Iron Dimethyldithiocarbamate Fungicide

🍄 Iron Dimethyldithiocarbamate Fungicide: The Ultimate 2026 Import & Tariff Guide

🌐 HS Code Masterclass & Strategic Customs Clearance | 100% China-USA Tariff Breakdown | Professional通关 Strategy
📌 Part 1: What is "Iron Dimethyldithiocarbamate"? Are You Really Sure?

Iron Dimethyldithiocarbamate is a specialized fungicide (pesticide) used to protect crops from fungal diseases. In international trade, its classification depends strictly on its chemical composition and end-use.

It falls under two distinct categories based on the exact chemical structure and the presence of iron:

1. Organic Sulfur Compounds (General Pesticides): If the formulation is classified primarily as a generic organic sulfur compound intended for agricultural use.
2. Dithiocarbamate Derivatives (Specific Fungicides): If the product is specifically identified as a thiram or similar dithiocarbamate derivative used as a fungicide.

⚠️ Critical Classification Logic:
- If it is a pure organic sulfur compound (general pesticide) → HS Code 2930.20.10.00
- If it is a specific Dithiocarbamate fungicide (e.g., specific thiram derivatives) → HS Code 3808.92.24.00 / 3808.92.28.00
- Note: The presence of "Iron" (Fe) does not automatically force it into "Iron Sulfates" (2833), as it is primarily a dithiocarbamate complex used as a biocide.

📦 Part 2: HS Code Classification Matrix (2026 US Tariff Book)

Based on the provided data, here is the exact mapping for Iron Dimethyldithiocarbamate Fungicide:

🔍 Key Differentiation:
- 3808 Series (Fungicides): Most accurate for "Dimethyldithiocarbamate" fungicides. The tax depends on the specific subclass of dithiocarbamate. - 3808.92.24.00: Specific "Thiocarbamate" fungicides. (Lowest base tax: 0%). - 3808.92.28.00: "Other" Dithiocarbamate fungicides. (Base tax: 3.7%). - 2930 Series (Organic Sulfur): Used if the chemical is sold as a raw organic sulfur compound without the specific "biocide" classification, resulting in a higher base tax (6.5%). - 2833 Series (Iron Salts): Rarely used for this product. Only apply if the product is purely an inorganic iron sulfide/sulfate with no dithiocarbamate structure.

💰 Part 3: 2026 US Tariff Rate Deep Dive (China Origin)

✅ Country of Origin: China (CN)
✅ Destination: USA
✅ Effective Date: 2025-11-10 (Current 122-Section + 301 Section)

🎯 Scenario A: 3808.92.24.00 (Thiocarbamate Fungicide) – BEST RATE

📌 Why this is critical: This is the most favorable classification for fungicides. It avoids the 6.5% base tax of the organic sulfur category.

🎯 Scenario B: 3808.92.28.00 (Other Dithiocarbamate Fungicide)

📌 Note: A small 3.7% difference in base duty increases the total tax burden by 3.7% on the CIF value.

🎯 Scenario C: 2930.20.10.00 (Organic Sulfur Compound) – HIGHEST COST

⚠️ Risk: If the customs officer classifies your product as a general "Organic Sulfur" rather than a "Fungicide," you pay 6.5% more immediately.

🎯 Scenario D: 2833.29.51.90 (Iron Sulfides/Sulfates) – RISK OF REJECTION

⚠️ Warning: Misclassifying a fungicide as an "Iron Sulfide" may trigger an audit by the EPA (Environmental Protection Agency) because the product is a pesticide, not just a raw chemical.

🛠️ Part 4: Customs Clearance Operational Advice (Avoid Fines!)

✅ 1. Documentation Checklist (EPA + CBP)

To clear Iron Dimethyldithiocarbamate Fungicide into the US, you MUST provide:

✅ 2. Strategic Classification Tips

🔥 Golden Rule: "Fungicide > Organic Sulfur > Iron Salt"

✅ 3. Special Circumstances

🌍 Part 5: Global Market Comparison (2026)

📌 Conclusion: The USA is the most expensive market due to the 10% (122) + 25% (301) surcharge. The key to saving money is accurate classification (3808.92.24.00 vs 2930.20.10.00).

📌 Part 6: Common Mistakes & How to Avoid Them

❌ Mistake 1: Classifying as 2833 (Iron Sulfate) to avoid pesticide regulations.
👉 Consequence: Seizure by EPA + $10,000+ fines. Pesticides are strictly regulated.

❌ Mistake 2: Using generic "Organic Sulfur" description (2930.20.10.00).
👉 Consequence: Paying 41.5% instead of 35.0%. Unnecessary cost increase.

❌ Mistake 3: Failing to provide the FIFRA Registration Number.
👉 Consequence: 100% Rejection/Return by Customs. No shipment will clear.

❌ Mistake 4: Ignoring the "Iron" content and claiming it's a pure organic compound.
👉 Consequence: Inaccurate HS Code classification. Customs may audit the chemical structure.

✅ Best Practice:

"Fungicide, Iron Dimethyldithiocarbamate, FIFRA Reg No. [XXX-XXX], HS Code 3808.92.24.00, For Agricultural Use Only."

🎯 Part 7: Final Verdict & Action Plan

🎯 The Golden Formula:

"Fungicide + FIFRA Reg + 3808.92.24.00 = 35.0% Tax"
"Organic Sulfur + 2930.20.10.00 = 41.5% Tax (Avoid!)"
"Iron Salt + 2833 = Risk of EPA Seizure (Do Not!) "

🚀 Immediate Action:
1. Verify EPA Registration: Ensure your product has a valid FIFRA number. 2. Select HS Code: Use 3808.92.24.00 if it is a specific thiocarbamate fungicide. 3. Calculate Cost: Apply 35.0% total duty (0% base + 25% + 10%). 4. Prepare Docs: Have the SDS, CoA, and EPA Registration ready for CBP.

📌 Pro Tip:
If your product is Iron Dimethyldithiocarbamate, it is 99% likely to be a Dithiocarbamate Fungicide. Do not classify it as a simple "Iron Salt" or "Organic Sulfur" to save money; the EPA risk is far greater than the 6.5% tax difference.

📣 Call to Action:

📞 Contact your broker NOW to confirm your FIFRA registration number.
📄 Request a Pre-Classification Ruling from CBP for 3808.92.24.00 to avoid delays.
🚢 Ship with confidence: 35.0% tax, fully compliant, zero EPA risk!

✨ Smart Customs, Safe Imports, Max Profit!
💼 Don't let a 6.5% tax difference or an EPA violation destroy your shipment.