Clean Fuel Fleets (Alternative Fuels, Calif. Pilot Program)
This Web page provides links to information about the Clean Fuel Fleet Program (CFFP) including lists of certified alternative fuel vehicles, lists of certified heavy-duty engines and EPA regulations and guidance.
- Certified Vehicles
- Certified Heavy-Duty Engines
- Regulations/Guidance
- Also see: [Fuels], [CNG & LPG], [Methanol], and [Manufacturer Guidance Letters]
NOTE: You will need Adobe Acrobat Reader, available as a free download, to view some of the files on this page. See EPA's PDF page to learn more about PDF, and for a link to the free Acrobat Reader.
CERTIFIED ALTERNATIVE FUEL and/or CLEAN-FUEL FLEET VEHICLES:
Light-Duty Vehicles
- Listing of vehicles that are certified to NLEV (National Low-Emission Vehicle) standards. The majority of these engine families are certified for use in California and CAA Part 177 states. These lists reflect the vehicles which have been officially certified at the time the file was updated.
- 2002 Model Year: (updated 05-23-01)
[32K PDF] or [74K Excel] or [37K Tab-delimited] - 2001 Model Year: (updated 05-23-01)
[75K PDF] or [160K Excel] or [93K Tab-delimited] - 2000 Model Year: (updated 05-23-01)
[60K PDF] or [131K Excel] or [74K Tab-delimited]
- 2002 Model Year: (updated 05-23-01)
- 11-30-97 listing of 1998 Model Year vehicles converted in the field and recertified to one of EPA's emission standards.
[5K Lotus WK4] or [7K PDF] - Listing of vehicles certified that can burn ethanol (flex-fuel vehicles).
- 1999 Model Year: (updated 07-31-98) [5K Lotus WK4] or [6K PDF]
- 1998 Model Year: (updated 03-31-98) [5K Lotus WK4] or [5K PDF]
- 10-31-97 listing of 1998 Model Year vehicles certified that can burn methanol (flex-fuel vehicles).
[4K Lotus WK4] or [5K PDF] - Listing of vehicles that can operate on either a gaseous fuel (e.g. CNG, LPG) or conventional fuel.
- 1999 Model Year (updated 04-30-99) [5K Lotus WK4] or [6K PDF]
- 1998 Model Year (updated 9-30-98) [6K Lotus WK4] or [10K PDF]
- Listing of vehicles that are certified to TLEV (Transitional Low-Emission Vehicles) standards. All of these engine families are certified for use in California ONLY.
- 1999 Model Year (updated 04-30-99) [6K Lotus WK4] or [8K PDF]
- 1998 Model Year (updated 12-31-98) [24K Lotus WK4] or [85K PDF]
- Listing of vehicles certified to LEV (Low-Emission Vehicle) emission standards. The majority of these vehicles are certified for use in California ONLY.
- 2000 Model Year (updated 03-31-99) [11K Lotus WK4] or [10K PDF]
- 1999 Model Year (updated 04-30-99) [14K Lotus WK4] or [22K PDF]
- 1998 Model Year (updated 06-30-98) [13K Lotus WK4] or [25K PDF]
- Listing of vehicles certified to either (or both) ILEV and ULEV, or ILEV and ZEV. ILEV = Inherently Low-Emission Vehicle, ULEV = Ultra Low-Emission Vehicle, and ZEV = Zero Emission Vehicle.
- 2000 Model Year (updated 03-31-99) [6K Lotus WK4] or [9K PDF]
- 1999 Model Year (updated 01-31-99) [6K Lotus WK4] or [9K PDF]
- 1998 Model Year (updated 03-31-98) [6K Lotus WK4] or [9K PDF]
- 1997 Model Year List of ILEV/TLEV/ULEV/ZEV Vehicles, updated 5/97 [5K ZIP WK1]
- 1997 Model Year List of Alternative Fuel Vehicles [3K ZIP WK3]
- 1994-1996 Model Year List of ILEV/TLEV/ULEV/ZEV Vehicles, updated 1/23/96 [8K ZIP WK3]
Heavy-duty Engines
- 11-99 listing of Heavy-duty Engines certified to Clean Fuel Fleet standards (with test results) [90K Lotus WK1]
- 4-22-98 listing of 1998 and 1999 Model Year Heavy-duty Engines certified to Clean Fuel Fleet standards (with certificate #).
[4K Lotus WK1] or [5K PDF] - 4-22-98 listing of 1997 Model Year Heavy-duty Engines certified to Clean Fuel Fleet standards (with certificate #).
[4K Lotus WK1] - 7-17-97 listing of 1997 Model Year Heavy-duty Alternative Fuel Engines (with certificate #).
[7K PDF] or [3K ZIP WK1]
For further information, please contact: Sally Newstead (734-214-4474),
or Jean England (734-214-4888).
Guidance and Regulatory Information:
- 01/11/99 presentation: "Clean Fuel Fleets" by Clifford Tyree at the 1999 Operation SuperConference for the Newspaper Association of America. [410K black & white PDF] or [650K color PowerPoint-97]
- 8/28/98 Clean Fuel Fleet Program Implementation guidance [39K PDF] or [64K WPD]
- Notice of proposed rule, published 7/20/98. Optional Certification Streamlining Procedures for Light-Duty Vehicles, Light-Duty Trucks, and Heavy-duty Engines for Original Equipment Manufacturers and for Aftermarket Conversion Manufacturers.
- 9/11/98 Extension of comment period from August 19 to October 13, 1998 [HTML ] or [14K PDF]
- Summary [3K TXT]
- Full NPRM [HTML] or [60K PDF]
Contact: Sally Newstead (734-214-4474)
- EPA Tampering Enforcement Policy ("Memorandum 1A")
- 6/1/98 Revision to Addendum to EPA's Tampering Enforcement Policy for Alternative Fuel Conversions. [13K PDF] or [35K WPD]
- 11/17/97 presentation: "Certification / MEMO 1A" by Clifford Tyree and Richard Ackerman at the International Alternative Fuels Conference & Trade Show.
[12K PDF] or [77K PowerPoint 4] - 9/4/97 Addendum to EPA tampering enforcement policy ("Memorandum 1A") for alternative fuel aftermarket conversions:
Contact: Mobile Source Enforcement Branch (202-564-2255) ackerman.richard@epa.gov
- 1974 Memorandum 1A Interim Tampering Enforcement Policy & Update [14K TXT]
- 2/21/97 Conversion Kit Certification Meeting Info [12K TXT] [21K WP5]
- Federal Register: April 23, 1998 Clean Fuel Fleet Program; delay of implementation date.
- Fact Sheet [Read Now] or [13K PDF]
- Direct final rule [Read Now]
- Notice of proposed rulemaking [Read Now]
Contact: Sally Newstead (734-214-4474)
- 10/31/97 Draft working document of a Direct Final Rule which describes the certification streamlining process for clean-fuel fleet vehicles and engines [59K PDF] or [58K WP5]
- 10/27/97 Proposed Technical and Policy Analysis on Replacement Fuels and Alternative Fuel Vehicles, Office of Energy Efficiency and Renewable Energy, Department of Energy (DOE). Notice of availability and request for comments. [26K TXT]
- 7/97 Presentation: Clean Fuel Fleets Frequently Asked Questions [33K ZIP PowerPoint]
- 5/22/97 implementation guidance for Clean Fuel Fleets program [32K WP5]
- 12/17/96 Exec Order 13031, Fed Alt Fueled Vehicle Leadership [10K TXT]
- 5/2/96 Application for 1996+ small-volume certificates of conformity [32K TXT] or [41K PDF]
- 1/3/96 Sales Volume Limit Provisions, Proposed Rule [40K TXT]
- 1/3/96 Sales Volume Limit Provisions, Final Rule, removes DFRM [7K TXT]
- 1/3/96 Deterioration Factors & Labeling Direct Final Rule [48K TXT]
- 9/27/95 Deterioration Factors: Gaseous Fueled Vehicles [8K TXT] and enclosures: [25K ZIP TXT & WK4]
- 5/95 Draft Electrical Vehicle Certification Application [3K TXT]
- 3/21/95 DOE State & Local Incentives Pgm, NPR [20K ZIP WP]
- 2/24/95 DOE Alt. Fuel Vehicle Acquisitions, NPR [60K ZIP WP]
- Sept 30, 1994 Clean Fuel Fleet, Calif Pilot Program, Final Rule
- 9/30/94 Federal Register: Clean Fuel Fleet, Calif Pilot Pgm, Final [365K TXT]
- 6/16/94 Clean Fuel Fleet, Calif Pilot Pgm, Final [96K ZIP WP]
- 6/16/94 Clean Fuel Fleets, Reg Impact Analysis [51K ZIP WP]
- 6/16/94 Clean Fuel Fleet Reg Support Document [60K ZIP WP]
- 6/16/94 Clean Fleet & CA Pilot Pgm Comments [53K ZIP WP]
- 6/16/94 Clean Fuel Fleet & CA Pilot Pgm Final Regs [27K ZIP WP]
- 12/08/93 Clean Fleet Summary/Analysis of Comments [40K ZIP WP]
- 12/02/93 Clean Fuel Fleet Definitions Final Rule [31K ZIP WP]
- 10/08/93 Clean-Fuel Fleet Vehicle Emissions [30K ZIP WP]
- 7/01/93 Heavy Duty Clean Fuel Fleet Reg Support [62K ZIP WP]
- 1/27/93 Clean Fuel Fleet final rule, README file [3K TXT]
- 6/24/94 Clean Fuel Fleets - Final Rule [60K ZIP WP]
- 6/21/93 Calif Pilot Program, Proposed Stds. [43K ZIP WP]
Program Contact: Sally Newstead (734-214-4474)