Approval Details

Valid E.O.


This Executive Order approved the specified parts on on February 2, 1993.
As of Tuesday, April 23rd, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

1993 and older model-year vehicles powered by gasoline or diesel engines.

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-303
  • Executive Order 303 / D303
  • ARB # D-303
  • Executive Order No: D-303
  • C.A.R.B. No. D-303
  • Resolution D-303
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-303 PDF

D-303 Document:

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