EPA is seeking information on zero-emission heavy trucks, fueling infrastructure and carbon-free port equipment to craft its clean port and heavy vehicles programs.

Fleets and Class 8 truck manufacturers are running into many challenges preparing for the updated NOx regulations from the Environmental Protection Agency, coming into effect in 2027.

Federal authorities in Michigan have charged three companies — including a truckload carrier — and 11 individuals in an aftermarket scheme to disable the emissions control systems.

More than 200 individuals weighed in on the Environmental Protection Agency's public hearing on its heavy-truck greenhouse gas emissions mandate.

The Environmental Protection Agency has proposed its most aggressive emission mandates for cars and heavy trucks while seeking input about how to achieve its plans.

WASHINGTON — The Biden administration is proposing strict new automobile pollution limits that would require as many as two-thirds of new vehicles sold in the U.S. to be electric by 2032.

WASHINGTON — The Biden administration will propose strict new automobile pollution limits this week that would require at least 54% of new vehicles sold in the U.S. to be electric by 2030.  

WASHINGTON — The Environmental Protection Agency on Dec. 20 announced more stringent clear-air standards for heavy trucks that the agency said are 80% stronger than current limits.

The Environmental Protection Agency is proposing its first new rules governing heavy-truck nitrogen oxide emissions in two decades, but engine manufacturers say the proposals would be difficult to meet and counterproductive because they could slow the move to cleaner technology.

WASHINGTON — In a major step to fight climate change, the Biden administration is raising vehicle mileage standards to significantly reduce emissions of planet-warming greenhouse gases.