API Certified DEF for Heavy Duty Trucks
API Certified DEF for Heavy Duty Trucks is a Diesel Exhaust Fluid consisting of a 32.5% urea aqueous solution, compliant with ISO 22241 specifications. It is used in Selective Catalytic Reduction (SCR) systems to convert harmful NOx emissions into harmless nitrogen and water. This product falls under tariff item 3102.10.00 as urea in aqueous solution, not put up in forms or packages described in heading 31.05.
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 packaged for retail sale in forms described in heading 31.05
Urea put up in tablets or similar forms or in packages of a kind sold at retail for fertilizer use falls under heading 31.05.
If the product is not exclusively used as a fertilizer and contains additives beyond urea and water
Products not answering to the descriptions in chapter 31 may be classified as chemical products and preparations of the chemical or allied industries.
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
• Ensure the DEF meets ISO 22241 standards and is clearly labelled as a 32.5% urea aqueous solution for customs classification
• Declare the product under tariff item 3102.10.00 and be prepared to provide a certificate of analysis if requested by the CBSA
• Verify whether the product is packaged for retail sale, as this may affect classification under heading 31.05
Related Products under Tariff item 3102.10.00
46% Nitrogen Urea Fertilizer Bulk Bag
Bulk bag (1-ton) solid urea fertilizer with 46% available nitrogen for commercial agriculture. This unpackaged solid urea falls under tariff item 3102.10.00 as urea, whether or not pure, and is not in retail packaging.
Agricultural Urea Prills 46-0-0 NPK
Agricultural Urea Prills 46-0-0 NPK are prilled agricultural urea with NPK 46-0-0 formulation for soil fertilization. They support turf, orchards, and field crops. This product is classified under tariff item 3102.10.00 as urea, whether or not in aqueous solution, provided it is not put up in forms or packages described in heading 31.05.
Agrotain Stabilized Urea Granules
Urea granules treated with NBPT inhibitor (Agrotain) to reduce volatilization losses. The inhibitor does not change the chemical identity of the urea, so this product falls under tariff item 3102.10.00 as urea, whether or not pure.
Aqueous Urea Solution 40% UAN
An aqueous solution containing 40% urea, used as a liquid nitrogen fertilizer for foliar application or irrigation systems. This product falls under tariff item 3102.10.00 as urea in aqueous solution, as described in Chapter Note 2(d) of Chapter 31.
BlueDEF Diesel Exhaust Fluid ISO 22241
BlueDEF Diesel Exhaust Fluid ISO 22241 is a high-purity automotive-grade DEF composed of 32.5% high-purity urea in deionized water. It is designed for use in Selective Catalytic Reduction (SCR) systems to reduce diesel emissions. This product is classified under tariff item 3102.10.00 as urea in aqueous solution, provided it is not put up in forms or packages described in heading 31.05.
Bulk Urea 46-0-0 Crop Nutrient
Bulk solid urea granules providing 46% nitrogen for large-scale farming operations. This product falls under tariff item 3102.10.00 as solid urea, not in retail packaging, per Chapter Note 2(a)(viii).