republic-os/legislation/us/states/ca/20232024/sb-539.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	Sepulveda Basin: planning process: nature-based climate solutions.	The Regional Planning Law provides that the people of California have a fundamental interest in the orderly development of the urban regions of the state in which large segments of the state's population are concentrated. Existing law requires, in order to facilitate effective and harmonious planning and development of an area included in a regional planning district, all county and city legislative bodies, and all county, city, or other planning agencies within the regional planning district to file with the regional planning board, for its information, among other things, all published development plans.	us/states/ca	California Legislature	20232024	SB 539	California SB 539 (20232024)	bill	Sepulveda Basin nature-based climate solutions planning process	enacted	Stern	6	26	8	2023-02-14	2023-10-08	openstates	ocd-bill/2a67dba3-6257-484a-98d4-9a6f8cf7dcf4	http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202320240SB539	9b4392750d13d255131a6cae1c98650682e8663a381f4a56c59cd1b914b25035	2026-07-01	https://data.openstates.org/daily/2026-07-01/public.pgdump	2026-07-06	reported	legislation bill us-ca

California SB 539 (20232024) — Sepulveda Basin: planning process: nature-based climate solutions.

The Regional Planning Law provides that the people of California have a fundamental interest in the orderly development of the urban regions of the state in which large segments of the state's population are concentrated. Existing law requires, in order to facilitate effective and harmonious planning and development of an area included in a regional planning district, all county and city legislative bodies, and all county, city, or other planning agencies within the regional planning district to file with the regional planning board, for its information, among other things, all published development plans.

Version chain

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

1. 02/14/23 - Introduced (filed) — source
2. 03/29/23 - Amended Senate (committee substitute) — source
3. 06/14/23 - Amended Assembly (committee substitute) — source
4. 10/08/23 - Chaptered (committee substitute) — source
5. SB539 (committee substitute) — source
6. 09/19/23 - Enrolled (enrolled) — source

Votes

• Special Consent — 40–0 (pass) · upper
• Do pass as amended, but first amend, and re-refer to the Committee on [Appropriations] with the recommendation: To Consent Calendar — 10–0 (pass) · upper
• Placed on suspense file — 6–0 (pass) · upper
• Do pass. — 16–0 (pass) · lower
• SB 539 Stern Senate Third Reading By Friedman — 79–0 (pass) · lower
• Do pass and be re-referred to the Committee on [Appropriations] with recommendation: To Consent Calendar — 11–0 (pass) · lower
• Do pass — 7–0 (pass) · upper
• Unfinished Business SB539 Stern Concurrence — 40–0 (pass) · upper

Sponsors

• Stern — primary (person)

Timeline

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

• 2023-02-14 Introduced. Read first time. To Com. on RLS. for assignment. To print. introduction, reading-1
• 2023-02-15 From printer. May be acted upon on or after March 17.
• 2023-02-22 Referred to Com. on N.R. & W. referral-committee
• 2023-03-07 Set for hearing March 28.
• 2023-03-28 From committee: Do pass as amended and re-refer to Com. on APPR with recommendation: To consent calendar. (Ayes 10. Noes 0. Page 547.) (March 28). amendment-passage, committee-passage, committee-passage-favorable
• 2023-03-29 Read second time and amended. Re-referred to Com. on APPR. amendment-passage, reading-1, reading-2, referral-committee
• 2023-04-10 Set for hearing April 17.
• 2023-04-17 April 17 hearing: Placed on APPR suspense file.
• 2023-05-12 Set for hearing May 18.
• 2023-05-18 From committee: Do pass. (Ayes 7. Noes 0. Page 1174.) (May 18). committee-passage, committee-passage-favorable
• 2023-05-18 Read second time. Ordered to third reading. reading-1, reading-2
• 2023-05-23 Ordered to special consent calendar.
• 2023-05-25 Read third time. Passed. (Ayes 40. Noes 0. Page 1301.) Ordered to the Assembly. passage, reading-1, reading-3
• 2023-05-25 In Assembly. Read first time. Held at Desk. reading-1
• 2023-06-08 Referred to Com. on NAT. RES. referral-committee
• 2023-06-14 From committee with author's amendments. Read second time and amended. Re-referred to Com. on NAT. RES. amendment-passage, committee-passage, reading-1, reading-2, referral-committee
• 2023-06-27 From committee: Do pass and re-refer to Com. on APPR. with recommendation: To consent calendar. (Ayes 11. Noes 0.) (June 26). Re-referred to Com. on APPR. committee-passage, committee-passage-favorable, referral-committee
• 2023-08-16 August 16 set for first hearing. Placed on suspense file.
• 2023-09-01 From committee: Do pass. (Ayes 16. Noes 0.) (September 1). committee-passage, committee-passage-favorable
• 2023-09-05 Read second time. Ordered to third reading. reading-1, reading-2
• 2023-09-13 Read third time. Passed. (Ayes 79. Noes 0. Page 3353.) Ordered to the Senate. passage, reading-1, reading-3
• 2023-09-13 In Senate. Concurrence in Assembly amendments pending.
• 2023-09-14 Assembly amendments concurred in. (Ayes 40. Noes 0. Page 2784.) Ordered to engrossing and enrolling. amendment-passage, committee-passage-favorable
• 2023-09-21 Enrolled and presented to the Governor at 4 p.m.
• 2023-10-08 Approved by the Governor. executive-signature
• 2023-10-08 Chaptered by Secretary of State. Chapter 490, Statutes of 2023. became-law

Source

OpenStates / OpenCivicData bulk snapshot 2026-07-01; origin ocd-bill/2a67dba3-6257-484a-98d4-9a6f8cf7dcf4. Confidence: reported (aggregated from official California legislature records).