The Trump administration has updated diesel engine rules to prevent trucks and farm equipment from slowing down or shutting ...

EPA changes its diesel exhaust fluid sensor policy. The post DEF sensors no longer required on trucks, other diesel equipment ...

President Donald Trump and Environmental Protection Agency Administrator Lee Zeldin finalized long-awaited biofuel blending ...

The Trump administration will waive higher-ethanol E15 gasoline from US volatility requirements this summer, expanding sales ...

President Trump and his EPA announced the highest-ever Renewable Fuel Standard volume obligations or RVOs for 2026 and ’27.

The Environmental Protection Agency announced on March 27, 2026, that it is removing the diesel exhaust fluid sensor requirement for all diesel equipment, a decision the agency frames as a direct ...

The EPA will allow summer sales of E15 gasoline nationwide, aiming to increase fuel supply and give drivers lower-cost ...

The EPA announced Wednesday it will issue an emergency waiver allowing the nationwide sale of gasoline containing a higher percentage of ethanol as legislation that would allow the same remains ...

The move could ease skyrocketing gas prices, but it's not the permanent relief the ethanol industry was aiming for.

After years of failing to meet Clean Air Act standards, metro Phoenix won its argument that nonlocal ozone shouldn't count.

The agency wants to postpone worker protection deadlines while it mulls changes to rules for perchloroethylene, carbon ...

Environmental Protection Agency issued a temporary waiver to allow the nationwide sale of E15 ethanol gasoline, in a bid to ...