Approval Details

Valid E.O.


This Executive Order approved the specified parts on on April 22, 1991.
As of Friday, June 21st, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

Part NumberModels
12100E1974-1991 GM with V8 engines

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-221-2
  • Executive Order 221-2 / D221-2
  • ARB # D-221-2
  • Executive Order No: D-221-2
  • C.A.R.B. No. D-221-2
  • Resolution D-221-2
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-221-2 PDF

D-221-2 Document:

Current View

Previous E.O. D-221-1 | Previous E.O. D-220 | Next E.O. D-221-3 | Next E.O. D-222