California Standards For Motor Vehicle Fuels

This page last reviewed March 27, 2013

Current Regulations

For all official regulatory language, please go to California’s Office of Administrative Law website, otherwise, the current California Standards For Motor Vehicle Fuel Regulations can be found at the following links:


California Standards For Motor Vehicle Fuel Regulations

• Sections 2250 - 2273.5
  California Reformulated Gasoline Regulations
• Title 13, Sections 2281 - 2285 and Title 17, Section 93114
  California Diesel Fuel Regulations
• Title 13, Sections 2290 - 2293.5
  California Alternative Motor Vehicle Fuel Regulations
• Title 13, Sections 2296 - 2298
  California Sampling And Test Procedure Regulations

Formal Rulemaking Documents

California Reformulated Gasoline

• Rule Amendment October 21, 2011
  2011 Amendments to the Phase 3 California Reformulated Gasoline Regulations

• Rule Amendment June 14, 2007
  2007 Amendments to the Phase 3 California Reformulated Gasoline Regulations
• Rule Amendment September 8, 2005
  Emergency Regulatory Amendment Relaxing the Reid Vapor Pressure Standard for California Reformulated Gasoline in September and October 2005
• Rule Amendment November 18, 2004
  2004 Amendments Refining the CaRFG3 Regulations
• Rule Amendment December 12, 2002
  CaRFG3 Amendments to Refine MTBE Prohibitions
• Rule Amendment July 25, 2002
  CaRFG3 Amendments to Postpone MTBE Prohibitions
• Rule Amendment November 16, 2000
  CaRFG3 Follow-up Amendments
• Rule Amendment November 16, 2000
  CaRFG3 Rulemaking on Amending the Test Methods Designated for Determining Olefin Content and Distillation Temperatures of Gasoline
• Rule Amendment December 9, 1999
  CaRFG3 Rulemaking Documents

California Diesel Fuel

• Rule Amendment Novermber 24, 2004
  Emergency Regulatory Amendment Delaying the January 1, 2005 Implementation Date for the Diesel Fuel Lubricity Standard
• Rule Amendment Novermber 18, 2004
  Amendments Extending the California Standards for Motor Vehicle Diesel Fuel to Diesel Fuel Used in Harborcraft and Intrastate Locomotives
• Rule Amendment July 24, 2003
  Amendments to the California Diesel Fuel Regulations

California Sampling And Test Procedures

• Rule Amendment July 25, 2002
  CaRFG3 Amendments to Postpone MTBE Prohibitions
• Rule Amendment November 16, 2000
  CaRFG3 Follow-up Amendments