NHTSAProposed Rule

The Safer Affordable Fuel-Efficient Vehicles Rule III for Model Years 2022 to 2031 Passenger Cars and Light Trucks

TransportationEnvironmentEnergy

Summary

This rule sets new fuel efficiency and emissions standards for cars and light trucks sold between 2022 and 2031. The standards require automakers to gradually improve how far vehicles can travel on a gallon of fuel and reduce the pollution they produce, which affects what vehicles are available for purchase and their prices.

Key Points

  • 1Automakers must make passenger cars and light trucks more fuel-efficient over the next several years, meaning cars that go farther on less gas
  • 2The rule also limits greenhouse gas emissions from vehicles to help address climate change and air quality
  • 3Car manufacturers will need to invest in new technology and design changes to meet these standards
  • 4Consumers may see higher upfront vehicle costs but lower fuel expenses over time due to improved efficiency
  • 5The public has until February 6, 2026 to submit comments before the final rule is decided

Key Dates

Published

January 16, 2026

Comment Deadline

February 6, 2026

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This summary is for informational purposes only. It may not capture all nuances of the regulation. Always refer to the official text for authoritative information.

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