Approval Details

Valid E.O.


This Executive Order approved the specified parts on on May 30, 1975.
As of Wednesday, February 21st, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

1975 and older vehicles, EXCEPT those with oversized ignition wires such as Delco Remy HEI systems used with GM vehicles.

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-52
  • Executive Order 52 / D52
  • ARB # D-52
  • Executive Order No: D-52
  • C.A.R.B. No. D-52
  • Resolution D-52
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-52 PDF

D-52 Document:

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