Approval Details

Valid E.O.


This Executive Order approved the specified parts on on April 21, 2003.
As of Sunday, May 19th, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

Part NumberModelsModification
5-292003 and older model-year diesel vehicles with fuel flowrate of 5 to 29 gallons per hour.None

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-559
  • Executive Order 559 / D559
  • ARB # D-559
  • Executive Order No: D-559
  • C.A.R.B. No. D-559
  • Resolution D-559
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-559 PDF

D-559 Document:

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