Proposed Rule and Related Materials for Control of Air Pollution From New Motor Vehicles and New Motor Vehicle Engines; Regulations Requiring Onboard Diagnostic Systems on 2010 and Later Heavy-Duty Engines Used in Highway Applications Over 14,000 Pounds

The following is information for the proposed rule for Control of Air Pollution From New Motor Vehicles and New Motor Vehicle Engines; Regulations Requiring Onboard Diagnostic Systems on 2010 and Later Heavy-Duty Engines Used in Highway Applications Over 14,000 Pounds; Revisions to Onboard Diagnostic Requirements for Diesel Highway Heavy-Duty Vehicles Under 14,000 Pounds.

• Proposed Rule (pdf) (978 KB, published January 24, 2007)

Related Materials

• Fact Sheet: Regulations Requiring Onboard Diagnostic Systems on 2010 and Later Heavy-Duty Engines Used in Highway Applications Over 14,000 Pounds; Revisions to Onboard Diagnostic Requirements for Diesel Highway Heavy-Duty Applications Under 14,000 Pounds (pdf) (130 KB, EPA-420-F-06-058, December 2006)
• Draft Technical Support Document (pdf) (890 KB, EPA-420-D-06-006, December 2006)