Arsenic-Contaminated Zinc Furnace Residue from Mexico
Residue from zinc furnace operations with arsenic and residual metals, used in metal recovery or compound production. Under HTS 2620.99.75.90 for other non-iron/steel slag/ash with arsenic, unprocessed, excluding vanadium/silver/gold.
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
• Document origin from non-ferrous smelting to avoid Chapter 72 misclassification
• Avoid packaging for retail; bulk industrial shipments maintain residue status
• Monitor for zinc content thresholds that could trigger recovery treatment rules