Approval Details

Valid E.O.


This Executive Order approved the specified parts on on February 6, 1997.
As of Friday, March 1st, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

Part NumberModels
CATI-D-121NA CATI-D-121T1997 and older model year diesel vehicle with air intake diameter of 6-8 inches

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-419
  • Executive Order 419 / D419
  • ARB # D-419
  • Executive Order No: D-419
  • C.A.R.B. No. D-419
  • Resolution D-419
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-419 PDF

D-419 Document:

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