California 2025-2026 Regular Session

California Assembly Bill AB1944

Introduced

2/13/26

Refer

3/2/26

Report Pass

3/24/26

Engrossed

4/6/26

Refer

4/6/26

Refer

5/6/26

Report Pass

6/9/26

Caption

An act to amend Section 35554 of the Vehicle Code, relating to vehicles.

Impact

If enacted, AB 1944 will facilitate the deployment of zero-emission transit buses by providing transit operators with the flexibility to procure heavier buses without facing penalties associated with the weight regulations. This could enhance public transportation options and promote an eco-friendly shift in the transit sector. Moreover, the bill is expected to align with California's broader environmental goals by encouraging the adoption of zero-emission technologies in public transit, which may lead to overall reductions in greenhouse gas emissions from the transportation sector.

Summary

Assembly Bill 1944, introduced by Assembly Member Lee, seeks to amend California's Vehicle Code regarding the weight limitations for zero-emission transit buses. The current regulation prohibits the maximum gross weight on any one axle of a bus from exceeding 20,500 pounds, with certain exceptions for transit buses procured through specific solicitation processes. This bill proposes to establish higher weight limitations, allowing zero-emission transit buses procured between January 1, 2027, and December 31, 2031, to have curb weights on axles of up to 25,000 pounds, an increase designed to support the transition to cleaner transit options.

Contention

The bill outlines a sunset provision, set to expire on January 1, 2032, for the specified weight increases, which could evoke discussions among stakeholders regarding the long-term implications of increased vehicle weights on road infrastructure and safety. Concerns may arise from local governments and the public regarding potential overuse of transit streets under heavier loads. Balancing the need for larger vehicles to support ridership and the safe operation of public infrastructure will be critical points of contention as the bill moves through the legislative process.

Latest CA AB1944 Activity

View All Events: CA 2025-2026 Regular Session AB1944

Companion Bills

No companion bills found.

Previously Filed As

CA AB33

An act to add Sections 38760, 38761, 38762, and 40010 and 38762 to the Vehicle Code, relating to autonomous vehicles.

CA SB1167

An act to amend Section 51860 of the Education Code, to amend Sections 26300 and 26302 26300, 26302, 26303, and 26304 of the Health and Safety Code, to amend Section 4442 of the Public Resources Code, and to amend Sections 312.5, 405, 406, 407.5, 426, 472, 672, 4020, 5030, 5031, 5032, 5033, 5034, 5035, 5036, 5037, 5038, 5039, 12500, 12509, 12509.5, 12804.9, 12814.6, 21113, 21201.3, 21203, 21207.5, 21209, 21712, 21960, 22651.08, 23135, 23330, 24015, 24951, 25650, 27800, 27802, 27803, 38012, 38366, 38505, and 38601 of, to amend the heading of Article 8.1 (commencing with Section 5030) of Chapter 1 of Division 3 of, to add Section 21065 to, and to add Article 7.5 (commencing with Section 27850) to Chapter 5 of Division 12 of, the Vehicle Code, relating to vehicles.