Organic-Coated Diammonium Phosphate Starter Fertilizer
Polymer-coated DAP granules (16-44-0) in 9 kg bags for seed-starting. This product is diammonium hydrogenorthophosphate with nitrogen and phosphorus, and the polymer coating does not change its essential character. It is packaged in bags under 10 kg, qualifying for tariff item 3105.30.00.
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 polymer coating is considered a significant additive or the product is marketed as a controlled-release fertilizer with other nutrients.
Coated fertilizers with additional functional additives may be classified as 'other fertilizers' under heading 31.05.
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 the polymer coating is not considered a separate fertilizer or additive that changes the product's classification
• The package weight must be ≤10 kg
• Provide the coating composition and N-P analysis to CBSA for smooth clearance
Related Products under Tariff item 3105.30.00
Compact DAP Tablets for Drip Systems
Slow-dissolve DAP tablets in 500g packs for fertigation systems. These tablets are diammonium hydrogenorthophosphate, a fertilizer containing both nitrogen and phosphorus, and are put up in a form (tablets) and package weight (≤10 kg) that fall squarely under tariff item 3105.30.00.
DAP 18-46 Water-Soluble Fertilizer Pouches
Water-soluble diammonium phosphate (18-46-0) in 1 kg pouches for fertigation. This product is a diammonium hydrogenorthophosphate fertilizer containing nitrogen and phosphorus, and is put up in small retail packages not exceeding 10 kg, making it classifiable under tariff item 3105.30.00.
DAP Foliar Spray Concentrate Pouches
Soluble DAP concentrate in 3 kg pouches for foliar application. This product is diammonium hydrogenorthophosphate, a fertilizer with nitrogen and phosphorus, and is presented in packages under 10 kg, qualifying for tariff item 3105.30.00.
DAP Seed-Safe Fertilizer Bands
Low-salt DAP in 2 kg banded packs for precision seed placement. This diammonium hydrogenorthophosphate fertilizer contains nitrogen and phosphorus and is packaged in small quantities (≤10 kg), making it eligible for tariff item 3105.30.00.
Diammonium Phosphate 18-46-0 Fertilizer Granules
Granular diammonium hydrogenorthophosphate (DAP) fertilizer with 18% nitrogen and 46% P2O5, used for root development in crops. This product is a pure DAP fertilizer containing nitrogen and phosphorus, and is not put up in the forms or packages described in heading 31.05, so it falls under tariff item 3105.30.00.
Diammonium Phosphate Bloom Booster Pack
8 kg booster packs of DAP emphasizing phosphorus for flowering plants. This diammonium hydrogenorthophosphate fertilizer contains nitrogen and phosphorus and is packaged in a retail size under 10 kg, making it classifiable under tariff item 3105.30.00.