Trump finalizes rule to make cars less fuel efficient

New cars will be less fuel efficient, costing you more at the pump over the vehicle's lifespan.

The U.S. Department of Transportation has finalized new vehicle fuel efficiency standards, rolling back Biden-era targets. The Trump administration's rule mandates a fleet average of 34.9 miles per gallon by 2031, a significant decrease from the 50.4 mpg initially planned. This is only a slight increase from the 2024 target of 30.1 mpg. The administration contends this will reduce new car costs by $1,300 and save $138 billion over five years, though these figures are contested. Automakers have welcomed the change, while consumer, health, and environmental groups strongly oppose it. Critics argue the weaker standards will lead to higher gasoline costs for consumers, increased healthcare expenses due to pollution, and greater climate change impacts, contradicting the Biden administration's goal of saving consumers over $600 in fuel over a car's lifetime.

The finalization of these weaker fuel efficiency standards signals a rollback of environmental and consumer protection policies, prioritizing perceived short-term economic relief for automakers and buyers over long-term environmental and health benefits. This move directly contradicts the Biden administration's goals of reducing fuel consumption and emissions, potentially impacting the automotive industry's transition towards electrification and efficiency technologies. Consumer advocacy groups are likely to continue their legal and public campaigns against these standards, while automakers may face pressure to adapt their product strategies in light of fluctuating regulatory environments.

This regulatory shift will likely influence the types of vehicles manufactured and sold in the U.S. in the coming years, potentially leading to an increase in less fuel-efficient models. The debate over the economic versus environmental impact of these standards highlights a broader tension in climate policy, where regulatory certainty is often sacrificed for partisan political gains. Future administrations will face the challenge of re-establishing or further adjusting these critical standards, with significant implications for energy consumption, air quality, and the automotive sector's technological trajectory.