Dan Becker

Rule Changes

Leading environmental opposition and litigation against the rollback; his group sued in February over the Endangerment Finding rescission

The Transportation Department's final fuel-economy rule, published September 28, sets the 2031 fleetwide target at 34.9 miles per gallon, down from 50.4 under President Biden. It also rewrites standards for model years 2022 through 2026 and ends the credit trading that let automakers buy and sell efficiency gains, starting in 2028.

Updated Oct 24