The Trump administration has finalized new fuel economy standards for cars and light trucks, sharply lowering Biden-era requirements in favor of makers of traditional gasoline-powered vehicles.
The National Highway Traffic Safety Administration (NHTSA) on Monday published the revised Corporate Average Fuel Economy, or CAFE, standards. Unlike mileage ratings for individual vehicles, CAFE rules set fuel-efficiency targets for an automaker’s entire yearly fleet.
Under the new rules, automakers will generally be required to make their new passenger-car and light-truck fleets up to 1 percent more fuel efficient each year. The agency estimates this will result in an industrywide average of about 34.9 miles per gallon by model year 2031, up from 30.1 mpg in 2024….