HS Code for Superphosphate Fertilizers
The HS Code for superphosphate fertilizers is 310310. The MFN duty rate for importing to the US is Free.
| HS Code (6-digit) | 310310 |
|---|---|
| US Duty Rate (MFN) | Free |
| EU Duty Rate (MFN) | 4.8% |
| Chapter | 31 |
| Heading | 3103 |
| Last Updated | 2026-05 |
Description
Superphosphates
HS Code 310310 covers superphosphate fertilizers and carries a US MFN duty rate of Free.
Frequently Asked Questions
What are the critical packaging and shipping requirements for superphosphate fertilizers under HTS 310310 to prevent cargo damage and ensure safety?
Superphosphate fertilizers must be shipped in heavy-duty, moisture-proof packaging such as multi-wall polyethylene-lined bags or specialized bulk containers to prevent caking and degradation. As a hygroscopic material that can become corrosive when wet, it is imperative to ensure cargo holds or containers are absolutely dry and well-ventilated to avoid damage to the vessel or other goods.
Does India have any specific import restrictions for Superphosphate Fertilizers (HTS 310310)?
Yes, imports of all fertilizers, including superphosphates, into India require mandatory registration with the Fertilizer Control Order (FCO) under the Ministry of Agriculture and Farmers' Welfare. Additionally, import consignments are subject to strict quality control checks and must comply with the specifications and labeling requirements stipulated by the FCO.
How does the soluble phosphate content affect the classification of superphosphate fertilizers under HTS 310310?
HTS 310310 specifically covers superphosphates with a soluble phosphate content (calculated as P2O5) not exceeding 35% by weight. If the soluble phosphate content exceeds 35%, the fertilizer is generally classifiable elsewhere, such as under HTS 3105 as other phosphate fertilizers. Therefore, precise laboratory analysis of the P2O5 content is critical for correct tariff classification.
Country-Specific Import Restrictions for Superphosphate Fertilizers (310310)
Several countries impose specific restrictions or requirements on superphosphate fertilizer imports, primarily related to chemical composition and environmental protection. For example, imports into the Philippines require a Fertilizer and Pesticide Authority (FPA) permit and strict compliance with their Administrative Order No. 9 (s. 2006) on fertilizer standards. India regulates all fertilizer imports under the Fertilizer Control Order (FCO, 1985), requiring registration and adherence to specific nutrient and contaminant limits for superphosphates. Brazil mandates registration with the Ministry of Agriculture, Livestock and Supply (MAPA) and often requires a prior import license. It is critical to verify the latest regulations with the destination country's agricultural or customs authority before shipment.
Common Classification Mistakes: Superphosphate Fertilizers
A frequent error is classifying single superphosphate (typically 16-20% P₂O₅) under the same heading as higher-analysis fertilizers like triple superphosphate (45% P₂O₅). Triple superphosphate belongs to HTS 3103.90.0000. Another mistake involves mixing ammonium phosphates (e.g., MAP, DAP), which are classified in 3105, with simple superphosphates. Ensure the product is not a mixture containing nitrogen or potassium, as blends with those nutrients shift classification to heading 3105.
Related HS Codes
Ready to source Superphosphate Fertilizers?
Compare prices from verified suppliers on Alibaba.
View Verified SuppliersAffiliate link — we may earn a commission at no extra cost to you.
Related Tools
Get tariff change alerts
We'll email you when duty rates change for products you care about. No spam.