Washington — Overshadowed by the Biden administration’s new tailpipe emissions rule, the Department of Energy finalized changes last month to a little-known calculation that could dramatically impact ...

WASHINGTON — The U.S. Energy Department is proposing an update to a decades-old calculation that determines the petroleum-equivalent fuel economy of electric vehicles for NHTSA's fuel economy ...

Automated control of cars may let “drivers” rack up more fuel savings than if they were completely in charge, according to a new study conducted by the U.S. Department of Energy’s National Renewable ...

The Department of Energy formula is the first of several clean car regulations the administration is rolling out to encourage the president’s preferred EV future. The Biden administration released one ...

The U.S. Department of Energy (DOE) unveiled a revised rule that would effectively give automakers more flexibility with pending EPA rules for model years 2027 to 2032—and more time to ramp up EV ...