PBB Fire Retardant Chemical Mixture from Mexico

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 — Mexico → United States

13.7%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter

Import Tips

Verify compliance with POPs treaty; provide analytical certificates

Common issue: Incomplete chain-of-custody documentation