Approval Details

Valid E.O.


This Executive Order approved the specified parts on on April 14, 2009.
As of Tuesday, May 21st, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

1996-2008 off-road compression-ignition engines rated from 100 to 350 kW with displacements of 5 to 18 liters. This exemption applies to engines certified to Tier 1 or more stringent emission standards, excluding those engines originally equipped with an exhaust gas recirculation system.The Allmetal diesel particulate filter consists of a diesel oxidation catalyst, an uncatalyzed metal filter, a pressure sensor, a temperature sensor, and an electronic controller. This exemption is valid provided the engines meet the following operating conditions: (1) the engine exhaust temperature is greater than 260 degrees Celsius for at least 25 percent of the typical duty cycle and (2) the engine is operated using ultra low sulfur diesel with a maximum sulfur content of 15 parts per million by weight.

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-535U-9
  • Executive Order 535U-9 / D535U-9
  • ARB # D-535U-9
  • Executive Order No: D-535U-9
  • C.A.R.B. No. D-535U-9
  • Resolution D-535U-9
For Free CARB Executive Order Status verification, email an image of the device Executive Order label as well as the Year/Make/Model and Test Group # of the vehicle to [email protected]

Download: Executive Order D-535U-9 PDF

D-535U-9 Document:

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