Approval Details

Valid E.O.


This Executive Order approved the specified parts on on December 5, 1990.
As of Saturday, February 24th, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

1990 and earlier model year vehicles powered with gasoine or diesel internal cumbustion system

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-204-1
  • Executive Order 204-1 / D204-1
  • ARB # D-204-1
  • Executive Order No: D-204-1
  • C.A.R.B. No. D-204-1
  • Resolution D-204-1
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-204-1 PDF

D-204-1 Document:

Current View

Previous E.O. D-204 | Previous E.O. D-203 | Next E.O. D-204-2 | Next E.O. D-205