Industrial Leaded Anti-Knock Sludge with Recovered Copper from Mexico
Partially processed sludge from anti-knock compound manufacturing, mainly lead with assayed copper for recovery. HTS 2620.21.00.10 captures its copper content in leaded sludges intended for chemical compound production.
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
• Use third-party assay for copper/lead ratios; statistical notes require precise reporting
• Avoid bulk import without pre-clearance; common pitfall is port detention for incomplete hazmat docs
• Label as 'for metal recovery only' to prevent end-use violations