Approval Details

Valid E.O.


This Executive Order approved the specified parts on on November 13, 1995.
As of Friday, June 21st, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

1994 and older gasoline vehicles.

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-388
  • Executive Order 388 / D388
  • ARB # D-388
  • Executive Order No: D-388
  • C.A.R.B. No. D-388
  • Resolution D-388
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-388 PDF

D-388 Document:

Current View

| Previous E.O. D-387 | Next E.O. D-388-1 | Next E.O. D-389