The Environmental Protection Agency announced on March 27, 2026, that it is removing the diesel exhaust fluid sensor ...

The Environmental Protection Agency on March 27 rescinded a requirement that diesel equipment be equipped with diesel exhaust fluid (DEF) sensors, according to a press release.

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

President Donald Trump and the U.S. Environmental Protection Agency announced guidance allowing the removal of the DEF sensor ...

The feds aren't scrapping DEF altogether, but this could potentially address a large portion of emissions system failures.

The move follows a February action seeking to end diesel derates. EPA cited the Small Business Administration as saying its ...

Diesel exhaust fluid freezes at 12 degrees Fahrenheit, leaving ice road truckers in a dangerous predicament when their big ...

The U.S. Small Business Administration estimates new guidance on diesel exhaust fluid sensors will save farmers and truckers ...

New guidance allows engine makers to replace problematic DEF sensors with NOx-based systems, aiming to reduce unnecessary ...

On Friday, the U.S. Environmental Protection Agency released the following: Today, at the White House Great American Agriculture Celebration, President Trump announced another decisive action U.S.

Maintaining optimal performance and ensuring compliance with emissions standards go hand in hand for operators of diesel trucks. Diesel Exhaust Fluid (DEF) is a critical component in achieving both.