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  2. Regulations for Emissions from Vehicles and Engines

Proposed Rule for Control of Emissions From Spark-Ignition Marine Vessels and Highway Motorcycles

Related Information

Final Rule for Control of Emissions From Highway Motorcycles

The following is the proposed rule and related materials for Control of Emissions From Spark-Ignition Marine Vessels and Highway Motorcycles.

  • Proposed Rule (pdf) (432 KB, published August 14, 2002)

Related Materials

  • Draft Regulatory Support Document (pdf) (922 KB, EPA420-D-02-003, July 2002)
  • Fact Sheet: Proposed Emission Standards for New Highway Motorcycles and Recreational Boats (pdf) (18.1 KB, EPA420-F-02-007, July 2002)
  • Final Report of the Small Business Advocacy Review Panel - Control of Emissions from Nonroad Large Spark Ignition Engines, Recreational Engines (Marine and Land-based), and Highway Motorcycles (pdf) (205 KB, EPA420-R-01-049, September 2001)

Frequently Asked Questions

  • Proposed Emission Standards for Highway Motorcycles (pdf) (16.5 KB, EPA420-F-02-010, July 2002)

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 About Regulations for Emissions from Vehicles and Engines to ask a question, provide feedback, or report a problem.
Last updated on May 13, 2025
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