Lead Mine Tailings Slag with Arsenic from Mexico
Slag-like tailings from lead ore processing containing mainly lead sulfides/compounds and arsenic, for metal extraction. HTS 2620.29.0020 applies to this non-steel slag with lead content reported statistically. Industrial use aligns with Chapter 2620 heading note.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Submit mine origin certificates and lead particle size if coarse per related notes
• Avoid bulk packaging pitfalls; ensure ventilated containers for arsenic volatiles
• Customs may require proof of non-municipal source to prevent 2621 shift