Approval Details

Valid E.O.


This Executive Order approved the specified parts on on July 30, 1975.
As of Wednesday, November 29th, 2023 this Executive Order has not been overturned or superceeded.

Approved Parts

1975 and older vehicles

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-55
  • Executive Order 55 / D55
  • ARB # D-55
  • Executive Order No: D-55
  • C.A.R.B. No. D-55
  • Resolution D-55
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-55 PDF

D-55 Document:

Current View

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