republic-os/legislation/us/states/ca/20232024/ab-43.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	Greenhouse gas emissions: building materials: embodied carbon trading system.	The California Global Warming Solutions Act of 2006 requires the State Air Resources Board to ensure that statewide greenhouse gas emissions are reduced to at least 40% below the 1990 level by 2030. Under the act, a violation of a rule, regulation, order, emission limitation, emission reduction measure, or other measure adopted by the state board under the act is a crime.	us/states/ca	California Legislature	20232024	AB 43	California AB 43 (20232024)	bill	Greenhouse gas emissions building materials embodied carbon trading system	enacted	Holden	10	29	8	2022-12-05	2023-10-07	openstates	ocd-bill/522c7859-02f2-4a78-98cb-f4cb96b74656	http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202320240AB43	10eb5fb0f3a945c49fd272ad1ab83b6f7b45d8a1824d88ec31cee7889827fa07	2026-07-01	https://data.openstates.org/daily/2026-07-01/public.pgdump	2026-07-06	reported	legislation bill us-ca

California AB 43 (20232024) — Greenhouse gas emissions: building materials: embodied carbon trading system.

The California Global Warming Solutions Act of 2006 requires the State Air Resources Board to ensure that statewide greenhouse gas emissions are reduced to at least 40% below the 1990 level by 2030. Under the act, a violation of a rule, regulation, order, emission limitation, emission reduction measure, or other measure adopted by the state board under the act is a crime.

Version chain

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

1. 12/05/22 - Introduced (filed) — source
2. 03/02/23 - Amended Assembly (committee substitute) — source
3. 03/30/23 - Amended Assembly (committee substitute) — source
4. 06/20/23 - Amended Senate (committee substitute) — source
5. 07/06/23 - Amended Senate (committee substitute) — source
6. 09/01/23 - Amended Senate (committee substitute) — source
7. 09/08/23 - Amended Senate (committee substitute) — source
8. 10/07/23 - Chaptered (committee substitute) — source
9. AB43 (committee substitute) — source
10. 09/18/23 - Enrolled (enrolled) — source

Votes

• Do pass as amended and be re-referred to the Committee on [Appropriations] — 8–1 (pass) · lower
• 3rd Reading AB43 Holden By Becker — 28–8 (pass) · upper
• Do pass as amended — 5–2 (pass) · upper
• Placed on suspense file — 7–0 (pass) · upper
• AB 43 Holden Concurrence in Senate Amendments — 52–17 (pass) · lower
• Do pass as amended, but first amend, and re-refer to the Committee on [Appropriations] — 5–2 (pass) · upper
• Do pass. — 12–3 (pass) · lower
• AB 43 Holden Assembly Third Reading — 56–17 (pass) · lower

Sponsors

• Holden — primary (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.
• 2023-03-02 Referred to Com. on NAT. RES. referral-committee
• 2023-03-02 From committee chair, with author's amendments: Amend, and re-refer to Com. on NAT. RES. Read second time and amended. amendment-introduction, amendment-passage, reading-1, reading-2
• 2023-03-06 Re-referred to Com. on NAT. RES. referral-committee
• 2023-03-29 From committee: Amend, and do pass as amended and re-refer to Com. on APPR. (Ayes 8. Noes 1.) (March 27). amendment-introduction, amendment-passage, committee-passage, referral-committee
• 2023-03-30 Read second time and amended. amendment-passage, reading-1, reading-2
• 2023-04-03 Re-referred to Com. on APPR. referral-committee
• 2023-04-19 In committee: Set, first hearing. Referred to APPR. suspense file. referral-committee
• 2023-05-18 From committee: Do pass. (Ayes 12. Noes 3.) (May 18). committee-passage, committee-passage-favorable
• 2023-05-18 Read second time. Ordered to third reading. reading-1, reading-2
• 2023-05-25 Read third time. Passed. Ordered to the Senate. (Ayes 56. Noes 17. Page 1744.) 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 Com. on E.Q. referral-committee
• 2023-06-20 From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Com. on E.Q. amendment-introduction, amendment-passage, reading-1, reading-2, referral-committee
• 2023-07-05 From committee: Amend, and do pass as amended and re-refer to Com. on APPR. (Ayes 5. Noes 2.) (July 5). amendment-introduction, amendment-passage, committee-passage, referral-committee
• 2023-07-06 Read second time and amended. Re-referred to Com. on APPR. amendment-passage, reading-1, reading-2, referral-committee
• 2023-08-21 In committee: Referred to APPR suspense file. referral-committee
• 2023-09-01 From committee: Amend, and do pass as amended. (Ayes 5. Noes 2.) (September 1). amendment-introduction, amendment-passage, committee-passage
• 2023-09-01 Read second time and amended. Ordered returned to second reading. amendment-passage, reading-1, reading-2
• 2023-09-05 Read second time. Ordered to third reading. reading-1, reading-2
• 2023-09-08 Read third time and amended. Ordered to second reading. amendment-passage, reading-1, reading-3
• 2023-09-11 Read second time. Ordered to third reading. reading-1, reading-2
• 2023-09-13 Read third time. Passed. Ordered to the Assembly. (Ayes 27. Noes 8. Page 2719.). passage, reading-1, reading-3
• 2023-09-13 In Assembly. Concurrence in Senate amendments pending.
• 2023-09-13 Senate amendments concurred in. To Engrossing and Enrolling. (Ayes 52. Noes 17. Page 3480.). amendment-passage, committee-passage-favorable
• 2023-09-20 Enrolled and presented to the Governor at 4 p.m.
• 2023-10-07 Approved by the Governor. executive-signature
• 2023-10-07 Chaptered by Secretary of State - Chapter 316, Statutes of 2023. became-law

Source

OpenStates / OpenCivicData bulk snapshot 2026-07-01; origin ocd-bill/522c7859-02f2-4a78-98cb-f4cb96b74656. Confidence: reported (aggregated from official California legislature records).