</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Copper-Bearing Leaded Fuel Refinery Sludge from Japan

Hazardous sludge from leaded fuel refinery tanks, primarily lead-based with copper from alloy corrosion and additives. HTS 2620.21.00.10 applies to its copper content in leaded gasoline sludges, designated for industrial metal recovery as per chapter provisions.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

Import Tips

Provide end-use certificates confirming industrial application for metal or compound manufacture to justify 2620 classification

Conduct particle size and composition testing; misreported copper content leads to penalties

Package in UN-approved containers for hazmat; bulk shipments require special customs bonds