Municipal Waste Fly Ash
Fine particulate fly ash captured from flue gases in municipal solid waste incineration plants, often containing dioxins and heavy metals. Classified under HTS 2621.10.00.00 due to its origin from municipal waste incineration, as per the heading's legal definition excluding it from industrial uses in 2620.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | +17.5% | 17.5% |
| 🇲🇽Mexico | Free | +10.0% | 10% |
| 🇨🇦Canada | Free | +10.0% | 10% |
| 🇩🇪Germany | Free | +10.0% | 10% |
| 🇯🇵Japan | Free | +10.0% | 10% |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If containing arsenic and used for extraction
Chapter note limits 2620 to arsenic-containing residues for metal/chemical recovery, explicitly excluding municipal incineration ash.
If treated and stabilized for non-waste use
Processed residues may shift to residual products heading if no longer considered waste under environmental regs.
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Import Tips & Compliance
• Provide flue gas treatment records and dioxin test results to meet hazardous waste import standards under Basel Convention
• Use specialized containers to prevent leaching; declare as potential hazmat for DOT compliance
• Confirm 'municipal waste' origin to avoid reclassification; statistical metal content reporting required
Related Products under HTS 2621.10.00.00
Municipal Solid Waste Incinerator Bottom Ash
Bottom ash collected from the combustion chamber of municipal waste incinerators, consisting of non-combustible residues like glass, metals, and ceramics. It falls under HTS 2621.10.00.00 as it is explicitly ash and residues from the incineration of municipal waste, distinguishing it from industrial slags in heading 2620.
Combined Municipal Incinerator Ash (Bottom and Fly)
Mixture of bottom ash and fly ash from municipal waste incinerators, collected post-combustion for recycling or disposal. HTS 2621.10.00.00 applies as it directly matches 'ash and residues from the incineration of municipal waste,' separate from industrial or seaweed ashes.
Municipal Sewage Sludge Incineration Ash
Ash residue from incinerating municipal sewage sludge, rich in phosphorus and metals. It qualifies for HTS 2621.10.00.00 as a residue from municipal waste incineration, distinct from industrial process slags.
Urban Refuse Incinerator Residue
Coarse and fine residues from incinerating household and commercial urban waste in municipal facilities. Falls under HTS 2621.10.00.00 per the specific subheading for municipal waste incineration products.
Municipal Waste-to-Energy Plant Ash
Ash byproducts from waste-to-energy incinerators processing municipal solid waste for electricity generation. Classified in HTS 2621.10.00.00 as residues from municipal incineration, not industrial under 2620.