PBB Fire Retardant Chemical Mixture from Canada
Mixture containing polybrominated biphenyls (PBBs) used as a flame retardant additive in plastics production, under HTS 3824.82.90.00 per subheading note 3. These are legacy chemicals phased out but still appear in waste streams.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Verify compliance with POPs treaty; provide analytical certificates
• Common issue: Incomplete chain-of-custody documentation