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EPA Proposes to Streamline Approval Process for Fuel Conversion Systems

Green Car Congress

The new options would reduce some economic and procedural impediments to clean alternative fuel conversions while maintaining environmental safeguards to ensure that acceptable emission levels from converted vehicles are sustained. Exhaust, Evap, and OBD testing 2. Exhaust and Evap testing + OBD attestation.

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EPA updates rules to ease commercialization of alternative fuel conversion systems

Green Car Congress

Previous EPA regulations required vehicle and engine conversion systems to be covered by a certificate of conformity to gain a regulatory exemption from potential tampering charges. Exhaust, Evap, and OBD testing. MY 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 and < useful life mileage. MY >= current calendar year - 1.