Our mission is to be your trusted navigator through the dynamic landscape of ZEV. We'll illuminate their policies with crystal-clear explanations, ensuring you understand the principles that guide their operations. Moreover, we'll unveil the thrilling innovations that make ZEV a trailblazer in its field. Get ready to discover the cutting-edge technologies that set them apart, and understand how these advancements shape not only their products but potentially the industry as a whole.

Welcome to ZEV Help! Your Guide to Zero-Emission Commercial Vehicles
In January 2025, the California Air Resources Board (CARB) withdrew its EPA waiver request for the Advanced Clean Fleets (ACF) regulation's fleet purchase requirements. Without the EPA waiver, the ACF fleet operations mandates (drayage, government fleets, high-priority fleets) cannot be enforced by California. The manufacturer zero-emission sales mandate (ACT rule) remains separately in effect. Monitor ARB.CA.gov for the latest developments.
CARB Advance Clean Fleet is a Fleet requirement effective Oct 1 2023.
It has two elements:
The ACF regulation applies to fleets performing: