CARB’s heavy-duty vehicle legacy programs have been focused on reducing combustion emissions. New heavy-duty zero-emission vehicle programs are complementary to these programs and focus on the long-term goal of reducing emissions in the heavy-duty transportation sector. They are part of California’s holistic plan to address challenging mandates and needs for public health protection, and to meet federal air quality standards and climate protection goals.
More about this program
2024 Reporting Cycle Opens October 14, 2025
The Innovative Clean Transit Reporting Tool (ICTRT) will be available from October 14, 2025, through 5 p.m. on Friday, November 21, 2025, for transit agencies to report their bus purchases and fleet information as of December 31, 2024.
The California Air Resources Board will provide an instructional webinar demonstrating how to use the updated ICTRT. The webinar will be held via Zoom on the following date and time: