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Frozen mackerel

CN β†’ US
HS Code Tariff Rate Origin Destination Doc
030239 0.0% CN US Official Doc
030241 0.0% CN US Official Doc

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🐟 Frozen Mackerel (Fish for Human Consumption)


🌐 HS Code Reference & Clearance Guide | 2026 Latest Tariff Analysis | Professional Customs Strategy
πŸ“Œ I. Product Definition & Classification: Do You Really Know "Mackerel"?

Frozen Mackerel is a high-value seafood commodity, crucial for global protein supply chains. In international trade, it is strictly categorized based on processing level and physical form. The classification hinges on one critical question: Are the fish whole or filleted?

Whole Frozen Mackerel (Not Prepared): Fish that are frozen in the state they were caught or brought to market, excluding fillets or other cut parts.
Frozen Mackerel Fillets: Meat removed from the bone, frozen, and not further processed (e.g., no breading, cooking, or seasoning).

⚠️ Key Distinction Point:
- If the mackerel is whole, gutted, or scaled but intact (no cuts into fillets) β†’ Classified under 0302.39
- If the mackerel is cut into fillets (meat separated from bone) β†’ Classified under 0302.41
- Note: "Not further prepared" means no cooking, smoking, curing, or breading. If these steps are taken, the HS Code changes entirely (e.g., to Chapter 16).


πŸ“¦ II. HS Code Classification Details (2026 Latest Tariff Authority Comparison)

HS Code Product Description Application Scenario Physical Form
0302.39 Frozen Mackerel, not further prepared, excluding fillets and other parts of fish, in the state in which they are caught or brought to market, intended for human consumption. Whole frozen mackerel, gutted/scaled whole fish, frozen mackerel heads/tails (if not fillets). ❌ Whole/Intact
0302.41 Frozen Mackerel Fillets, not further prepared, intended for human consumption. Frozen mackerel steaks, boneless mackerel portions, fillets ready for cooking/frying. βœ… Filleted/Cut

πŸ” Critical Reminder:
- 0302.39 is for whole fish. If you ship "gutted whole fish," it still falls here.
- 0302.41 is strictly for fillets. If you ship "steaks" or "portions," it often falls here depending on local interpretation, but generally, any separation from the main carcass into eating portions triggers this code.
- Do NOT mix these in one declaration line if the physical forms differ significantly. Customs officials may inspect and reclassify, leading to delays.


πŸ’° III. 2026 Latest Tariff Rate Details (Including Surcharges & Policy Add-ons)

βœ… Applicable Country: United States (US)
βœ… Origin: China (CN)
βœ… Effective Time: 2025/2026 (Current Trade Policy Context)

🎯 1. 0302.39 β€”β€” Frozen Mackerel (Whole/Not Filleted)

Item Content
Base Tariff Rate 0% (ad valorem)
Mackerel generally enters the US duty-free under HTS 0302.39.
USITC Additional Tariff 0%
No Section 301 tariff applies to fresh/frozen fish products.
IEEPA Additional Tariff 0%
No IEEPA surcharge applies to fishery products.
Total Tariff Rate 0%
Tax Calculation CIF Value Γ— 0% = $0
De Minimis Eligibility βœ… Yes (if value < $800, under Section 321)
Legal Basis Path HTSUS:0302.39.00

πŸ“Œ Explanation:
- Fishery products like mackerel are generally not subject to the heavy tariffs applied to steel, aluminum, or electronics.
- The primary cost driver here is not tariff, but logistics (cold chain) and perishability risks.


🎯 2. 0302.41 β€”β€” Frozen Mackerel Fillets

Item Content
Base Tariff Rate 0% (ad valorem)
Fillets are also generally duty-free.
USITC Additional Tariff 0%
IEEPA Additional Tariff 0%
Total Tariff Rate 0%
Tax Calculation CIF Value Γ— 0% = $0
De Minimis Eligibility βœ… Yes (if value < $800)
Legal Basis Path HTSUS:0302.41.00

πŸ“Œ Explanation:
- Same as whole mackerel, no tariff burden.
- However, FSMA (Food Safety Modernization Act) compliance is stricter for fillets due to higher risk of contamination during processing.


πŸ› οΈ IV. Customs Clearance Practical Advice (Real-World Pitfall Avoidance)

βœ… 1. Required Documentation Checklist (Non-Negotiable)

Document Must Provide Explanation
βœ… Commercial Invoice βœ”οΈ Must clearly state: "Frozen Mackerel, Not Further Prepared," HS Code, Country of Origin.
βœ… Packing List βœ”οΈ Detail number of boxes, net/gross weight, and frozen state.
βœ… Certificate of Origin βœ”οΈ Proves origin to avoid disputes.
βœ… Health Certificate / Veterinary Certificate βœ”οΈ CRITICAL. Issued by competent authority of exporting country, certifying fish is fit for human consumption.
βœ… Prior Notice to FDA βœ”οΈ MANDATORY. Must be filed at least 2 hours before arrival (or 4 hours for rail/other modes). Failure = Detention & Refusal.
βœ… Cold Chain Log βœ”οΈ Proof of temperature control (-18Β°C or lower) during transit.
βœ… Catch Certificate (if required) βœ”οΈ For IUU (Illegal, Unreported, Unregulated) fishing prevention.

βœ… 2. Declaration Tips (Key Mnemonics)

πŸ”₯ "Frozen Whole is .39, Fillets are .41. No Cook, No Smoke, Just Ice!"

Scenario Correct HS Code Common Mistake
Whole frozen mackerel, gutted 0302.39 Misclassifying as fillets (0302.41) β†’ Inspection delay
Frozen mackerel fillets/boneless 0302.41 Misclassifying as whole fish β†’ May be accepted, but risk of reclassification
Smoked Mackerel ❌ Neither Incorrect. Smoked fish goes to 0305 or 1604. Using 0302 leads to penalty.
Cooked/Marinated Mackerel ❌ Neither Incorrect. Goes to 1604. Using 0302 leads to penalty.
Mackerel Canned ❌ Neither Incorrect. Goes to 1604.

βœ… 3. Special Case Handling

Situation Handling Advice
Mixed Container (Whole + Fillets) Separate lines in declaration. Do not lump them. One HS Code per line.
IUU Fishing Concerns Ensure the supplier has a valid Fishery Certification. The US is strict on illegal fishing imports. Provide proof of legal catch.
Temperature Failure If thawed/refrozen, the product may be rejected as "adulterated." Ensure data loggers are included in the shipment.
USDA/FDA Inspection FDA has priority over USDA for fish. Be prepared for physical inspection at the port. Have health certs ready for immediate upload.

🌍 V. Global Market Clearance Comparison (2026 Latest)

Country/Region Recommended HS Code Tariff Certification Requirement Notes
πŸ‡ΊπŸ‡Έ United States 0302.39 / 0302.41 0% FDA Prior Notice + Health Cert Strict on IUU and temperature logs.
πŸ‡¨πŸ‡³ China 0302.39 / 0302.41 0-8% CIQ Certificate Import duties may apply depending on origin trade agreements.
πŸ‡ͺπŸ‡Ί European Union 0302.39 / 0302.41 0-12% Health Cert + Halal (if applicable) EU has strict quotas for some fish. Check TARIC code for specific origin.
πŸ‡¬πŸ‡§ United Kingdom 0302.39 / 0302.41 0-12% Health Cert Post-Brexit rules apply. UKCA marking not needed for raw fish, but health certs are vital.
πŸ‡―πŸ‡΅ Japan 0302.39 / 0302.41 0-15% Animal Quarantine Station Cert Very strict on veterinary checks. Must pre-register exporter.

πŸ“Œ Conclusion:
- Tariffs are generally 0% for mackerel in major markets, making logistics and compliance the true cost drivers.
- FDA Prior Notice is the biggest hurdle for US imports. Miss it, and the cargo is refused.
- Temperature integrity is paramount. One thaw event can destroy the entire shipment.


πŸ“Œ VI. Common Errors & Pitfall Guide (Blood-Learned Lessons)

❌ Mistake 1: Declaring "Smoked Mackerel" under 0302.39
πŸ‘‰ Consequence: Rejected. Smoked fish is "prepared" (Chapter 16 or 0305). Penalty + Destruction.
πŸ‘‰ Fix: Use 0305.59 (Smoked fish) or 1604.19 (Prepared fish).

❌ Mistake 2: Forgetting FDA Prior Notice
πŸ‘‰ Consequence: Cargo held at port, $10,000+ detention fees, possible refusal of admission.
πŸ‘‰ Fix: File Prior Notice before vessel departure.

❌ Mistake 3: Mixing "Whole" and "Fillets" in one line item
πŸ‘‰ Consequence: Customs Inspection Delay. Officers must open boxes to verify.
πŸ‘‰ Fix: Use separate line items for 0302.39 and 0302.41.

❌ Mistake 4: Ignoring IUU (Illegal Fishing) Regulations
πŸ‘‰ Consequence: Seizure of goods if origin cannot be verified as legal.
πŸ‘‰ Fix: Obtain Catch Certificates from the country of capture.

βœ… Correct Practice:

"Frozen Mackerel, Whole, Gutted, Not Further Prepared, HS Code 0302.39.00.00, Origin: [Country], FDA Prior Notice Filed, Temperature Maintained at -18Β°C."


🎯 VII. Conclusion: Professional Clearance, Save Time, Reduce Costs!

🎯 Remember the Mantra:

πŸ”Ή "Whole is .39, Fillets are .41. No Tariff, but Watch the FDA!"
πŸ”Ή "Prior Notice is Key, Health Cert is King. Temperature Control, Everything Will Be Fine!"


πŸ“Œ Pro Tip:
If your mackerel is originating from a country with a Free Trade Agreement (FTA) with the importing country, check if preferential tariffs apply (though fish often have 0% anyway, FTA can simplify paperwork).
For the US, always ensure FDA Registration of the foreign facility is up-to-date.


πŸ“£ Immediate Action:

πŸ“ž Contact your Customs Broker + Provide FDA Prior Notice Confirmation + Ensure Health Certificate matches Invoice Details
πŸš€ Let your mackerel clear customs smoothly, stay frozen, and reach the market fresh!


✨ Professional Clearance Starts with Accurate Classification!
πŸ’Ό Every dollar saved on compliance is profit earned!

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About HS Code Classification

The Harmonized System (HS) is an internationally standardized nomenclature developed by the World Customs Organization (WCO) to classify traded products. Over 200 countries use the HS system as the basis for customs tariffs, trade statistics, and import/export regulations.

Each HS code follows a hierarchical structure:

  • Chapter (2 digits) β€” Broad category of goods (e.g., Chapter 84: Machinery and Mechanical Appliances)
  • Heading (4 digits) β€” More specific grouping within the chapter
  • Subheading (6 digits) β€” Internationally standardized breakdown, used by all WCO member countries
  • National subdivisions (8-10 digits) β€” Country-specific extensions for further classification, such as US HTSUS 10-digit codes

Correct HS code classification is essential for smooth customs clearance, accurate duty payment, and compliance with trade regulations. Misclassification can lead to customs delays, overpayment of duties, or penalties.

When importing from CN to US, the applicable tariff rates may include:

  • Most-Favored-Nation (MFN) rate β€” The standard duty rate applied to WTO members
  • General rate β€” Applied to countries without trade agreements
  • Trade remedy duties β€” Additional tariffs such as Section 301 (anti-dumping), Section 232 (national security), or countervailing duties

The information provided on this page is for reference purposes only. For official classification, please consult with your local customs authority or a licensed customs broker.