Off-Road Vehicles, Engines and Equipment

This page last reviewed November 9, 2016

 Off-Road Vehicles, Engines and Equipment
  • Procedures for Exemption of Add-On and Modified Parts for Off-Road Categories (PDF - 30K)

    • Appendix A: Exemption Application (PDF - 7K)

    • Appendix B: Emissions-Related Parts List (PDF - 11K)

    • Appendix C: Exhaust Emission Standards and Test Procedures for Off-Road Diesel Engines and Equipment 50<=HP<175 (PDF - 11K)

  • California Evaluation Procedures for New Aftermarket Non-Original Equipment Catalytic Converters for Off-Road Vehicles, Engines, and Equipment (PDF - 30K)

    • Appendix A: Exhaust Emission Standards and Test Procedures for Off-Road Diesel Engines and Equipment 50<=HP<175 (PDF - 11K) 

  • California Certification and Installation Procedures for Systems Designed to Convert Off-Road Vehicles, Engines, and Equipment to Use Alternate Fuels (PDF - 38K) 

    • Appendix A: Exhaust Emission Standards and Test Procedures for Off-Road Diesel Engines and Equipment 50<=HP<175 (PDF - 11K)

  • Executive Orders for Systems Designed to Convert Off-Road Vehicles, Engines, and Equipment to Use Alternate Fuels
Formal Regulatory Documents regarding certification procedures for aftermarket parts for off-road vehicles, engines and equipment.


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