Approval Details

Valid E.O.


This Executive Order approved the specified parts on on January 16, 2007.
As of Saturday, May 25th, 2019 this Executive Order has not been overturned or superceeded.

Approved Parts

2007 and older model-year heavy-duty diesel vehicles

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-394-4
  • Executive Order 394-4 / D394-4
  • ARB # D-394-4
  • Executive Order No: D-394-4
  • C.A.R.B. No. D-394-4
  • Resolution D-394-4
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-394-4 PDF

D-394-4 Document:

Current View

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