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Discussion document
On-Road Vehicle and Engine Emission Regulations

Updating Canada's Motorcycle Emission Standards to Align with New U.S. Rules

Regulatory Development Division
Transportation Systems Branch
Environment Canada

September 2004

Table of Contents

  1. Introduction
  2. Background
    1. 2.1   The Federal Agenda on Cleaner Vehicles, Engines and Fuels
    2. 2.2   The On-Road Vehicle and Engine Emission Regulations
    3. 2.3   A Snapshot of the Canadian Motorcycle Market
    4. 2.4   Air Pollution Contribution of On-Road Motorcycles in Canada
  3. Current Canadian Emission Standards for On-Road Motorcycles
  4. Summary of Major Changes in EPA's Final Rule on Motorcycle Emission Standards for 2006 and Later Model Years
    1. 4.1   Regulation of Small Displacement Motorcycles (less than 50 cc)
    2. 4.2   Exhaust Emission Standards
    3. 4.3   Evaporative Emission Standards
    4. 4.4   Crankcase Emission Standards
    5. 4.5   Compliance-Related Flexibilities
      1. 4.5.1   Optional Corporate Emissions Averaging
      2. 4.5.2   Provisions for Banking Early Emission Credits
      3. 4.5.3   Provisions for Small-Volume Manufacturers
      4. 4.5.4   Option to Use Engine Certified to Non-Road Emission Standards
      5. 4.5.5   Exemptions for Specified Limited Cases
    6. 4.6   Emission Test Procedures
      1. 4.6.1   Exhaust Emission Test Cycle
      2. 4.6.2   Test Fuels
      3. 4.6.3   New Evaporative Emission Test Procedures
      4. 4.6.4   Possibility of a Future World Harmonized Emission Test Cycle
  5. Key Findings by the U.S. EPA
    1. 5.1  Environmental Benefits
    2. 5.2   Technical Feasibility and Costs
      1. 5.2.1  "Class IA" Motorcycles
      2. 5.2.2  "Class IB" and "Class II" Motorcycles
      3. 5.2.3  "Class III" Motorcycles
      4. 5.2.4   Evaporative Emission Control
      5. 5.2.5   Incremental Cost of Emission Controls
    3. 5.3   Impacts on Vehicle Performance and Safety
  6. Proposed Path Forward for Canada
    1. 6.1  Policy of Alignment with U.S.
    2. 6.2   Scope of Covered Motorcycles
    3. 6.3   Provisions for Corporate Fleet Emission Averaging
    4. 6.4   Provisions for Small-Volume Manufacturers
    5. 6.5   Option to Use Engine Certified to Non-Road Emission Standards
    6. 6.6   Exemptions for Specified Limited Cases
    7. 6.7   World Harmonized Emission Test Cycle
  7. Next Steps
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