Leaded Aviation Gasoline Sludge Containing Copper from Japan
Sludge from storage and processing of leaded aviation fuel (avgas), containing lead tetraethyl with copper impurities. Classified in HTS 2620.21.00.10 due to copper content in leaded sludges, used for extracting metals per heading 2620 scope.
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
• Distinguish from unleaded sludges; documentation must specify leaded origin to fit 2620.21
• Comply with aviation fuel residue regs; FAA or equivalent certs aid customs clearance
• Watch for re-export requirements on high-arsenic batches under Basel Convention