Approval Details

Valid E.O.


This Executive Order approved the specified parts on on June 24, 1992.
As of Friday, May 24th, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

1992 and older vehicles with gasoline and diesel internal combustion engines.

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-254
  • Executive Order 254 / D254
  • ARB # D-254
  • Executive Order No: D-254
  • C.A.R.B. No. D-254
  • Resolution D-254
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-254 PDF

D-254 Document:

Current View

| Previous E.O. D-253 | Next E.O. D-254-1 | Next E.O. D-255