Approval Details

Valid E.O.


This Executive Order approved the specified parts on on October 20, 1977.
As of Sunday, July 14th, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

1977 and older model-year vehicles w/PCV, EXCEPT with : (1) engines < 140 CID (2) VW (3) Fuel injected (4) Diesel or supercharged (5) Chrysler Electronic lean burn (6) Volvo 3-way catalyst (7) Variable venturi carburetor

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-77
  • Executive Order 77 / D77
  • ARB # D-77
  • Executive Order No: D-77
  • C.A.R.B. No. D-77
  • Resolution D-77
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-77 PDF

D-77 Document:

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