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  2. Regulations for Emissions from Vehicles and Engines

Direct Final Rule for Amendments to Regulations for Heavy-Duty Diesel Engines

Direct Final Rule for Amendments to Regulations for Heavy-Duty Diesel Engines
Basic Information
Code of Federal Regulations Citations
  • 40 CFR Part 9
  • 40 CFR Part 86

On this page:

  • Rule Summary
  • Additional Resources

Rule Summary

Related Topics

Final Rule for Control of Air Pollution from New Motor Vehicles: Heavy-Duty Engine and Vehicle Standards and Highway Diesel Fuel Sulfur Control Requirements

The U.S. Environmental Protection Agency (EPA) is publishing a Direct Final Rule to incorporate some technical amendments to regulations related to highway heavy-duty diesel engines.

  • Direct Final Rule (PDF)(9 pp, 185 K, published August 30, 2006, About PDF)

Additional Resources

Fact Sheet

  • Highway Heavy-Duty Diesel Engine Regulatory Amendments (PDF)(2 pp, 123 K, EPA-420-F-06-059, August 2006)

Regulations for Emissions from Vehicles and Engines

  • Onroad
    • Passenger Vehicles
    • Commercial Trucks & Buses
    • Motorcycles
  • Nonroad
    • Aircraft
    • Heavy Equipment
    • Locomotives
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  • Greenhouse Gas
Contact Us About Regulations for Emissions from Vehicles and Engines
Contact Us About Regulations for Emissions from Vehicles and Engines to ask a question, provide feedback, or report a problem.
Last updated on June 20, 2024
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