
3. **06/14/21 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220AB1124&version=20210AB112497AMD)
4. **06/22/21 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220AB1124&version=20210AB112496AMD)
5. **08/18/21 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220AB1124&version=20210AB112495AMD)
6. **09/23/21 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220AB1124&version=20210AB112493CHP)
7. **AB1124** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202120220AB1124)
8. **09/03/21 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220AB1124&version=20210AB112494ENR)

## Votes

- Do pass as amended — **5–0** (pass) · upper
- Do pass. — **8–0** (pass) · lower
- 3rd Reading AB1124 Friedman By McGuire — **33–3** (pass) · upper
- AB 1124 Friedman Assembly Third Reading — **70–0** (pass) · lower
- AB 1124 Friedman Concurrence in Senate Amendments — **71–0** (pass) · lower

## Sponsors

- Friedman — primary (person)

## Timeline

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

- **2021-02-18** Read first time. To print. `reading-1`
- **2021-02-19** From printer. May be heard in committee March 21.
- **2021-03-04** Referred to Com. on L. GOV. `referral-committee`
- **2021-04-27** From committee chair, with author's amendments: Amend, and re-refer to Com. on L. GOV. Read second time and amended. `amendment-introduction, amendment-passage, reading-1, reading-2`
- **2021-04-28** Re-referred to Com. on L. GOV. `referral-committee`
- **2021-05-06** From committee: Do pass. (Ayes 8. Noes 0.) (May 5). `committee-passage, committee-passage-favorable`
- **2021-05-10** Read second time. Ordered to third reading. `reading-1, reading-2`
- **2021-05-24** Read third time. Passed. Ordered to the Senate. (Ayes 70. Noes 0. Page 1540.) `passage, reading-1, reading-3`
- **2021-05-25** In Senate. Read first time. To Com. on RLS. for assignment. `reading-1`
- **2021-06-03** Referred to Com. on GOV. & F. `referral-committee`
- **2021-06-14** From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Com. on GOV. & F. `amendment-introduction, amendment-passage, reading-1, reading-2, referral-committee`
- **2021-06-21** From committee: Amend, and do pass as amended. (Ayes 5. Noes 0.) (June 17). `amendment-introduction, amendment-passage, committee-passage`
- **2021-06-22** Read second time and amended. Ordered to third reading. `amendment-passage, reading-1, reading-2`
- **2021-08-18** Read third time and amended. Ordered to second reading. `amendment-passage, reading-1, reading-3`
- **2021-08-19** Read second time. Ordered to third reading. `reading-1, reading-2`
- **2021-08-30** Read third time. Passed. Ordered to the Assembly. (Ayes 33. Noes 3. Page 2227.). `passage, reading-1, reading-3`
- **2021-08-31** In Assembly. Concurrence in Senate amendments pending. May be considered on or after September 2 pursuant to Assembly Rule 77.
- **2021-09-01** Assembly Rule 77 suspended. (Ayes 58. Noes 17. Page 2625.)
- **2021-09-01** Senate amendments concurred in. To Engrossing and Enrolling. (Ayes 71. Noes 0. Page 2643.). `amendment-passage, committee-passage-favorable`
- **2021-09-08** Enrolled and presented to the Governor at 4:30 p.m.
- **2021-09-23** Approved by the Governor. `executive-signature`
- **2021-09-23** Chaptered by Secretary of State - Chapter 235, Statutes of 2021. `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/9a37f9fc-c59a-467a-a89a-380bb963c1ce`. Confidence: reported (aggregated from official California legislature records).