The Environmental Protection Agency (EPA) is urging machinery manufacturers to update their equipment to prevent shutdowns when diesel exhaust fluid runs out, Administrator Lee Zeldin said Monday.

Add Yahoo as a preferred source to see more of our stories on Google. U.S. Environmental Protection Agency Administrator Lee Zeldin was at the Iowa State Fair Aug. 12, 2025 with U.S. Small Business ...

The Environmental Protection Agency (EPA) has issued new guidance regarding diesel exhaust fluid (DEF) systems in diesel engines that cause trucks and tractors to enter “limp mode” when DEF levels are ...

These new regulations actually violate the EPA's requirements already on the books for diesel vehicles using DEF. From the EPA's own website, one such requirement is: Tamper Prevention System: The ...

EPA said its new proposed rule to further reduce diesel NOx emissions by 2024 was spurred by several state and city petitions from around the country. Photo: Jim Park If you thought the EPA 2010 ...

Wednesday welcomed a Senate Environment and Public Works (EPW) Committee hearing to examine S. 3135, the Cold Weather Diesel ...

Amidst a growing list of probes into Volkswagen's diesel-emission cheating scandal, the U.S. Environmental Protection Agency is expanding its investigation to cover additional diesel engines used in ...

DES MOINES, Iowa (IOWA CAPITAL DISPATCH) - U.S. Environmental Protection Agency Administrator Lee Zeldin announced guidance Tuesday for engine and equipment manufacturers to prevent sudden shutdowns ...

The EPA has been taking a hatchet to emission regulations, which "don't mean a damn bit of difference to the environment" according to "Home Alone 2" actor, President Donald Trump. EPA Administrator ...