The administration has begun formally rolling back federal fuel-economy requirements for new vehicles. Announcing the change at a White House event with executives from several major automakers, President Trump said the revision will lower vehicle prices for consumers and criticized prior rules as “ridiculously burdensome.”
The standards affected are the Corporate Average Fuel Economy (CAFE) rules, which set rising fleetwide fuel-efficiency targets that automakers must meet. Under previous enforcement, companies that missed targets faced fines or bought credits from higher-performing manufacturers, including many electric-vehicle makers.
Advocates of stricter standards and independent analyses, including Consumer Reports, have disputed the claim that tighter rules inevitably raise vehicle costs, noting that greater fuel efficiency can produce long-term savings for buyers. Still, the administration has already weakened enforcement by removing associated fines via the One Big Beautiful Bill Act. Where the Biden administration had set CAFE targets to improve fleet efficiency by roughly 2% per year, the new proposal would reset targets to a 2022 baseline and raise them by only about 0.5% annually. The rule now moves into a public-comment period at the Department of Transportation before it can be finalized.
This regulatory shift comes alongside other actions narrowing federal policies that encouraged cleaner vehicles. The administration has rolled back EPA tailpipe greenhouse-gas rules that pushed automakers toward lower-emission models. Congress eliminated the federal consumer tax credit for EV purchases and ended a tax credit for installing home EV chargers (scheduled to stop in June 2026). Lawmakers also cut other clean-energy incentives sooner than planned and voted to revoke federal waivers that had allowed California to require zero-emission vehicles. A federal program to build a nationwide high-speed EV-charger network has been temporarily delayed as well.
Trump campaigned against what he described as an “electric vehicle mandate” and pledged to rescind policies that encouraged EV adoption; the current measures follow through on that campaign promise.
The rollback is intended in part to benefit automakers. Allowing a higher share of large trucks and SUVs without penalty makes it easier for manufacturers to sell popular, higher-margin vehicles. Executives say the regulatory changes will help earnings and offset costs such as tariffs; some have described the prior Biden-era rules as difficult or “unworkable” for long-term planning and operations.
At the same time, automakers operate in a global market where many countries maintain strong climate policies and competition from increasingly capable, lower-cost Chinese EV makers is intensifying. Ford CEO Jim Farley welcomed the administration’s move as aligning rules with market realities but stressed his company still plans to develop affordable electric models and expects EV adoption to grow over time. Frequent swings in fuel-economy and emissions policy across administrations—from Obama to Trump to Biden and now—have complicated industry planning and left automakers managing ongoing regulatory uncertainty.