Approval Details

Unknown Validity

Validity


As of Thursday, April 24th, 2025 this Executive Order has not been overturned or superceeded. Warning: This Executive Order record has not yet been synced with arb.parts system.

This Executive Order may be listed as:
  • C.A.R.B.E.O. B-173
  • Executive Order 173 / D173
  • ARB # B-173
  • Executive Order No: B-173
  • C.A.R.B. No. B-173
  • Resolution B-173
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 B-173 PDF

B-173 Document:

CARB_B-173
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