Trump Scraps DEF Sensor Mandates To Save Farmers And Truckers Billions

The White House came alive today with the Great American Agriculture Celebration, but the real fireworks happened when ...
Cowboy State Daily

Spike In Diesel Prices Squeezes Wyoming Truckers Already On Thin Margins

Diesel has surged past $5 a gallon as the U.S.-Iran war strains global oil markets. Truckers hauling freight through Wyoming say they’re losing money ...
Morning Overview on MSN

EPA drops DEF sensor requirement after Trump push, reports say

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 ...
Commercial Carrier Journal

EPA strikes DEF sensor requirement, seeks to end derates over fluid quality

The EPA’s updated guidance, announced Friday, allows truck manufacturers to bypass sensors that monitor the quality of DEF.
Overdrive

Trump, EPA, Congress hope to save truckers billions with Diesel Liberation Act, new guidance

President Donald Trump on Friday announced the Environmental Protection Agency was removing the DEF sensor requirement for ...
AgWeb

Trump Signals More DEF Rollbacks, Pushes Manufacturers to Lower Equipment Costs

EPA is removing DEF sensor requirements to end costly equipment shutdowns and save farmers an estimated $4.4 billion annually ...

EPA Rescinds Rule Requiring Some Diesel Exhaust Sensors Following Operator Complaints -- OPIS

EPA has rescinded rules requiring Diesel Exhaust Fluid Urea Quality Sensors on diesel-powered vehicles and nonroad equipment. EPA Administrator Lee Zeldin said the change was meant to address ...