DOT rolls back fuel economy standards
The gist
U.S. DOT finalized a rule cutting the 2031 fuel economy target to 34.9 MPG.
The change affects what cars automakers build and what buyers pay at dealerships.
How it unfolded
- 2025 -12The administration proposed major reductions to the Biden-era CAFE rules.
- Dec 3, 2025President Donald Trump spoke at an event on fuel economy standards in the Oval Office.
- Sep 28, 2026The U.S. DOT finalized a rule lowering fleet-wide CAFE standards, resetting the 2031 target to 34.9 MPG from a projected 50.4 MPG.