Who sponsors SB 1423?

SB 1423 is sponsored by Stern, Henry I. (Democratic).

Where can I track SB 1423?

Track SB 1423 free on One Click Politics — get push/email alerts when it moves.

California 20252026 Regular Session Status: To Executive 1 D cosponsors

SB 1423 — Regional planning: standardized spatial planning datasets.

Last action September 30, 2026 — Approved by the Governor.

✓
Introduced
✓
In Committee
✓
Passed Senate
✓
Passed Assembly
5
To Executive
6
Enacted

This bill has been sent to the executive. Introduced February 20, 2026. It awaits signature.

Next likely step: the executive signs it into law or issues a veto.

Odds of enactment

Moderate chance

Based on the sponsor, cosponsors, and committee posture, this bill has a moderate chance of becoming law.

Upgrade to see the exact probability and what's driving it.

A statistical estimate from our own model of past outcomes — an insight, not a guarantee. Policymaking is volatile.

Prognosis

Likely to advance 64% · moderate confidence

To Executive

Current position in the legislative process.
1 sponsor

1 primary, 0 co-sponsors signed on.
Single-party support

Sponsorship is currently within one party (1 D).
Cleared a recorded vote

Passed 9 recorded votes so far.

Based on stage, sponsorship breadth, committee status, recorded votes, and cross-state momentum — a description of the observable signals, not a prediction.

In plain language

The bill establishes standardized spatial planning datasets for regional planning.

This bill aims to create uniform datasets to support regional planning efforts. By standardizing spatial data, it seeks to improve planning processes across different regions.

Summary

Regional planning: standardized spatial planning datasets.

Bill Text

Chaptered 09/30/26 - Chaptered html September 30, 2026
Enrolled 09/02/26 - Enrolled html September 02, 2026
Amended 08/13/26 - Amended Assembly html August 13, 2026
Amended 06/22/26 - Amended Assembly Current pdf June 22, 2026
Amended 06/10/26 - Amended Assembly pdf June 10, 2026
Amended 04/23/26 - Amended Senate pdf April 23, 2026
Amended 03/25/26 - Amended Senate pdf March 25, 2026
Introduced 02/20/26 - Introduced pdf February 20, 2026
SB1423 View text html

Action History

September 30, 2026
Approved by the Governor.
September 08, 2026
Enrolled and presented to the Governor at 4 p.m.
August 30, 2026
Assembly amendments concurred in. (Ayes 28. Noes 10.) Ordered to engrossing and enrolling.
August 28, 2026
From committee: That the Assembly amendments be concurred in. (Ayes 5. Noes 2.)
August 28, 2026
From committee: Be re-referred to Com. on L. GOV. pursuant to Senate Rule 29.10(d). (Ayes 5. Noes 0.) Re-referred to Com. on L. GOV.
August 28, 2026
Re-referred to Com. on RLS. pursuant to Senate Rule 29.10(d).
August 28, 2026
In Senate. Concurrence in Assembly amendments pending.
August 27, 2026
Read third time. Passed. (Ayes 52. Noes 19. Page 6743.) Ordered to the Senate.
August 17, 2026
Read second time. Ordered to third reading.
August 13, 2026
Read second time and amended. Ordered to second reading.
August 13, 2026
From committee: Do pass as amended. (Ayes 11. Noes 3.) (August 13).
August 13, 2026
Assembly Rule 63 suspended.
August 05, 2026
August 5 set for first hearing. Placed on suspense file.
July 02, 2026
From committee: Do pass and re-refer to Com. on APPR. (Ayes 8. Noes 1.) (July 1). Re-referred to Com. on APPR.
June 22, 2026
From committee with author's amendments. Read second time and amended. Re-referred to Com. on L. GOV.
June 15, 2026
Re-referred to Com. on L. GOV. pursuant to Assembly Rule 96.
June 10, 2026
From committee with author's amendments. Read second time and amended. Re-referred to Com. on TRANS.
June 04, 2026
Referred to Com. on TRANS.
May 27, 2026
In Assembly. Read first time. Held at Desk.
May 27, 2026
Read third time. Passed. (Ayes 29. Noes 9. Page 4495.) Ordered to the Assembly.
May 14, 2026
Read second time. Ordered to third reading.
May 14, 2026
From committee: Do pass. (Ayes 5. Noes 0. Page 4276.) (May 14).
May 12, 2026
Set for hearing May 14.
May 11, 2026
May 11 hearing: Placed on APPR. suspense file.
May 04, 2026
Set for hearing May 11.
April 23, 2026
Read second time and amended. Re-referred to Com. on APPR.
April 22, 2026
From committee: Do pass as amended and re-refer to Com. on APPR. (Ayes 8. Noes 1. Page 3986.) (April 21).
April 10, 2026
Set for hearing April 21.
April 08, 2026
Re-referred to Com. on TRANS.
March 26, 2026
Re-referred to Com. on RLS.
March 26, 2026
Withdrawn from committee.
March 25, 2026
From committee with author's amendments. Read second time and amended. Re-referred to Com. on E.M.
March 04, 2026
Referred to Coms. on E.M. and N.R. & W.
February 23, 2026
Read first time.
February 23, 2026
From printer. May be acted upon on or after March 23.
February 20, 2026
Introduced. To Com. on RLS. for assignment. To print.

Sponsorship breakdown

Export CSV (upgrade) →

1 sponsors · 0 co-sponsors · 121 not signed on · 29 voted No

Sponsors (1)

Stern, Henry I. Democratic

Co-sponsors (0)

None.

Not signed on (121)

121 members have not signed on to this bill.

Show all 121 →

"Not signed on" means a member has not sponsored or co-sponsored this bill — it does not imply opposition. Members flagged Voted No have a recorded No vote on this bill.

Whip count is in markup. Polling the chamber and every recorded vote this session. Only the first open is slow. It’s instant for you after this. Calling the roll · Tallying · Engrossing

Votes

Unfinished Business SB1423 Stern Concurrence

August 30, 2026

Passed 29 Yea · 10 Nay · 1 Other

Party	Yea	Nay	Present	Not Voting
Democratic	29	1	0	0
Republican	0	9	0	1
Total	29	10	0	1
% of votes cast	73%	25%	0%	3%

How each member voted (40)

Member	Party	Vote
Allen, Benjamin	Democratic	Yea
Archuleta, Bob	Democratic	Yea
Arreguín, Jesse	Democratic	Yea
Ashby, Angelique V.	Democratic	Yea
Becker, Josh	Democratic	Yea
Blakespear, Catherine S.	Democratic	Yea
Cabaldon, Christopher	Democratic	Yea
Caballero, Anna M.	Democratic	Yea
Cervantes, Sabrina	Democratic	Yea
Cortese, Dave	Democratic	Yea
Durazo, Maria Elena	Democratic	Yea
Gonzalez, Lena A.	Democratic	Yea
Grayson, Timothy S.	Democratic	Yea
Hurtado, Melissa	Democratic	Yea
Laird, John	Democratic	Yea
Limón, Monique	Democratic	Yea
McGuire, Mike	Democratic	Yea
McNerney, Jerry	Democratic	Yea
Menjivar, Caroline	Democratic	Yea
Padilla, Stephen C.	Democratic	Yea
Pérez, Sasha Renée	Democratic	Yea
Reyes, Eloise Gómez	Democratic	Yea
Richardson, Laura	Democratic	Yea
Rubio, Susan	Democratic	Yea
Smallwood-Cuevas, Lola	Democratic	Yea
Stern, Henry I.	Democratic	Yea
Umberg, Thomas J.	Democratic	Yea
Wahab, Aisha	Democratic	Yea
Weber Pierson, M.D., Akilah	Democratic	Yea
Wiener, Scott D.	Democratic	Nay
Alvarado-Gil, Marie	Republican	Nay
Choi, Steven S.	Republican	Nay
Dahle, Megan	Republican	Nay
Grove, Shannon	Republican	Nay
Jones, Brian W.	Republican	Nay
Niello, Roger W.	Republican	Nay
Ochoa Bogh, Rosilicie	Republican	Nay
Seyarto, Kelly	Republican	Nay
Strickland, Tony	Republican	Nay
Valladares, Suzette Martinez	Republican	Not Voting

Official roll call →

That the Assembly amendments be concurred in

August 28, 2026

Passed 5 Yea · 2 Nay

Party	Yea	Nay	Present	Not Voting
Democratic	5	0	0	0
Republican	0	2	0	0
Total	5	2	0	0
% of votes cast	71%	29%	0%	0%

How each member voted (7)

Member	Party	Vote
Arreguín, Jesse	Democratic	Yea
Ashby, Angelique V.	Democratic	Yea
Cervantes, Sabrina	Democratic	Yea
Durazo, Maria Elena	Democratic	Yea
Laird, John	Democratic	Yea
Choi, Steven S.	Republican	Nay
Seyarto, Kelly	Republican	Nay

Official roll call →

SB 1423 Stern Senate Third Reading By Rogers

August 27, 2026

Passed 52 Yea · 19 Nay · 7 Other

Party	Yea	Nay	Present	Not Voting
Republican	0	18	0	0
Democratic	46	0	0	8
Unaffiliated	6	1	0	0
Total	52	19	0	8
% of votes cast	66%	24%	0%	10%

How each member voted (79)

Member	Party	Vote
Patterson	—	Nay
Ávila Farías	—	Yea
Rivas	—	Yea
Carrillo	—	Yea
Fong	—	Yea
Garcia	—	Yea
Lowenthal	—	Yea
Addis, Dawn	Democratic	Yea
Aguiar-Curry, Cecilia M.	Democratic	Yea
Ahrens, Patrick	Democratic	Yea
Alvarez, David	Democratic	Yea
Arambula, Joaquin	Democratic	Yea
Bains, Jasmeet	Democratic	Not Voting
Bauer-Kahan, Rebecca	Democratic	Yea
Bennett, Steve	Democratic	Yea
Berman, Marc	Democratic	Yea
Boerner, Tasha	Democratic	Yea
Bonta, Mia	Democratic	Yea
Bryan, Isaac G.	Democratic	Yea
Calderon, Lisa	Democratic	Yea
Caloza, Jessica	Democratic	Yea
Connolly, Damon	Democratic	Yea
Elhawary, Sade	Democratic	Yea
Gabriel, Jesse	Democratic	Yea
Gipson, Mike A.	Democratic	Yea
González, Mark	Democratic	Yea
Haney, Matt	Democratic	Yea
Harabedian, John	Democratic	Yea
Hart, Gregg	Democratic	Yea
Irwin, Jacqui	Democratic	Yea
Jackson, Corey A.	Democratic	Not Voting
Kalra, Ash	Democratic	Yea
Krell, Maggy	Democratic	Yea
Lee, Alex	Democratic	Yea
McKinnor, Tina	Democratic	Not Voting
Muratsuchi, Al	Democratic	Yea
Nguyen, Stephanie	Democratic	Not Voting
Ortega, Liz	Democratic	Yea
Pacheco, Blanca	Democratic	Not Voting
Papan, Diane	Democratic	Yea
Patel, Darshana R.	Democratic	Yea
Pellerin, Gail	Democratic	Yea
Petrie-Norris, Cottie	Democratic	Yea
Quirk-Silva, Sharon	Democratic	Yea
Ramos, James C.	Democratic	Yea
Ransom, Rhodesia	Democratic	Yea
Rodriguez, Celeste	Democratic	Yea
Rodriguez, Michelle	Democratic	Not Voting
Rogers, Chris	Democratic	Yea
Rubio, Blanca E.	Democratic	Yea
Schiavo, Pilar	Democratic	Yea
Schultz, Nick	Democratic	Yea
Sharp-Collins, LaShae	Democratic	Yea
Solache, Jr., José Luis	Democratic	Not Voting
Soria, Esmeralda	Democratic	Yea
Stefani, Catherine	Democratic	Yea
Valencia, Avelino	Democratic	Not Voting
Ward, Christopher M.	Democratic	Yea
Wicks, Buffy	Democratic	Yea
Wilson, Lori D.	Democratic	Yea
Zbur, Rick Chavez	Democratic	Yea
Alanis, Juan	Republican	Nay
Castillo, Leticia	Republican	Nay
Chen, Phillip	Republican	Nay
Davies, Laurie	Republican	Nay
DeMaio, Carl	Republican	Nay
Dixon, Diane	Republican	Nay
Ellis, Stan	Republican	Nay
Flora, Heath	Republican	Nay
Gonzalez, Jeff	Republican	Nay
Hadwick, Heather	Republican	Nay
Hoover, Josh	Republican	Nay
Johnson, Natasha	Republican	Nay
Lackey, Tom	Republican	Nay
Macedo, Alexandra	Republican	Nay
Sanchez, Kate	Republican	Nay
Ta, Tri	Republican	Nay
Tangipa, David J.	Republican	Nay
Wallis, Greg	Republican	Nay

Official roll call →

Party	Yea	Nay	Present	Not Voting
Democratic	11	0	0	0
Republican	0	3	0	1
Total	11	3	0	1
% of votes cast	73%	20%	0%	7%

Member	Party	Vote
Arambula, Joaquin	Democratic	Yea
Calderon, Lisa	Democratic	Yea
Caloza, Jessica	Democratic	Yea
Fong, Mike	Democratic	Yea
González, Mark	Democratic	Yea
Krell, Maggy	Democratic	Yea
Pacheco, Blanca	Democratic	Yea
Pellerin, Gail	Democratic	Yea
Sharp-Collins, LaShae	Democratic	Yea
Solache, Jr., José Luis	Democratic	Yea
Wicks, Buffy	Democratic	Yea
Dixon, Diane	Republican	Nay
Hoover, Josh	Republican	Nay
Ta, Tri	Republican	Not Voting
Tangipa, David J.	Republican	Nay

Committee vote — Committee CX15 — Committee vote

July 01, 2026

Passed 8 Yea · 1 Nay · 1 Other

Party	Yea	Nay	Present	Not Voting
Democratic	8	0	0	0
Republican	0	1	0	1
Total	8	1	0	1
% of votes cast	80%	10%	0%	10%

How each member voted (10)

Member	Party	Vote
Carrillo, Juan	Democratic	Yea
Pacheco, Blanca	Democratic	Yea
Ramos, James C.	Democratic	Yea
Ransom, Rhodesia	Democratic	Yea
Rubio, Blanca E.	Democratic	Yea
Stefani, Catherine	Democratic	Yea
Ward, Christopher M.	Democratic	Yea
Wilson, Lori D.	Democratic	Yea
Johnson, Natasha	Republican	Nay
Ta, Tri	Republican	Not Voting

Official roll call →

Party	Yea	Nay	Present	Not Voting
Democratic	29	0	0	1
Republican	0	9	0	1
Total	29	9	0	2
% of votes cast	73%	23%	0%	5%

Member	Party	Vote
Cabaldon, Christopher	Democratic	Yea
Cervantes, Sabrina	Democratic	Yea
Grayson, Timothy S.	Democratic	Yea
Richardson, Laura	Democratic	Yea
Wahab, Aisha	Democratic	Yea
Dahle, Megan	Republican	Not Voting
Seyarto, Kelly	Republican	Not Voting

Member	Party	Vote
Cabaldon, Christopher	Democratic	Yea
Cervantes, Sabrina	Democratic	Yea
Grayson, Timothy S.	Democratic	Yea
Richardson, Laura	Democratic	Yea
Wahab, Aisha	Democratic	Yea
Dahle, Megan	Republican	Yea
Seyarto, Kelly	Republican	Yea

Do pass as amended, but first amend, and re-refer to the Committee on [Appropriations]

April 21, 2026

Passed 8 Yea · 1 Nay · 4 Other

Party	Yea	Nay	Present	Not Voting
Democratic	8	0	0	1
Republican	0	1	0	3
Total	8	1	0	4
% of votes cast	62%	8%	0%	31%

How each member voted (13)

Member	Party	Vote
Archuleta, Bob	Democratic	Yea
Arreguín, Jesse	Democratic	Yea
Blakespear, Catherine S.	Democratic	Yea
Cortese, Dave	Democratic	Yea
Gonzalez, Lena A.	Democratic	Yea
Grayson, Timothy S.	Democratic	Yea
Menjivar, Caroline	Democratic	Not Voting
Richardson, Laura	Democratic	Yea
Wiener, Scott D.	Democratic	Yea
Dahle, Megan	Republican	Not Voting
Seyarto, Kelly	Republican	Not Voting
Strickland, Tony	Republican	Nay
Valladares, Suzette Martinez	Republican	Not Voting

Official roll call →

Subjects

public-safety environment transportation agriculture energy

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Frequently asked questions

What does SB 1423 do?: Regional planning: standardized spatial planning datasets.
Who sponsors SB 1423?: SB 1423 is sponsored by Stern, Henry I. (Democratic).
What is the current status of SB 1423?: This bill has been sent to the executive. Introduced February 20, 2026. It awaits signature.
Where can I track SB 1423?: Track SB 1423 free on One Click Politics — get push/email alerts when it moves.

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At a glance

Identifier: SB 1423
Jurisdiction: California
Session: 20252026 Regular Session
Type: Bill
Introduced: February 20, 2026
Status: To Executive
Prime sponsor: Stern, Henry I.

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