Air Quality > Emission Check Program > Fleet Emission Check Information

Fleet Emission Check Information

Fleets may be authorized to conduct their own emission testing, or to contract for the emission testing of their vehicles.

Refer to the Fleet Information Contact list for information regarding fleet certification.

Fleet emission testing requirements are:

United States government and privately owned fleet vehicles:

• 2010 1986-1994 even model years only, + 1997, 1999, 2001, 2003, 2005
• 2011 1987-1995 odd model years only, + 1996, 1998, 2000, 2002, 2004, 2006
• 2012 1988-1994 even model years only, + 1997, 1999, 2001, 2003, 2005, 2007

Washington State and local government owned vehicles:

• 2010 = 1985 through 2005
• 2011 = 1986 through 2006
• 2012 = 1987 through 2007

• Ecology Diesel Information Page Retrofit and grant application information
• Ecology Diesel School Bus Retrofit Information - with 4 slide introduction
• U.S. EPA Clean Diesel Programs Site
• Department of Revenue - Truck Stops and Diesel Truck Drivers - Tax Incentives

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Fleet Information Contacts

TTY callers please use this toll free number to contact the Washington State Relay Operator for assistance -- 1-800-833-6388.

• Dave Adler - 425.649.7267;
  Diesel testing --King County and areas north, and Central Washington
• Kerry Swayne - 425.649.7101; Gasoline testing -- King County and areas north, and Central Washington
• Art Betts - 360.407.0244;
  Pierce County and surrounding areas, and the Olympic Peninsula 
• Tom Jones - 360.690.7163 Clark County and surrounding areas
• Ken Gamble - 509.329.3467;
  Spokane County and surrounding areas 

Weekly State and Local Fleet Vehicle Inspection Logs

These are the two part forms handed out by regional staff.  When finished, please make a copy for your files and send in the original.

• Gasoline Fleet Vehicle Inspection Log
• Diesel Fleet Vehicle Inspection Log

Fleet Testing Publications

• Diesel, Heavy Duty and Fleet Vehicles Focus Sheet
• Motor Vehicle Emission Check Program Fleet Testing
• Reducing Engine Idling at Trucks Stop - Focus Sheet

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