Mixed PCB/PBB Transformer Coolant from Mexico
Cooling fluid from transformers containing both PCBs and PBBs, classified under HTS 3824.82.90.00 as 'other' preparations with these substances. Common in older electrical infrastructure maintenance.
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
• Disclose all halogenated compounds; secure EPA negative declaration if <50ppm
• Pitfall: Incomplete lab analysis reports