Approval Details

Valid E.O.


This Executive Order approved the specified parts on on November 14, 1992.
As of Monday, October 25th, 2021 this Executive Order has not been overturned or superceeded.

Approved Parts

Part NumberModels
D-21993 and earlier passenger cars, motorcycles and light duty trucks

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-204-4
  • Executive Order 204-4 / D204-4
  • ARB # D-204-4
  • Executive Order No: D-204-4
  • C.A.R.B. No. D-204-4
  • Resolution D-204-4
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-204-4 PDF

D-204-4 Document:

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