---
type: "Bill"
title: "Energy: offshore wind generation."
description: "The 100 Percent Clean Energy Act of 2018 established as a policy of the state that eligible renewable energy resources and zero-carbon resources supply 100% of retail sales of electricity to California end-use customers and 100% of electricity procured to serve all state agencies by December 31, 2045. The act requires the Public Utilities Commission (PUC) , State Energy Resources Conservation and Development Commission (Energy Commission) , and State Air Resources Board to, as part of a public process, issue a joint report to the Legislature by January 1, 2021, and every 4 years thereafter, that includes specified information relating to the implementation of the policy."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20212022"
identifier: "AB 525"
citation: "California AB 525 (20212022)"
classification: ["bill"]
subjects: ["Energy: offshore wind generation."]
status: "enacted"
primary_sponsors: ["Chiu"]
version_count: 10
action_count: 37
vote_count: 10
first_action: "2021-02-10"
last_action: "2021-09-23"
source: "openstates"
source_identifier: "ocd-bill/ba989fca-3307-4826-a26d-36caa1682255"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202120220AB525"
source_hash: "39929dfec9a78b3e888598159df6472fcdbb5f787001cb42bdc0d8913a15bbaf"
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 525 (20212022) — Energy: offshore wind generation.

The 100 Percent Clean Energy Act of 2018 established as a policy of the state that eligible renewable energy resources and zero-carbon resources supply 100% of retail sales of electricity to California end-use customers and 100% of electricity procured to serve all state agencies by December 31, 2045. The act requires the Public Utilities Commission (PUC) , State Energy Resources Conservation and Development Commission (Energy Commission) , and State Air Resources Board to, as part of a public process, issue a joint report to the Legislature by January 1, 2021, and every 4 years thereafter, that includes specified information relating to the implementation of the policy.

## Version chain

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

1. **02/10/21 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220AB525&version=20210AB52599INT)
2. **04/26/21 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220AB525&version=20210AB52598AMD)
3. **06/17/21 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220AB525&version=20210AB52597AMD)
4. **06/24/21 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220AB525&version=20210AB52596AMD)
5. **07/14/21 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220AB525&version=20210AB52595AMD)
6. **08/26/21 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220AB525&version=20210AB52594AMD)
7. **09/03/21 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220AB525&version=20210AB52593AMD)
8. **09/23/21 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220AB525&version=20210AB52591CHP)
9. **AB525** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202120220AB525)
10. **09/13/21 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202120220AB525&version=20210AB52592ENR)

## Votes

- Do pass. — **13–1** (pass) · lower
- 3rd Reading AB525 Chiu et al. By Laird — **38–0** (pass) · upper
- Placed on suspense file — **7–0** (pass) · upper
- AB 525 Chiu Assembly Third Reading — **71–1** (pass) · lower
- Do pass as amended, but first amend, and re-refer to the Committee on [Appropriations] — **8–0** (pass) · upper
- Do pass, but first be re-referred to the Committee on [Natural Resources and Water] — **13–0** (pass) · upper
- Do pass and be re-referred to the Committee on [Appropriations] — **11–0** (pass) · lower
- AB 525 CHIU Concurrence in Senate Amendments — **74–1** (pass) · lower
- Do pass as amended and be re-referred to the Committee on [Natural Resources] — **14–0** (pass) · lower
- Do pass as amended — **7–0** (pass) · upper

## Sponsors

- Chiu — primary (person)
- Bauer-Kahan — coauthor (person)
- Becker — principal coauthor (person)
- Bennett — coauthor (person)
- Berman — coauthor (person)
- Calderon — coauthor (person)
- Carrillo — coauthor (person)
- Chen — coauthor (person)
- Cortese — coauthor (person)
- Cunningham — author (person)
- Eggman — principal coauthor (person)
- Friedman — author (person)
- Gabriel — coauthor (person)
- Holden — coauthor (person)
- Irwin — coauthor (person)
- Laird — coauthor (person)
- Lorena Gonzalez — coauthor (person)
- Min — coauthor (person)
- Muratsuchi — coauthor (person)
- Quirk — coauthor (person)
- Rubio — coauthor (person)
- Stern — coauthor (person)
- Ting — coauthor (person)
- Wiener — coauthor (person)

## Timeline

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

- **2021-02-10** Read first time. To print. `reading-1`
- **2021-02-11** From printer. May be heard in committee March 13.
- **2021-02-18** Referred to Coms. on U. & E. and NAT. RES. `referral-committee`
- **2021-04-05** In committee: Hearing postponed by committee.
- **2021-04-19** Assembly Rule 56 suspended. (Page 1059.)
- **2021-04-19** (pending re-refer to Com. on NAT. RES.)
- **2021-04-22** From committee: Amend, and do pass as amended and re-refer to Com. on NAT. RES. (Ayes 14. Noes 0.) (April 21). `amendment-introduction, amendment-passage, committee-passage, referral-committee`
- **2021-04-26** Read second time and amended. `amendment-passage, reading-1, reading-2`
- **2021-04-27** Re-referred to Com. on NAT. RES. `referral-committee`
- **2021-04-29** From committee: Do pass and re-refer to Com. on APPR. (Ayes 11. Noes 0.) (April 28). Re-referred to Com. on APPR. `committee-passage, committee-passage-favorable, referral-committee`
- **2021-05-10** In committee: Hearing postponed by committee.
- **2021-05-19** In committee: Set, first hearing. Referred to APPR. suspense file. `referral-committee`
- **2021-05-20** Joint Rule 62(a), file notice suspended. (Page 1460.)
- **2021-05-20** Coauthors revised.
- **2021-05-20** From committee: Do pass. (Ayes 13. Noes 1.) (May 20). `committee-passage, committee-passage-favorable`
- **2021-05-24** Read second time. Ordered to third reading. `reading-1, reading-2`
- **2021-05-27** Read third time. Passed. Ordered to the Senate. (Ayes 71. Noes 1. Page 1634.) `passage, reading-1, reading-3`
- **2021-05-28** In Senate. Read first time. To Com. on RLS. for assignment. `reading-1`
- **2021-06-09** Referred to Coms. on E., U. & C. and N.R. & W. `referral-committee`
- **2021-06-17** 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, amendment-passage, reading-1, reading-2, referral-committee`
- **2021-06-24** 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, amendment-passage, reading-1, reading-2, referral-committee`
- **2021-07-06** From committee: Do pass and re-refer to Com. on N.R. & W. (Ayes 13. Noes 0.) (July 5). Re-referred to Com. on N.R. & W. `committee-passage, committee-passage-favorable, referral-committee`
- **2021-07-13** From committee: Amend, and do pass as amended and re-refer to Com. on APPR. (Ayes 8. Noes 0.) (July 13). `amendment-introduction, amendment-passage, committee-passage, referral-committee`
- **2021-07-14** Read second time and amended. Re-referred to Com. on APPR. `amendment-passage, reading-1, reading-2, referral-committee`
- **2021-08-16** In committee: Referred to suspense file. `referral-committee`
- **2021-08-26** From committee: Amend, and do pass as amended. (Ayes 7. Noes 0.) (August 26). `amendment-introduction, amendment-passage, committee-passage`
- **2021-08-26** Read second time and amended. Ordered returned to second reading. `amendment-passage, reading-1, reading-2`
- **2021-08-30** Read second time. Ordered to third reading. `reading-1, reading-2`
- **2021-09-03** Read third time and amended. Ordered to second reading. `amendment-passage, reading-1, reading-3`
- **2021-09-07** Read second time. Ordered to third reading. `reading-1, reading-2`
- **2021-09-09** Read third time. Passed. Ordered to the Assembly. (Ayes 38. Noes 0. Page 2564.). `passage, reading-1, reading-3`
- **2021-09-09** In Assembly. Concurrence in Senate amendments pending.
- **2021-09-09** Assembly Rule 63 suspended. (Page 3063.)
- **2021-09-09** Senate amendments concurred in. To Engrossing and Enrolling. (Ayes 74. Noes 1. Page 3069.). `amendment-passage, committee-passage-favorable`
- **2021-09-17** Enrolled and presented to the Governor at 3 p.m.
- **2021-09-23** Approved by the Governor. `executive-signature`
- **2021-09-23** Chaptered by Secretary of State - Chapter 231, 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/ba989fca-3307-4826-a26d-36caa1682255`. Confidence: reported (aggregated from official California legislature records).