republic-os/legislation/us/states/ca/20232024/ab-42.md

type, title, description, jurisdiction, legislature, session, identifier, citation, classification, subjects, status, primary_sponsors, version_count, action_count, vote_count, first_action, last_action, source, source_identifier, source_url, source_hash, vintage, source_snapshot, retrieved_at, confidence, tags

type	title	description	jurisdiction	legislature	session	identifier	citation	classification	subjects	status	primary_sponsors	version_count	action_count	vote_count	first_action	last_action	source	source_identifier	source_url	source_hash	vintage	source_snapshot	retrieved_at	confidence	tags
Bill	Tiny homes: temporary sleeping cabins: fire sprinkler requirements.	The Planning and Zoning Law, among other things, provides for the creation of accessory dwelling units by local ordinance, or, if a local agency has not adopted an ordinance, by ministerial approval, in accordance with specified standards and conditions. Existing law prohibits a local agency from requiring an accessory dwelling unit to provide fire sprinklers, if they are not required for the primary residence.	us/states/ca	California Legislature	20232024	AB 42	California AB 42 (20232024)	bill	Tiny homes fire sprinkler requirements temporary sleeping cabins	enacted	Ramos	11	32	8	2022-12-05	2023-10-10	openstates	ocd-bill/3363b52b-cdd0-42c8-ad1a-06d26dbce644	http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202320240AB42	e104e974f21e407f80ef1ec424a015ea57e2338aef259ac4cd6aad38e55887da	2026-07-01	https://data.openstates.org/daily/2026-07-01/public.pgdump	2026-07-06	reported	legislation bill us-ca

California AB 42 (20232024) — Tiny homes: temporary sleeping cabins: fire sprinkler requirements.

The Planning and Zoning Law, among other things, provides for the creation of accessory dwelling units by local ordinance, or, if a local agency has not adopted an ordinance, by ministerial approval, in accordance with specified standards and conditions. Existing law prohibits a local agency from requiring an accessory dwelling unit to provide fire sprinklers, if they are not required for the primary residence.

Version chain

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

1. 12/05/22 - Introduced (filed) — source
2. 03/30/23 - Amended Assembly (committee substitute) — source
3. 04/13/23 - Amended Assembly (committee substitute) — source
4. 04/18/23 - Amended Assembly (committee substitute) — source
5. 06/08/23 - Amended Senate (committee substitute) — source
6. 06/21/23 - Amended Senate (committee substitute) — source
7. 08/14/23 - Amended Senate (committee substitute) — source
8. 08/21/23 - Amended Senate (committee substitute) — source
9. 10/10/23 - Chaptered (committee substitute) — source
10. AB42 (committee substitute) — source
11. 09/11/23 - Enrolled (enrolled) — source

Votes

• Do pass and be re-referred to the Committee on [Appropriations] — 8–0 (pass) · lower
• AB 42 Ramos Assembly Third Reading — 78–0 (pass) · lower
• 3rd Reading AB42 Ramos et al. By Blakespear — 40–0 (pass) · upper
• Do pass, but first be re-referred to the Committee on [Appropriations] — 8–0 (pass) · upper
• Do pass. — 15–0 (pass) · lower
• Do pass, but first be re-referred to the Committee on [Governance and Finance] — 11–0 (pass) · upper
• AB 42 Ramos Concurrence in Senate Amendments — 79–0 (pass) · lower
• Do pass as amended and be re-referred to the Committee on [Local Government] — 8–0 (pass) · lower

Sponsors

• Ramos — primary (person)
• Blakespear — coauthor (person)
• Dahle — coauthor (person)
• Lowenthal — coauthor (person)
• Megan Dahle — coauthor (person)
• Ochoa Bogh — coauthor (person)

Timeline

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

• 2022-12-05 Read first time. To print. reading-1
• 2022-12-06 From printer. May be heard in committee January 5.
• 2023-01-26 Referred to Coms. on H. & C.D. and L. GOV. referral-committee
• 2023-03-30 From committee chair, with author's amendments: Amend, and re-refer to Com. on H. & C.D. Read second time and amended. amendment-introduction, amendment-passage, reading-1, reading-2
• 2023-04-03 Re-referred to Com. on H. & C.D. referral-committee
• 2023-04-12 From committee: Amend, and do pass as amended and re-refer to Com. on L. GOV. (Ayes 8. Noes 0.) (April 12). amendment-introduction, amendment-passage, committee-passage, referral-committee
• 2023-04-13 Read second time and amended. amendment-passage, reading-1, reading-2
• 2023-04-17 Re-referred to Com. on L. GOV. referral-committee
• 2023-04-18 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
• 2023-04-19 Re-referred to Com. on L. GOV. referral-committee
• 2023-04-27 From committee: Do pass and re-refer to Com. on APPR. (Ayes 8. Noes 0.) (April 26). Re-referred to Com. on APPR. committee-passage, committee-passage-favorable, referral-committee
• 2023-05-10 From committee: Do pass. (Ayes 15. Noes 0.) (May 10). committee-passage, committee-passage-favorable
• 2023-05-11 Read second time. Ordered to third reading. reading-1, reading-2
• 2023-05-25 Read third time. Passed. Ordered to the Senate. (Ayes 78. Noes 0. Page 1737.) passage, reading-1, reading-3
• 2023-05-26 In Senate. Read first time. To Com. on RLS. for assignment. reading-1
• 2023-06-07 Referred to Coms. on HOUSING and GOV. & F. referral-committee
• 2023-06-08 From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Com. on HOUSING. amendment-introduction, amendment-passage, reading-1, reading-2, referral-committee
• 2023-06-21 From committee: Do pass and re-refer to Com. on GOV. & F. (Ayes 11. Noes 0.) (June 20). Re-referred to Com. on GOV. & F. committee-passage, committee-passage-favorable, referral-committee
• 2023-06-21 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
• 2023-06-27 In committee: Set, first hearing. Hearing canceled at the request of author.
• 2023-07-13 From committee: Do pass and re-refer to Com. on APPR. (Ayes 8. Noes 0.) (July 12). Re-referred to Com. on APPR. committee-passage, committee-passage-favorable, referral-committee
• 2023-08-14 From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Com. on APPR. amendment-introduction, amendment-passage, reading-1, reading-2, referral-committee
• 2023-08-21 From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Com. on APPR. amendment-introduction, amendment-passage, reading-1, reading-2, referral-committee
• 2023-08-28 From committee: Be ordered to second reading pursuant to Senate Rule 28.8. committee-passage, reading-2
• 2023-08-29 Read second time. Ordered to third reading. reading-1, reading-2
• 2023-09-06 Read third time. Passed. Ordered to the Assembly. (Ayes 40. Noes 0. Page 2397.). passage, reading-1, reading-3
• 2023-09-06 In Assembly. Concurrence in Senate amendments pending. May be considered on or after September 8 pursuant to Assembly Rule 77.
• 2023-09-07 Assembly Rule 77 suspended. (Page 3011.)
• 2023-09-07 Senate amendments concurred in. To Engrossing and Enrolling. (Ayes 79. Noes 0. Page 3036.). amendment-passage, committee-passage-favorable
• 2023-09-13 Enrolled and presented to the Governor at 3 p.m.
• 2023-10-10 Approved by the Governor. executive-signature
• 2023-10-10 Chaptered by Secretary of State - Chapter 725, Statutes of 2023. became-law

Source

OpenStates / OpenCivicData bulk snapshot 2026-07-01; origin ocd-bill/3363b52b-cdd0-42c8-ad1a-06d26dbce644. Confidence: reported (aggregated from official California legislature records).