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  2. Regulations for Emissions from Vehicles and Engines

The Safer Affordable Fuel Efficient (SAFE) Vehicles Final Rule for Model Years 2021-2026

The Safer Affordable Fuel Efficient (SAFE) Vehicles Final Rule for Model Years 2021-2026
Basic Information
Code of Federal Regulations Citations
  • 40 CFR Part 85
  • 40 CFR Part 86
  • 40 CFR Part 600
  • 49 CFR Part 523
  • 49 CFR Part 531
  • 49 CFR Part 533
  • 49 CFR Part 536
  • 49 CFR Part 537
Docket Numbers
  • EPA-HQ-OAR-2018-0283

On this page:

  • Rule Summary
  • Rule History
  • Additional Resources

Rule Summary

The National Highway Traffic Safety Administration (NHTSA) and the Environmental Protection Agency (EPA) finalize updated Corporate Average Fuel Economy (CAFE) and greenhouse gas emissions standards for passenger cars and light trucks and establish new standards, covering model years 2021 through 2026.

Rule History

  • Proposed Rule: The Safer Affordable Fuel Efficient (SAFE) Vehicles Proposed Rule for Model Years 2021-2026

Additional Resources

  • Technical Correction: The Safer Affordable Fuel-Efficient (SAFE) Vehicles Rule for Model Years 2021-2026 Passenger Cars and Light Trucks; Correction (PDF) (6 pp, 579 K, published July 8, 2020, About PDF)
  • Final Rule: The Safer Affordable Fuel-Efficient (SAFE) Vehicles Rule for Model Years 2021-2026 Passenger Cars and Light Trucks (PDF) (1105 pp, 24 MB, published April 30, 2020, About PDF)
  • For additional information regarding this rule including the Final Regulatory Impact Analysis and modeling analysis, please see https://www.nhtsa.gov/corporate-average-fuel-economy/safe.

Regulations for Emissions from Vehicles and Engines

  • Onroad
    • Passenger Vehicles
    • Commercial Trucks & Buses
    • Motorcycles
  • Nonroad
    • Aircraft
    • Heavy Equipment
    • Locomotives
    • Marine
    • Recreational Vehicles
    • Small Equipment & Tools
  • Greenhouse Gas
Contact Us About Regulations for Emissions from Vehicles and Engines
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on November 29, 2024
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