Approval Details

Valid E.O.


This Executive Order approved the specified parts on on December 12, 1994.
As of Sunday, April 14th, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

Part NumberModels
87251994 and older gasoline vehicles, EXCEPT those equipped with either OBD II, capacitive discharge ignition systems, or multi-spark ignitions.

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-40-18
  • Executive Order 40-18 / D40-18
  • ARB # D-40-18
  • Executive Order No: D-40-18
  • C.A.R.B. No. D-40-18
  • Resolution D-40-18
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-40-18 PDF

D-40-18 Document:

Current View

Previous E.O. D-40-17 | Previous E.O. D-39 | Next E.O. D-40-19 | Next E.O. D-41