Municipal Sewage Sludge Incineration Ash
Ash residue produced from the incineration of municipal sewage sludge, containing phosphorus and various metals. This product falls under tariff item 2621.10.00 because it is ash from the incineration of municipal waste, specifically sewage sludge collected from municipal treatment facilities.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the ash is from a non-municipal source, such as industrial sewage treatment.
Other slag and ash not from municipal waste incineration falls under the residual heading 26.21.
If the ash is processed and sold as a fertilizer due to its phosphorus content.
Animal or vegetable fertilizers, including those derived from ash, are classified in chapter 31.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Confirm that the sewage sludge originates from municipal sources, as industrial sludge ash may be classified elsewhere
• Prepare documentation showing the incineration process and the municipal origin of the waste
• Check with the CBSA for any import restrictions on waste-derived products under Canadian environmental laws
Related Products under Tariff item 2621.10.00
Combined Municipal Incinerator Ash (Bottom and Fly)
A combined mixture of bottom ash and fly ash collected from the combustion of municipal solid waste in incinerators. This product is classified under tariff item 2621.10.00 because it is explicitly ash and residues from the incineration of municipal waste, as defined in the Customs Tariff of Canada.
Municipal Solid Waste Incinerator Bottom Ash
Bottom ash collected from the combustion chamber of municipal solid waste incinerators, comprising non-combustible materials like glass, metals, and ceramics. This product is classified under tariff item 2621.10.00 as it is explicitly ash and residues from the incineration of municipal waste.
Municipal Waste Fly Ash
Fine particulate fly ash captured from flue gases in municipal solid waste incineration plants, often containing dioxins and heavy metals. This product falls under tariff item 2621.10.00 because it is ash from the incineration of municipal waste, regardless of its hazardous characteristics.
Municipal Waste-to-Energy Plant Ash
Ash byproducts from waste-to-energy incinerators that process municipal solid waste for electricity generation. This product is classified under tariff item 2621.10.00 as it is ash and residues from the incineration of municipal waste, even when the incineration also generates energy.
Urban Refuse Incinerator Residue
Coarse and fine residues from incinerating household and commercial urban waste in municipal facilities. This product falls under tariff item 2621.10.00 because it is explicitly ash and residues from the incineration of municipal waste, as defined in the Customs Tariff of Canada.