---
type: "Bill"
title: "Junior accessory dwelling units."
description: "The Planning and Zoning Law, among other things, provides for the creation of"
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20252026"
identifier: "AB 1154"
citation: "California AB 1154 (20252026)"
classification: ["bill"]
subjects: ["Junioraccessorydwellingunits"]
status: "enacted"
primary_sponsors: ["Carrillo"]
version_count: 5
action_count: 21
vote_count: 8
first_action: "2025-02-20"
last_action: "2025-10-10"
source: "openstates"
source_identifier: "ocd-bill/5090efd6-7d07-419c-adb7-c117db33a747"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202520260AB1154"
source_hash: "b1cc28b9342b69f105246ce71986400f2cdddef6e1ef5ce6d8f0c47499264503"
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 1154 (20252026) — Junior accessory dwelling units.

The Planning and Zoning Law, among other things, provides for the creation of

## Version chain

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

1. **02/20/25 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202520260AB1154&version=20250AB115499INT)
2. **07/03/25 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202520260AB1154&version=20250AB115498AMD)
3. **10/10/25 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202520260AB1154&version=20250AB115496CHP)
4. **AB1154** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202520260AB1154)
5. **09/05/25 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202520260AB1154&version=20250AB115497ENR)

## Votes

- Do pass and be re-referred to the Committee on [Appropriations] — **10–0** (pass) · lower
- Do pass as amended, but first amend, and re-refer to the Committee on [Local Government] — **11–0** (pass) · upper
- Do pass, but first be re-referred to the Committee on [Appropriations] — **7–0** (pass) · upper
- Do pass. — **15–0** (pass) · lower
- Do pass and be re-referred to the Committee on [Local Government] with recommendation: To Consent Calendar — **10–0** (pass) · lower
- AB 1154 Carrillo Assembly Third Reading — **70–1** (pass) · lower
- 3rd Reading AB1154 Carrillo By Arreguín — **40–0** (pass) · upper
- AB 1154 Carrillo Concurrence in Senate Amendments — **75–1** (pass) · lower

## Sponsors

- Carrillo — primary (person)

## Timeline

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

- **2025-02-20** Read first time. To print. `reading-1`
- **2025-02-21** From printer. May be heard in committee March 23.
- **2025-03-10** Referred to Coms. on H. & C.D. and L. GOV. `referral-committee`
- **2025-03-26** From committee: Do pass and re-refer to Com. on L. GOV. with recommendation: To Consent Calendar. (Ayes 10. Noes 0.) (March 26). Re-referred to Com. on L. GOV. `committee-passage, committee-passage-favorable, referral-committee`
- **2025-04-10** From committee: Do pass and re-refer to Com. on APPR. (Ayes 10. Noes 0.) (April 9). Re-referred to Com. on APPR. `committee-passage, committee-passage-favorable, referral-committee`
- **2025-04-23** From committee: Do pass. (Ayes 15. Noes 0.) (April 23). `committee-passage, committee-passage-favorable`
- **2025-04-24** Read second time. Ordered to third reading. `reading-1, reading-2`
- **2025-04-28** Read third time. Passed. Ordered to the Senate. (Ayes 70. Noes 1. Page 1320.) `passage, reading-1, reading-3`
- **2025-04-29** In Senate. Read first time. To Com. on RLS. for assignment. `reading-1`
- **2025-05-07** Referred to Coms. on HOUSING and L. GOV. `referral-committee`
- **2025-07-02** From committee: Amend, and do pass as amended and re-refer to Com. on L. GOV. (Ayes 11. Noes 0.) (July 1). `amendment-introduction, amendment-passage, committee-passage, referral-committee`
- **2025-07-03** Read second time and amended. Re-referred to Com. on L. GOV. `amendment-passage, reading-1, reading-2, referral-committee`
- **2025-07-09** From committee: Do pass and re-refer to Com. on APPR. (Ayes 7. Noes 0.) (July 9). Re-referred to Com. on APPR. `committee-passage, committee-passage-favorable, referral-committee`
- **2025-08-19** From committee: Be ordered to second reading pursuant to Senate Rule 28.8. `committee-passage, reading-2`
- **2025-08-20** Read second time. Ordered to third reading. `reading-1, reading-2`
- **2025-09-02** Read third time. Passed. Ordered to the Assembly. (Ayes 40. Noes 0. Page 2394.). `passage, reading-1, reading-3`
- **2025-09-02** In Assembly. Concurrence in Senate amendments pending.
- **2025-09-03** Senate amendments concurred in. To Engrossing and Enrolling. (Ayes 75. Noes 0. Page 2861.). `amendment-passage, committee-passage-favorable`
- **2025-09-09** Enrolled and presented to the Governor at 3 p.m.
- **2025-10-10** Approved by the Governor. `executive-signature`
- **2025-10-10** Chaptered by Secretary of State - Chapter 507, Statutes of 2025. `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/5090efd6-7d07-419c-adb7-c117db33a747`. Confidence: reported (aggregated from official California legislature records).