Approval Details

Valid E.O.


This Executive Order approved the specified parts on on October 23, 2006.
As of Friday, April 19th, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

Part NumberModels
Q-Shield2006 model-year and older diesel and gasoline powered vehicles.

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-549-1
  • Executive Order 549-1 / D549-1
  • ARB # D-549-1
  • Executive Order No: D-549-1
  • C.A.R.B. No. D-549-1
  • Resolution D-549-1
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-549-1 PDF

D-549-1 Document:

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