Arsenic-Bearing Lead Refinery Residue Zinc Content from Mexico
Residues from lead refineries with high arsenic, mainly lead, and zinc content, utilized in arsenic or metal extraction industries. HTS 2620.29.0030 applies as 'zinc content' variant under mainly lead slag/ash, aligning with chapter note (b) for arsenic-containing industrial materials. Not from iron/steel production.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Declare exact zinc and arsenic content via independent lab tests to meet statistical note requirements
• Include end-user letters confirming use in metal/compound manufacture to prevent waste classification
• Watch for reclassification if particle size suggests 'coarse' ore traits, though not applicable here