In his first moments after being sworn in as Transportation secretary, Sean Duffy sought to reverse Biden regulations ...

Newly appointed Transportation Secretary Sean Duffy ordered a rewrite of more stringent U.S. fuel-economy rules, following ...

Secretary Sean Duffy is already moving to overturn the Biden-Harris administration’s stringent fuel economy standards ...

New U.S. Transportation Secretary Sean Duffy orders review of fuel economy standards, signaling a shift in vehicle efficiency ...

The former Wisconsin congressman has promised safer Boeing planes, less regulation and help for U.S. companies developing ...

U.S. Transportation Secretary Duffy has directed the NHTSA to reconsider fuel economy rules established to help promote EVs ...

The DOT now argues that increased fuel economy standards will make cars more expensive and that will make the vehicle fleet ...

Newly-minted Secretary Sean Duffy says current emissions standards will make future vehicles unaffordable.

The Biden-era push for stricter fuel economy regulations may be short-lived.New U.S.Transportation Secretary Sean Duffy has ...

The Senate confirmed Sean Duffy as the next transportation secretary. The new U.S. DOT leader will direct multiple agencies ...

The fuel economy standards have been in place since the 1970s energy crisis and were intended to conserve fuel and save ...

The Senate on Tuesday confirmed former Rep. Sean Duffy (R-Wis.) to be the next Transportation secretary, putting him in place ...