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Gasoline Deposit Control Additives
This page last reviewed on July 30, 2009
This section of our website provides information regarding deposit control additives in gasoline and their effect on combustion chamber deposits and the resulting effect on emissions.Current Regulations
- The
regulations for required additives in gasoline are in section 2257 of
the ARB Motor Vehicle
Gasoline Regulations (Title 13, CCR,
Sections 2250-2273.5, reflecting amendments effective August 29, 2008)
(PDF – 648k)
or (DOC – 906k)
- Certification Activity
Board Hearing Documents
Public Meetings and Documents
| July 29, 2009 | Third Advisory Letter Regarding Certification Test Fuels ( PDF-21k) |
| January 31, 2007 | 2006 Silver Corrosion Inhibitor Survey Notification Letter ( PDF-40k) and Survey (DOC-111k) or total package (PDF-154k) |
| January 31, 2007 | 2005 Silver Corrosion Inhibitor Survey Advisory Letter and Survey Package (PDF-68k) |
| June 18, 2001 | Advisory Letter Regarding Certification for Phase 3 Gasoline (PDF – 32k) |
| April 21, 2001 | Second Advisory Letter Regarding Certification Test Fuels (PDF – 135k) |
| December 21, 2000 | Advisory Letter Regarding Certification Test Fuels (PDF – 125k) |
| August 1999 | Advisory Letter for 1998 Amendments to the Gasoline Deposit Control Additive Regulation (PDF – 129k) |
| July 24, 1998 | Workshop Notice |
| June 11, 1998 | Workshop Notice |
| March 24, 1998 | Workshop Notice |
Other Information
- Test Method for Evaluating Formation of Intake Valve and Combustion
Chamber Deposits in Motor Vehicles (PDF – 61k)
- Information on intake valve deposits and port fuel injector deposits were included as part of the California Phase 1 Reformulated Gasoline (CaRFG1) regulations.
