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Heavy Trucks, Buses, and Engines

Engine Certification Data

Examples of nonroad engines
Verify Compliance Information System

Verify: EPA's Engine and Vehicle Compliance Information System is now online. Learn more about Verify.

Search for Documents

Search the Document Index System (DIS) database to find:

  • Advisory Circulars
  • Applications for Certification
  • Certificates of Conformity
  • Certificate Summary Information Reports
  • Manufacturer Guidance Letters
  • Verify System Documentation
Please Note

Description of the four file types to download.

To read files on this page, you might need:Exit EPA Disclaimer

This page provides certification data from various engine manufacturers for past and current model years.

Certification data on this page

Note: Beginning in Model Year 2011, the data for several industries have migrated to the Verify Database system. Therefore, a difference in formatting may be noticed in the resulting files. Most industries that migrate to Verify will no longer have FileMaker Pro files included.

Information on certifying engines and vehicles with EPA:

Marine Remanufacture Kits

EPA maintains a list of remanufacture systems, or “kits”, certified for use with Category 1 and 2 marine diesel engines according to the provisions of 40 CFR Part 1042, Subpart I, and is periodically updated. Download the list:

Read additional information on EPA’s Marine Remanufacture Program (PDF) (7 pg, 160K, February 2009).

A list of Approved Methods Link to EPA's External Link Disclaimer (Remanufacture Kits) for large Category 3 marine diesel engines is maintained by the International Maritime Organization (IMO) as per regulation 13.7.1 of Annex VI of the MARPOL Protocol (Marine Pollution or Protocol of 1978 relating to the International Convention for the Prevention of Pollution from Ships).

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Large Engine Certification Data

NRCI (2012 - )

Engine Family and Models Information, Certification Test and Greenhouse Gas Data in Excel spreadsheet format. By Model Year (MY).
2012 MY (XLS)
(2.5MB, November 2013)
2013 MY (XLS)
(1.7MB, March 2014)
2014 MY (XLS)
(1.9MB, November 2014)
2015 MY (XLS)
(391K, November 2014)
   

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On-Highway Heavy Duty - Diesel and Gasoline (2012 - )

Engine Family and Models Information, and Certification Test Data in Excel spreadsheet format. By Model Year (MY).
2012 MY (XLS)
(640K, January 2014)
2013 MY (XLS)
(620K, May 2014)
2014 MY (XLS)
(2.4MB, November 2014)
2015 MY (XLS)
(844K, November 2014)
   

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Early Large Engine (Non-road Compression Ignition (NRCI) and On-Highway Heavy Duty - Diesel and Gasoline. 2011 and Earlier)

Engine Family and Models Information, and Certification Test Data in Zip file with FileMaker Pro 7 and Excel files. By Model Year (MY).
1996 MY (Zip)
(22MB, August 2010)
1997 MY (Zip)
(22MB, August 2010)
1998 MY (Zip)
(23MB, January 2012)
1999 MY (Zip)
(23MB, January 2012)
2000 MY (Zip)
(24MB, January 2012)
2001 MY (Zip)
(24MB, January 2012)
2002 MY (Zip)
(24MB, January 2012)
2003 MY (Zip)
(5MB, February 2004)
2004 MY (Zip)
(5MB, March 2005)
2005 MY (Zip)
(4MB, March 2006)
2006 MY (Zip)
(4MB, January 2007)
2007 MY (Zip)
(30M, March 2009)
2008 MY (Zip)
(30MB, March 2010)
2009 MY (Zip)
(30MB, March 2010)
2010 MY (Zip)
(30MB, March 2010)
2011 MY (Zip)
(23MB, December 2011)
   
2011 MY (XLS)
GHG Data Added (Excel, 200K, May 2012)
         

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Nonroad Small Spark-Ignition Engine Certification Data

Engine Family and Models Information, and Certification Test Data. Early years are a Zip file with FileMaker Pro 7 and Excel files. Later years are in an Excel spreadsheet, but include Greenhouse Gas data. By Model Year (MY).
1997 MY (Zip)
(1MB, February 2012)
1998 MY (Zip)
(1.2MB, February 2012)
1999 MY (Zip)
(1.2MB, February 2012)
2000 MY (Zip)
(1.6MB, February 2012)
2001 MY (Zip)
(1.7MB, February 2012)
2002 MY (Zip)
(1.8MB, February 2012)
2003 MY (Zip)
(1MB, September 2003)
2004 MY (Zip)
(3MB, March 2005)
2005 MY (Zip)
(12MB, March 2006)
2006 MY (Zip)
(3MB, January 2007)
2007-2011 MYs (Zip)
(10.9MB, February 2012)
 
2011 MY (XLS)
GHG Data Added (740K, August 2013)
2012 MY (XLS)
GHG Data Added (820K, August 2013)
2013 MY (XLS)
GHG Data Added (1.1MB, July 2014)
2014 MY (XLS)
GHG Data Added (1.1MB, November 2014)
2015 MY (XLS)
GHG Data Added (133K, November 2014)
 

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Marine Spark-Ignition Engine Certification Data

Engine Family and Models Information, and Certification Test Data. Early years are a Zip file with FileMaker Pro 7 and Excel files. Later years are in an Excel spreadsheet, but include Greenhouse Gas data. By Model Year (MY).
1998 MY (Zip)
(690K, April 2012)
1999 MY (Zip)
(780K, April 2012)
2000 MY (Zip)
(720K, April 2012)
2001 MY (Zip)
(740K, April 2012)
2002 MY (Zip)
(710K, April 2012)
2003 MY (Zip)
(400K, September 2003)
2004 MY (Zip)
(600K, March 2005)
2005 MY (Zip)
(500K, August 2005)
2006 MY (Zip)
(400K, March 2006)
2007-2011 MYs (Zip)
(1.3MB, April 2012)
   
2011 MY (XLS)
GHG Data Added (90K, July 2014)
2012 MY (XLS)
GHG Data Added (210K, July 2014)
2013 MY (XLS)
GHG Data Added (250K, July 2014)
2014 MY (XLS)
GHG Data Added (269K, November 2014)
2015 MY (XLS)
GHG Data Added (136K, November 2014)
 

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Marine Large Compression-Ignition Engines Certification Data

Engine Family and Models Information, and Certification Test Data. Early years are a Zip file with FileMaker Pro 7 and Excel files. Later years are in an Excel spreadsheet. By Model Year (MY).
2004 MY (Zip)
(700K, March 2005)
2005 MY (Zip)
(700K, March 2006)
2006 MY (Zip)
(1MB, January 2007)
2007 MY (XLS)
(1.9MB, April 2014)
2008 MY (XLS)
(1.2MB, April 2014)
2009 MY (XLS)
(2.5MB, April 2014)
2010 MY (XLS)
(4.9MB, April 2014)
2011 MY (XLS)
(2.2MB, July 2013)
2012 MY (XLS)
(1.5MB, January2014)
2013 MY (XLS)
(1.8MB, September 2014)
2014 MY (XLS)
(2.87MB, November 2014)
2015 MY (XLS)
(660K, November 2014)

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Snowmobile Spark-Ignition Engines Certification Data

Engine Family and Models Information, and Certification Test Data in a Zip file with FileMaker Pro 7 and Excel files. By Model Year (MY).
2004 - 2011 MYs (Zip)
(1MB, January 2012)
2012 MY (Zip)
(1MB, January 2012)
2013 MY (XLS)
(300K, September 2014)
2014 MY (XLS)
(331K, November 2014)
2015 MY (XLS)
(305K, November 2014)
 

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Locomotive Compression-Ignition Engines Certification Data

Engine Family and Models Information, and Certification Test Data. Early years are a Zip file of Excel files. Files in later years are not compressed. By Model Year (MY).
2002, 2003, 2004, & 2005 MYs (Zip)
(20K, February 2006)
2006 & 2007 MYs (Zip)
(20K, April 2007)
2008 & 2009 MYs (Zip)
(20K, May 2009)
     
2010 MY (XLS)
(80K, March 2013)
2011 MY (XLS)
(70K, March 2013)
2012 MY (XLS)
(90K, March 2013)
2013 MY (XLS)
(90K, March 2014)
2014 MY (XLS)
(105K, November 2014)
 

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Large Spark-Ignition Engines Certification Data Files

Engine Family and Models Information, and Certification Test Data. Early years are a Zip file of Excel files. Files in later years are not compressed. The latest files contain Greenhouse Gas data. By Model Year (MY).
2004 & 2005 MYs (Zip)
(30K, February 2006)
2006 & 2007 MYs (Zip)
(30K, February 2007)
2008 & 2009 MYs (Zip)
(10K, April 2009)
2010 MY (XLS)
(50K, August 2012)
2011 MY (XLS)
(40K, August 2012)
 
2011 MY (XLS)
GHG Data Added (60K, July 2012)
2012 MY (XLS)
GHG Data Added (110K, March 2013)
2013 MY (XLS)
GHG Data Added (80K, March 2014)
2014 MY (XLS)
GHG Data Added (170K, November 2014)
2015 MY (XLS)
GHG Data Added (43K, November 2014)
 

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Non-road Evaporative Components Certification Data

Engine Family and Models Information, and Certification Test Data in an Excel file. The first file is compressed. By Model Year (MY).
2009, 2010, & 2011 MYs (Zip)
(250K, September 2010)
2011 MY (XLS)
(160K, November 2012)
2012 MY (XLS)
(240K, March 2013)
2013 MY (XLS)
(270K, March 2014)
2014 MY (XLS)
(292K, November 2014)
2015 MY (XLS)
(77K, November 2014)

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For database questions, contact Nick Flores (flores.nick@epa.gov),  telephone: 202-343-9277

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Engine Certification Templates

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