Approval Details

Valid E.O.


This Executive Order approved the specified parts on on September 8, 1993.
As of Tuesday, June 25th, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

1993 and older model years Harley Davidson motorcycles with engine size of 1388 cc or less.

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-331
  • Executive Order 331 / D331
  • ARB # D-331
  • Executive Order No: D-331
  • C.A.R.B. No. D-331
  • Resolution D-331
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-331 PDF

D-331 Document:

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