New Transportation Secretary Sean Duffy called current regulations unrealistic and costly for automakers and consumers.

By Mark Walker The newly confirmed transportation secretary, Sean Duffy, signed an order on Tuesday seeking to roll back key ...

Duffy ordered the federal agency in charge of fuel economy standards to reverse them as soon as possible. The standards have been in place since the 1970s energy crisis and were intended to ...

According to a new study, a majority of Americans support better fuel economy standards ... and refueling do matter to them. Now we’ll see if the incoming administration helps reduce those ...

Newly appointed Transportation Secretary Sean Duffy ordered a rewrite of more stringent US fuel-economy rules, following through on one of President Donald Trump’s first directives after he ...