Natural Cork Crumbs (Filter Material)
CN β US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 4503106000 | 35.0% | CN | US | Official Doc |
| 4503906000 | 49.0% | CN | US | Official Doc |
| 4501904000 | 35.0% | CN | US | Official Doc |
AI Analysis
π· Natural Cork Crumbs (Filter Material)
π HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional-Level Entry Strategy
π I. Product Definition & Classification: Do You Really Understand "Natural Cork Crumbs"?
Natural cork crumbs, derived from the bark of the Quercus suber ( cork oak tree), are a sustainable, eco-friendly, and chemically inert biological material. In international trade, they are primarily used as filtration media, stoppers, insulation, or decorative aggregates.
However, the critical distinction in classification lies not in the "crumb" form alone, but in the origin of the article and its intended use. Customs authorities scrutinize whether the product is: 1. Raw/Processed Cork Material: Crushed, granulated, or milled cork (often used for filtration or molding). 2. Finished Cork Articles: Pre-formed items like corks, stoppers, or specific tools.
β οΈ Key Distinction Point:
- If the product is granulated, powdered, or crushed cork intended for industrial use (e.g., filtration, insulation, molding raw material) β It falls under "Other articles of natural cork". - If the product is specifically shaped corks or stoppers (even if made from crumb-compressed cork) β It falls under "Corks and stoppers". - β οΈ Warning: Many traders mistakenly classify "cork crumbs for filtration" under "corks/stoppers." This is a major compliance risk if the items are not finished stoppers.
π¦ II. HS Code Classification Details (2026 Latest Tariff Authority Comparison)
| HS Code | Product Description | Applicable Scenario | Contains Stoppers? |
|---|---|---|---|
4503.90.60.00 |
Articles of natural cork: Other: Other | Crushed cork, granules, powder, filtration media, insulation material | β No (Raw/Processed Material) |
4503.10.60.00 |
Articles of natural cork: Corks and stoppers: Other | Compressed cork stoppers, wine corks, synthetic-natural blends, shaped stoppers | β Yes (Finished Article) |
π Critical Reminder:
- "Cork Crumbs" (granules/powder) used for filtration are NOT considered "stoppers." They are raw materials or semi-finished articles. Therefore, they should generally be classified under4503.90.60.00.
- If the "crumbs" are compressed into stoppers before export, they become4503.10.60.00.
- Do not misclassify granular filtration media as "corks/stoppers" to avoid penalty for incorrect declaration.
π° III. 2026 Latest Tariff Rate Breakdown (Including Surtaxes & Policy Additions)
β Applicable Country: United States (US)
β Origin: China (CN)
β Effective Date: November 10, 2025 (and subsequent imports)
π― 1. 4503.90.60.00 ββ Natural Cork Articles: Other (e.g., Cork Crumbs/Granules)
| Item | Content |
|---|---|
| Base Tariff | 0.0% (ad valorem) |
| Section 301 Surtax | 0.0% |
| IEEPA Surtax | 0.0% |
| Total Tariff Rate | 0.0% |
| Tax Calculation | CIF Value Γ 0% = $0.00 |
| De Minimis Eligibility | β Yes (if shipped via low-value shipments under $800) |
| Legal Basis Path | USITC:4503.90.60.00 β No Surtax Footnotes Applied |
π Explanation:
- Base Rate: Natural cork articles ("Other") have a 0% base MFN rate.
- Surtaxes: Unlike electronics, textiles, or certain machinery, natural cork products are NOT subject to the 25% Section 301 surtax or the 10% IEEPA surtax.
- Result: This is a zero-tariff entry, making it highly cost-effective for US importers.
π― 2. 4503.10.60.00 ββ Natural Cork Articles: Corks and Stoppers (Other)
| Item | Content |
|---|---|
| Base Tariff | 0.0% (ad valorem) |
| Section 301 Surtax | 25.0% |
| IEEPA Surtax | 0.0% |
| Total Tariff Rate | 25.0% |
| Tax Calculation | CIF Value Γ 25% |
| De Minimis Eligibility | β No (deny_de_minimis) |
| Legal Basis Path | IEEPA:9903.01.25 β USITC:4503.10.60.00 β FOOTNOTE:9903.88.01 |
π Note:
- If your "cork crumbs" are compressed into stoppers before shipment, the tariff jumps to 25%.
- This is a significant cost increase compared to granular cork.
- Key Takeaway: Keep the product in granular/crumb form for filtration/insulation use to qualify for 0% tariff. Do NOT pre-form into stoppers unless necessary.
π οΈ IV. Customs Clearance Practical Advice (Real-World Pitfall Guide)
β 1. Required Documentation Checklist (Non-Negotiable)
| Document | Must Provide | Explanation |
|---|---|---|
| β Product Specification Sheet | βοΈ | Must clearly state: "Natural Cork Crumbs," "Particle Size: X mm," "Use: Filtration/Insulation" |
| β Material Safety Data Sheet (MSDS) | βοΈ | Proves no chemical treatment (if claimed as natural) |
| β Commercial Invoice | βοΈ | Must describe as "Natural Cork Granules/Crums for Filtration," NOT "Wine Stoppers" |
| β Packing List | βοΈ | Net/Gross weight, container number |
| β Certificate of Origin | βοΈ | Required for proof of Chinese origin |
| β Photos of Product | βοΈ | Show granular/crumb form, NOT shaped stoppers |
β 2. Declaration Tips (Key Mnemonic)
π₯ "Granules = 0%, Stoppers = 25%, Description is King!"
| Scenario | Correct Declaration | Wrong Action |
|---|---|---|
| Loose cork crumbs for filtration | 4503.90.60.00 |
Declaring as "Corks" β 25% tariff |
| Compressed cork stoppers | 4503.10.60.00 |
Declaring as "Granules" β Misdeclaration penalty |
| Mixed shipment (crumbs + stoppers) | Separate HS Codes | Combined declaration β Risk of audit & penalty |
| Cork powder for cosmetics | 4503.90.60.00 |
Misclassified as "Cosmetic Raw Material" β 0% is still correct, but description must match |
π Pro Tip:
- Ensure the product description explicitly states "CRUMBS," "GRANULES," or "POWDER" and "FOR FILTRATION/INDUSTRIAL USE."
- Avoid vague terms like "Cork Material" without form specification.
β 3. Special Circumstances Handling
| Situation | Handling Advice |
|---|---|
| OEM Custom Granule Size | Provide spec sheet showing particle size distribution; do not claim "custom stoppers" |
| Chemically Treated Cork | If treated with chemicals, it may fall under Chapter 45 or 46; ensure "natural" claim is accurate |
| Cork + Synthetic Blend | If >50% natural cork, may still qualify under 4503; if <50%, may shift to Chapter 39 or 59 |
| Samples for Filtration Testing | Can declare as "Samples," but value must be accurate; still subject to 0% tariff |
π V. Global Market Customs Comparison (2026 Latest)
| Country/Region | Recommended HS Code | Tariff | Certification Requirement | Notes |
|---|---|---|---|---|
| πΊπΈ USA | 4503.90.60.00 |
0% | None | Zero tariff for granules; 25% for stoppers |
| π¨π³ China | 4503.90.60.00 |
5% | N/A | Import duty applies |
| πͺπΊ EU | 4503.90.60.00 |
0% | REACH | Free trade under many agreements |
| π¬π§ UK | 4503.90.60.00 |
0% | UKCA | Post-Brexit tariff alignment |
| π―π΅ Japan | 4503.90.60.00 |
0% | PSE | No additional duties |
π Conclusion:
- The USA offers a unique advantage: 0% tariff for natural cork articles (other than stoppers).
- European Union also has 0% for natural cork, but stricter REACH chemical compliance.
- China imposes a 5% import duty.
π VI. Common Mistakes & Pitfall Guide (Lessons Learned)
β Mistake 1: Declaring "Cork Crumbs for Filtration" as "Corks/Stoppers"
π Consequence: Pay 25% tariff unnecessarily β Lost profit margin!
β Mistake 2: Not specifying "Granules" or "Crumbs" in the invoice
π Consequence: Customs may assume itβs "stoppers" β Audit & Delay
β Mistake 3: Mixing "Cork Granules" and "Cork Stoppers" in one HS Code
π Consequence: Misdeclaration β Penalties & Potential Seizure
β Mistake 4: Claiming "Synthetic Cork" but submitting "Natural Cork"
π Consequence: Fraud alert β Heavy Fines
β Correct Practice:
"Natural Cork Granules, Particle Size: 2-5mm, For Industrial Filtration, Uncompressed, Raw Material, Model: CORK-GRAN-250"
π― VII. Conclusion: Professional Declaration, Save Costs, Avoid Risks!
π― Remember the Mnemonic:
πΉ "Granules = 0%, Stoppers = 25%, Form Determines Fate!"
πΉ "HS Code defines tax, Description defines truth, Misdeclaration costs dearly!"
π Pro Tip:
If your product is natural cork granules/crumbs for filtration, always classify under 4503.90.60.00 to enjoy 0% tariff.
If you are exporting compressed cork stoppers, expect 25% tariff.
Never mix these forms in one line item.
π£ Immediate Action:
π Contact a professional customs broker + Provide product photos + Apply for Advance Ruling if unsure
π Let your cork products clear customs smoothly, maximize profit, and avoid penalties!
β¨ Professional Customs Clearance Starts with Accurate Classification!
πΌ Every dollar saved on tariffs is pure profit!
Customer Reviews
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.