Approval Details

Valid E.O.


This Executive Order approved the specified parts on on September 12, 1974.
As of Wednesday, May 22nd, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

For vehicles, EXCEPT: (1) Vehicles with OE electronic ignition system (2) 1966-70 vehicles with Dana or Carter NOx device using an electronic speed sensor

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-25-1
  • Executive Order 25-1 / D25-1
  • ARB # D-25-1
  • Executive Order No: D-25-1
  • C.A.R.B. No. D-25-1
  • Resolution D-25-1
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-25-1 PDF

D-25-1 Document:

Current View

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