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Trump Approves New MPG Standards Rolling Back Biden Rules

By Drooid · Sep 27, 2026, 11:12 PM UTC · How we work

Summary

Story summary

U.S. President Donald Trump approved new vehicle fuel-economy standards that roll back Biden-era requirements.
Transportation Secretary Sean Duffy said the administration will announce the standards on Monday.
The revised rules set an average of 34.5 mpg by 2031, versus 50.4 mpg under Biden.
Department of Transportation (DOT) estimates the change will lower new-car prices by about $930 each.
DOT projects the standards will increase fuel consumption by roughly 100 billion gallons through 2050.

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Story summary

U.S. President Donald Trump approved new vehicle fuel-economy standards that roll back Biden-era requirements.
Transportation Secretary Sean Duffy said the administration will announce the standards on Monday.
The revised rules set an average of 34.5 mpg by 2031, versus 50.4 mpg under Biden.
Department of Transportation (DOT) estimates the change will lower new-car prices by about $930 each.
DOT projects the standards will increase fuel consumption by roughly 100 billion gallons through 2050.