Approval Details

Valid E.O.


This Executive Order approved the specified parts on on May 23, 2012.
As of Monday, May 27th, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

Part NumberModels
HydraGen1998-2002 model year 12.7 liter Detroit Diesel on-road heavy-duty diesel engines

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-697
  • Executive Order 697 / D697
  • ARB # D-697
  • Executive Order No: D-697
  • C.A.R.B. No. D-697
  • Resolution D-697
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-697 PDF

D-697 Document:

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