Approval Details

Valid E.O.


This Executive Order approved the specified parts on on December 18, 2001.
As of Tuesday, November 28th, 2023 this Executive Order has not been overturned or superceeded.

Approved Parts

1993 and older model-year gasoline vehicles and 2002 and older model-year diesel vehiclesThe Clear Air Plus is an add-on device that is installed on the fuel line of a motor vehicle.

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-530
  • Executive Order 530 / D530
  • ARB # D-530
  • Executive Order No: D-530
  • C.A.R.B. No. D-530
  • Resolution D-530
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-530 PDF

D-530 Document:

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