AB 1944 — Zero-emission transit buses: axle weight.
Last action — Chaptered by Secretary of State - Chapter 909, Statutes of 2026.
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✓Introduced
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✓In Committee
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✓Passed Assembly
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✓Passed Senate
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5To Executive
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6Enacted
This bill has been sent to the executive. Introduced February 13, 2026. It awaits signature.
Next likely step: the executive signs it into law or issues a veto.
Odds of enactment
Moderate chanceBased 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
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To Executive
Current position in the legislative process.
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1 sponsor
1 primary, 0 co-sponsors signed on.
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Single-party support
Sponsorship is currently within one party (1 D).
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Cleared a recorded vote
Passed 4 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 sets higher weight limits for zero-emission transit buses until 2032.
This bill allows zero-emission transit buses procured between 2027 and 2031 to have higher axle weight limits. The new limits can reach up to 25,000 pounds until January 1, 2032.
What this means for you
- Environment: This bill supports the transition to zero-emission transit buses, which can reduce air pollution.
Summary
Zero-emission transit buses: axle weight.
Bill Text
What changed in the latest version
1 added · 1 removedPlain-language change summary
The updated version of Bill AB 1944 has made some adjustments, including the addition of new information to clarify its purpose. This change is important because it helps ensure that everyone understands the bill better and knows what it aims to achieve. Such clarity can lead to more informed discussions and decisions as the bill moves through the legislative process.
20250AB__194498ENR20250AB__194497CHP 9897 INTRODUCED 2026-02-13 PASSED_ASSEMBLY 2026-04-06 PASSED_SENATE 2026-08-18 ENROLLED 2026-08-19 CHAPTERED 2026-09-30 APPROVED 2026-09-30 FILED 2026-09-30 2025 0 AB 1944 ENRCHP 2026 CHP 0 909 Introduced by Assembly Member Lee LEAD_AUTHOR ASSEMBLY Lee An act to amend Section 35554 of the Vehicle Code, relating to vehicles.
View plain text versions (4)
- Chaptered 09/30/26 - Chaptered html September 30, 2026
- Enrolled 08/19/26 - Enrolled html August 19, 2026
- Introduced 02/13/26 - Introduced Current pdf February 13, 2026
- AB1944 View text html
Action History
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Chaptered by Secretary of State - Chapter 909, Statutes of 2026.
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Approved by the Governor.
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Enrolled and presented to the Governor at 4:30 p.m.
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In Assembly. Ordered to Engrossing and Enrolling.
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Read third time. Passed. Ordered to the Assembly. (Ayes 30. Noes 8.).
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Read second time. Ordered to third reading.
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From committee: Do pass. (Ayes 10. Noes 3.) (June 9).
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Referred to Com. on TRANS.
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In Senate. Read first time. To Com. on RLS. for assignment.
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Read third time. Passed. Ordered to the Senate. (Ayes 62. Noes 3. Page 4496.)
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Read second time. Ordered to third reading.
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From committee: Do pass. (Ayes 15. Noes 1.) (March 23).
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Referred to Com. on TRANS.
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From printer. May be heard in committee March 16.
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Read first time. To print.
Sponsors
- Alex Lee · Primary
Sponsorship breakdown
Export CSV (upgrade) →1 sponsors · 0 co-sponsors · 121 not signed on · 11 voted No
Sponsors (1)
- Lee, Alex 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.
Votes
| Party | Yea | Nay | Present | Not Voting |
|---|---|---|---|---|
| Democratic | 30 | 0 | 0 | 0 |
| Republican | 1 | 8 | 0 | 1 |
| Total | 31 | 8 | 0 | 1 |
| % of votes cast | 78% | 20% | 0% | 3% |
How each member voted (40)
| Party | Yea | Nay | Present | Not Voting |
|---|---|---|---|---|
| Democratic | 9 | 0 | 0 | 0 |
| Republican | 1 | 3 | 0 | 0 |
| Total | 10 | 3 | 0 | 0 |
| % of votes cast | 77% | 23% | 0% | 0% |
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 | Yea |
| Richardson, Laura | Democratic | Yea |
| Wiener, Scott D. | Democratic | Yea |
| Dahle, Megan | Republican | Nay |
| Seyarto, Kelly | Republican | Nay |
| Strickland, Tony | Republican | Nay |
| Valladares, Suzette Martinez | Republican | Yea |
| Party | Yea | Nay | Present | Not Voting |
|---|---|---|---|---|
| Democratic | 48 | 1 | 0 | 10 |
| Republican | 14 | 2 | 0 | 4 |
| Unaffiliated | 0 | 0 | 0 | 1 |
| Total | 62 | 3 | 0 | 15 |
| % of votes cast | 78% | 4% | 0% | 19% |
How each member voted (80)
| Member | Party | Vote |
|---|---|---|
| Ávila Farías | — | Not Voting |
| 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 | Nay |
| Bauer-Kahan, Rebecca | Democratic | Not Voting |
| Bennett, Steve | Democratic | Not Voting |
| Berman, Marc | Democratic | Yea |
| Boerner, Tasha | Democratic | Yea |
| Bonta, Mia | Democratic | Yea |
| Bryan, Isaac G. | Democratic | Yea |
| Calderon, Lisa | Democratic | Yea |
| Caloza, Jessica | Democratic | Not Voting |
| Carrillo, Juan | Democratic | Yea |
| Connolly, Damon | Democratic | Yea |
| Elhawary, Sade | Democratic | Yea |
| Fong, Mike | Democratic | Yea |
| Gabriel, Jesse | Democratic | Not Voting |
| Garcia, Robert | Democratic | Yea |
| Gipson, Mike A. | Democratic | Yea |
| González, Mark | Democratic | Yea |
| Haney, Matt | Democratic | Yea |
| Harabedian, John | Democratic | Not Voting |
| Hart, Gregg | Democratic | Yea |
| Irwin, Jacqui | Democratic | Yea |
| Jackson, Corey A. | Democratic | Yea |
| Kalra, Ash | Democratic | Yea |
| Krell, Maggy | Democratic | Yea |
| Lee, Alex | Democratic | Yea |
| Lowenthal, Josh | Democratic | Yea |
| McKinnor, Tina | Democratic | Yea |
| Muratsuchi, Al | Democratic | Not Voting |
| Nguyen, Stephanie | Democratic | Yea |
| Ortega, Liz | Democratic | Yea |
| Pacheco, Blanca | Democratic | Yea |
| Papan, Diane | Democratic | Yea |
| Patel, Darshana R. | Democratic | Yea |
| Pellerin, Gail | Democratic | Yea |
| Petrie-Norris, Cottie | Democratic | Yea |
| Quirk-Silva, Sharon | Democratic | Not Voting |
| Ramos, James C. | Democratic | Yea |
| Ransom, Rhodesia | Democratic | Yea |
| Rivas, Robert | Democratic | Yea |
| Rodriguez, Celeste | Democratic | Not Voting |
| Rodriguez, Michelle | Democratic | Yea |
| Rogers, Chris | Democratic | Yea |
| Rubio, Blanca E. | Democratic | Yea |
| Schiavo, Pilar | Democratic | Yea |
| Schultz, Nick | Democratic | Not Voting |
| Sharp-Collins, LaShae | Democratic | Yea |
| Solache, Jr., José Luis | Democratic | Yea |
| 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 | Yea |
| Castillo, Leticia | Republican | Yea |
| Chen, Phillip | Republican | Yea |
| Davies, Laurie | Republican | Yea |
| DeMaio, Carl | Republican | Yea |
| Dixon, Diane | Republican | Yea |
| Ellis, Stan | Republican | Yea |
| Flora, Heath | Republican | Yea |
| Gallagher, James | Republican | Not Voting |
| Gonzalez, Jeff | Republican | Yea |
| Hadwick, Heather | Republican | Nay |
| Hoover, Josh | Republican | Yea |
| Johnson, Natasha | Republican | Not Voting |
| Lackey, Tom | Republican | Not Voting |
| Macedo, Alexandra | Republican | Nay |
| Patterson, Joe | Republican | Yea |
| Sanchez, Kate | Republican | Yea |
| Ta, Tri | Republican | Yea |
| Tangipa, David J. | Republican | Not Voting |
| Wallis, Greg | Republican | Yea |
| Party | Yea | Nay | Present | Not Voting |
|---|---|---|---|---|
| Democratic | 12 | 0 | 0 | 0 |
| Republican | 3 | 1 | 0 | 0 |
| Total | 15 | 1 | 0 | 0 |
| % of votes cast | 94% | 6% | 0% | 0% |
How each member voted (16)
| Member | Party | Vote |
|---|---|---|
| Aguiar-Curry, Cecilia M. | Democratic | Yea |
| Ahrens, Patrick | Democratic | Yea |
| Carrillo, Juan | Democratic | Yea |
| Harabedian, John | Democratic | Yea |
| Hart, Gregg | Democratic | Yea |
| Jackson, Corey A. | Democratic | Yea |
| Papan, Diane | Democratic | Yea |
| Ransom, Rhodesia | Democratic | Yea |
| Rogers, Chris | Democratic | Yea |
| Sharp-Collins, LaShae | Democratic | Yea |
| Ward, Christopher M. | Democratic | Yea |
| Wilson, Lori D. | Democratic | Yea |
| Davies, Laurie | Republican | Yea |
| Hoover, Josh | Republican | Yea |
| Lackey, Tom | Republican | Yea |
| Macedo, Alexandra | Republican | Nay |
Subjects
Frequently asked questions
- What does AB 1944 do?
- Zero-emission transit buses: axle weight.
- Who sponsors AB 1944?
- AB 1944 is sponsored by Lee, Alex (Democratic).
- What is the current status of AB 1944?
- This bill has been sent to the executive. Introduced February 13, 2026. It awaits signature.
- Where can I track AB 1944?
- Track AB 1944 free on One Click Politics — get push/email alerts when it moves.
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