By rolling back auto industry fuel efficiency goals, US president Donald Trump hopes to make new cars cheaper. But prices won ...

An analysis by the NHTSA appears to challenge claims made by the Trump administration that rolling back fuel economy ...

The Trump administration proposed rules that would weaken fuel economy standards for vehicles set under President Biden in ...

At the White House this afternoon, President Trump said he was terminating "ridiculously burdensome" fuel economy rules. It's ...

Automotive fuel efficiency has made incredible leaps in recent decades. To showcase this, here are some of the most ...

The Trump administration's proposal to roll back Biden-era vehicle fuel-efficiency standards may save automakers in the U.S.

Signed into law in 1975, the Corporate Average Fuel Economy (CAFE) standards regulate how far vehicles must travel on a ...

The president said he would weaken Biden-era mileage standards, which were designed to increase electric-vehicle sales, ...

The Trump administration has proposed to lower the mandated average fuel-economy standards to 34.5 mpg by the 2031 model year ...

The Trump administration claims this move will reduce the cost of new cars by "almost $1,000," but has not specified how.

Now that his boss has proposed rolling back stringent, Biden-era fuel economy targets, Secretary of Transportation Sean Duffy ...

The regulatory decision would make it harder for future administrations to implement stricter fuel efficiency standards.