On Friday, the National Highway Traffic Safety Administration (NHTSA) issued a new corporate average fuel economy (CAFE) schedule to increase mileage efficiency for passenger cars and trucks. The proposal is now open for a 60 day comment period. The proposal calls for improving fuel efficiency for:

Passenger cars by 2 percent per year for model years 2027-2032. Light trucks by 4 percent per year for model years 2027-2032. Heavy duty pick-up trucks and vans by 10 percent per year for model years 2030-2035.

NHTSA has also proposed alternatives and requested comments on those. The alternatives for passenger cars are, instead of a 2 percent per year increase, a 3 percent and 6 percent increase; for light duty trucks, instead of a 4 perc...