On March 29, 2024, the Environmental Protection Agency (EPA) issued the final rule for “Greenhouse Gas Emissions Standards for Heavy-Duty Vehicles – Phase 3” (“Phase 3”) establishing new GHG standards for MYs 2027-2032. The...more
A historic joint agreement, called the Clean Truck Partnership, was announced on July 6, 2023, between the California Air Resources Board (CARB) and a number of heavy-duty engine and vehicle manufacturers. Under the...more
On April 12, 2023, the Environmental Protection Agency (EPA) issued a Notice of Proposed Rulemaking for “Greenhouse Gas Emissions Standards for Heavy-Duty Vehicles – Phase 3” (the Phase 3 proposed rule or NPRM), establishing...more
What is the significance of EPA’s March 30, 2023 Notice of Decision (pre-publication) granting two separate requests for waivers of Clean Air Act (“CAA”) preemption for California Air Resources Board (“CARB”) regulations...more
The U.S. Environmental Protection Agency (EPA) recently released a long-awaited update to its enforcement policy on vehicle and engine tampering and aftermarket parts....more