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Leaded Anti-Knock Compound Sludge with Gold Residue from Japan

Sludge byproduct from leaded anti-knock compound manufacturing, primarily lead-based with trace gold from alloyed components. Falls under HTS 2620.21.0050 for leaded sludges containing gold, used in industry for metal recovery. Meets chapter note (b) for arsenic/metal-containing residues for extraction.

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

Label shipments with precise metal assays to facilitate customs valuation based on gold content

Obtain certificates confirming non-municipal waste origin to prevent misclassification

Comply with hazardous waste regulations for leaded materials during import