Precious Metal Tailings Arsenic Residue from Mexico
Arsenic-concentrated tailings from precious metal cyanidation circuits, used solely in dedicated arsenic chemical recovery facilities. HTS 2620.60.10.00 classification applies due to exclusive arsenic extraction purpose and compliance with slag/residue definitions. Excludes general mine tailings.
Duty Rate — Mexico → United States
15%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Verify no precious metal recovery value remains through solvent extraction tests; prepare TSCA import certifications for chemical substances; use licensed hazardous waste transporters