An official website of the United States government.

This is not the current EPA website. To navigate to the current EPA website, please go to www.epa.gov. This website is historical material reflecting the EPA website as it existed on January 19, 2021. This website is no longer updated and links to external websites and some internal pages may not work. More information »

Verified Technologies for SmartWay and Clean Diesel

List of Idling Reduction Technologies (IRTs) that are No Longer Eligible for the Federal Excise Tax Exemption

The table below shows products that are NO LONGER eligible for Federal Excise Tax Exemption.

Help

For help on using the table:
Technology types include:
  • APU (Auxiliary Power Units)
  • BAC (Battery Air Conditioning Systems)
  • EPS/TSE (Electrified Parking Spaces/Truck Stop Electrification)
Date When Exemption Status Changed Technology Type Affected Company Affected Model(s) Reason for Change
March 1, 2013 BAC Glacier BayClimaCab All Due to a change in ownership the Glacier BayClimaCab (BAC) is now sold by Crosspoint Solutions LLC and renamed Crosspoint Solutions LLC ClimaCab.
March 21, 2012 APU Comfort Master (APU) Comfort Master (APU) Due to a change in ownership the Comfort Master (APU) has been renamed "ACEMCO Power Unit 1" and is now sold by ACEMCO Power Systems, LLC.
August 18, 2011 EPS/TSE Proheat, Inc. Proheat No longer manufactured
August 18, 2011 EPS/TSE Navistar/Bergstrom 12V Aux No-Idle HVAC No longer manufactured
May 12, 2011 APU Idle Solutions Idle Solutions Business status unavailable
May 12, 2011 APU Kool Gen KG-1000 Business status unavailable
May 12, 2011 APU Stark Mfg., LLC/ Parks Industries , LLC HP2000 Duplicate listing
May 12, 2011 APU Truck Gen UCT 2-5.5,
UCT-APU
No longer manufactured nor providing service
April 05, 2011 APU Aux Generators Inc. Idle Hawk Business status unavailable
April 05, 2011 APU Cummins Comfort Guard No longer manufactured
April 05, 2011 APU Cummins Onan Quiet Diesel; No longer manufactured
April 05, 2011 APU Double Eagle Industries Gen-Pac Business status unavailable
April 05, 2011 APU Flying J Inc Cab Comfort System No longer manufactured
April 05, 2011 APU Frigette Truck Climate Systems APU, Gen Set 1,
Gen Set 2
Out of business and no longer manufactured
April 05, 2011 APU Idlebuster Idlebuster Suspended all operations
April 05, 2011 APU Gates Corporation Cab Runner No longer manufacturing nor providing service
June 17, 2010 APU Auxiliary Power Dynamics, LLC All Auxiliary Power Dynamics, LLC is now Willis Power systems. The Willis APU is listed as exempt.
June 17, 2010 APU Black Rock System Black Rock Out of business and is no longer listed
June 17, 2010 APU Mechron Power Systems CCS Lighting Cab Comfort Mechron discontinued the CCS Lighting Cab Comfort and it is no longer listed
November 23, 2010 BAC EnergyXtreme PPEX60, PPEX80 Discontinued and no longer available for class 8,heavy duty, long haul trucks