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%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Verify compliance with POPs treaty; provide analytical certificates
• Common issue: Incomplete chain-of-custody documentation