Chapter 31 - Fertilizers
24 tariff codes found in this chapter
| HS Code | Description | MFN Rate |
|---|---|---|
| 3101.00.00.00 | Animal or vegetable fertilizers, whether or not mixed together or chemically treated; fertilizers produced by the mixing or chemical treatment of animal or vegetable products. | Free |
| 3102.10.00.00 | Mineral or chemical fertilizers, nitrogenous. - Urea, whether or not in aqueous solution | Free |
| 3102.21.00.00 | Mineral or chemical fertilizers, nitrogenous. - Ammonium sulphate; double salts and mixtures of ammonium sulphate and ammonium nitrate: - Ammonium sulphate | Free |
| 3102.29.00.00 | Mineral or chemical fertilizers, nitrogenous. - Ammonium sulphate; double salts and mixtures of ammonium sulphate and ammonium nitrate: - Other | Free |
| 3102.30.00.00 | Mineral or chemical fertilizers, nitrogenous. - Ammonium nitrate, whether or not in aqueous solution | Free |
| 3102.40.00.00 | Mineral or chemical fertilizers, nitrogenous. - Mixtures of ammonium nitrate with calcium carbonate or other inorganic non-fertilizing substances | Free |
| 3102.50.00.00 | Mineral or chemical fertilizers, nitrogenous. - Sodium nitrate | Free |
| 3102.60.00.00 | Mineral or chemical fertilizers, nitrogenous. - Double salts and mixtures of calcium nitrate and ammonium nitrate | Free |
| 3102.80.00.00 | Mineral or chemical fertilizers, nitrogenous. - Mixtures of urea and ammonium nitrate in aqueous or ammoniacal solution | Free |
| 3102.90.00.00 | Mineral or chemical fertilizers, nitrogenous. - Other, including mixtures not specified in the foregoing subheadings | Free |
| 3103.11.00.00 | Mineral or chemical fertilizers, phosphatic. - Superphosphates: - Containing by weight 35% or more of diphosphorus pentaoxide (P2O5) | Free |
| 3103.19.00.00 | Mineral or chemical fertilizers, phosphatic. - Superphosphates: - Other | Free |
| 3103.90.00.00 | Mineral or chemical fertilizers, phosphatic. - Other | Free |
| 3104.20.00.00 | Mineral or chemical fertilizers, potassic. - Potassium chloride | Free |
| 3104.30.00.00 | Mineral or chemical fertilizers, potassic. - Potassium sulphate | Free |
| 3104.90.00.00 | Mineral or chemical fertilizers, potassic. - Other | Free |
| 3105.10.00.00 | Mineral or chemical fertilizers containing two or three of the fertilizing elements nitrogen, phosphorus and potassium; other fertilizers; goods of this Chapter in tablets or similar forms or in packages of a gross weight not exceeding 10 kg. - Goods of this Chapter in tablets or similar forms or in packages of a gross weight not exceeding 10 kg | Free |
| 3105.20.00.00 | Mineral or chemical fertilizers containing two or three of the fertilizing elements nitrogen, phosphorus and potassium; other fertilizers; goods of this Chapter in tablets or similar forms or in packages of a gross weight not exceeding 10 kg. - Mineral or chemical fertilizers containing the three fertilizing elements nitrogen, phosphorus and potassium | Free |
| 3105.30.00.00 | Mineral or chemical fertilizers containing two or three of the fertilizing elements nitrogen, phosphorus and potassium; other fertilizers; goods of this Chapter in tablets or similar forms or in packages of a gross weight not exceeding 10 kg. - Diammonium hydrogenorthophosphate (diammonium phosphate) | Free |
| 3105.40.00.00 | Mineral or chemical fertilizers containing two or three of the fertilizing elements nitrogen, phosphorus and potassium; other fertilizers; goods of this Chapter in tablets or similar forms or in packages of a gross weight not exceeding 10 kg. - Ammonium dihydrogenorthophosphate (monoammonium phosphate) and mixtures thereof with diammonium hydrogenorthophosphate (diammonium phosphate) | Free |
| 3105.51.00.00 | Mineral or chemical fertilizers containing two or three of the fertilizing elements nitrogen, phosphorus and potassium; other fertilizers; goods of this Chapter in tablets or similar forms or in packages of a gross weight not exceeding 10 kg. - Other mineral or chemical fertilizers containing the two fertilizing elements nitrogen and phosphorus: - Containing nitrates and phosphates | Free |
| 3105.59.00.00 | Mineral or chemical fertilizers containing two or three of the fertilizing elements nitrogen, phosphorus and potassium; other fertilizers; goods of this Chapter in tablets or similar forms or in packages of a gross weight not exceeding 10 kg. - Other mineral or chemical fertilizers containing the two fertilizing elements nitrogen and phosphorus: - Other | Free |
| 3105.60.00.00 | Mineral or chemical fertilizers containing two or three of the fertilizing elements nitrogen, phosphorus and potassium; other fertilizers; goods of this Chapter in tablets or similar forms or in packages of a gross weight not exceeding 10 kg. - Mineral or chemical fertilizers containing the two fertilizing elements phosphorus and potassium | Free |
| 3105.90.00.00 | Mineral or chemical fertilizers containing two or three of the fertilizing elements nitrogen, phosphorus and potassium; other fertilizers; goods of this Chapter in tablets or similar forms or in packages of a gross weight not exceeding 10 kg. - Other | Free |
About HS Chapter 31
Chapter 31 of the Canadian customs tariff covers fertilizers. TariffCalc lists 24 10-digit tariff items in this chapter, with MFN (Most Favoured Nation) duty rates ranging from 0.0% to 0.0% (average 0.0%).
24 of 24 items (100%) are duty-free under MFN. Importers from countries with Canadian free trade agreements (CUSMA, CETA, CPTPP, CCFTA, CKFTA, and others) can often import at 0% when rules of origin are met.
Example calculation
| Value for duty (CAD) | $10,000 |
| MFN duty (0.0%) | $0 |
| GST 5% | $500 |
| Total landed (before freight) | $10,500 |
Simplified illustrative calculation. Provincial taxes (HST/PST/QST) and surtaxes not included.
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What is HS Chapter 31 in the Canadian customs tariff?▾
Chapter 31 covers fertilizers. It contains 24 10-digit tariff items in the TariffCalc database, with MFN duty rates ranging from 0.0% to 0.0%.
What is the typical duty rate for Chapter 31 imports?▾
The average MFN rate across Chapter 31 is 0.0%. The majority of items (100%) are duty-free (0%) under MFN. Free trade agreements (CUSMA, CETA, CPTPP) may reduce the rate to 0% for qualifying goods.
Do free trade agreements apply?▾
Yes. Most items in this chapter qualify for preferential rates under CUSMA (US, Mexico), CETA (EU, UK), CPTPP (Japan, Vietnam, etc.), and other Canadian FTAs. See each tariff item’s detail page for the full rate-by-agreement breakdown.
How do I calculate import duties?▾
For a CAD $10,000 shipment in this chapter at the average MFN rate (0.0%), duties would be approximately $0, plus 5% GST ($500), for a total of $10,500 before freight. Use the TariffCalc calculator for a precise calculation by tariff item, country of origin, and province.
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