抗老化橡胶内胎
CN → US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 4016935010 | 37.5% | CN | US | Official Doc |
| 4016935020 | 37.5% | CN | US | Official Doc |
| 4002390000 | 35.0% | CN | US | Official Doc |
| 4013905050 | 38.7% | CN | US | Official Doc |
| 4013905010 | 38.7% | CN | US | Official Doc |
AI Analysis
🛞 Anti-Aging Rubber Inner Tubes
🌐 HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Clearance Strategy
📌 I. Product Definition & Classification: What Exactly is an "Anti-Aging Rubber Inner Tube"?
Inner tubes are essential components of pneumatic tires, acting as the air-retaining bladder within the tire assembly. In international trade, they are strictly classified based on material composition and structural form.
Key Clarification on "Anti-Aging":
"Anti-aging" (often achieved via additives like carbon black, zinc oxide, or specific antioxidants) is a performance feature, not a distinct HS Code category. Customs classification depends entirely on:
1. Material Type: Is it natural rubber, synthetic rubber, or butyl rubber?
2. Form: Is it a generic rubber tube or specifically designed for tubes (HTSUS 4013 vs. 4016)?
⚠️ Critical Distinction:
- Butyl Rubber Inner Tubes: Highly resistant to air permeation and aging. Classified under 4013 (Rubber Inner Tubes).
- Other Rubber Inner Tubes (e.g., Natural Rubber, SBR): Classified under 4016 (Other articles of vulcanized rubber other than hard rubber).
- "Anti-aging" claims do not change the HS code but may require additional documentation to prove material composition during customs exams.
📦 II. HS Code Classification Details (2026 Latest Tariff Authority Comparison)
| HS Code | Product Description | Applicable Scenario | Material Type | Aging Resistance Feature |
|---|---|---|---|---|
4013.90.50.50 |
Rubber inner tubes, other | Butyl rubber inner tubes, specifically for tires | Butyl Rubber | High (Inherently low air permeability) |
4013.90.50.10 |
Rubber inner tubes, other | Butyl rubber inner tubes, specifically for tires | Butyl Rubber | High (Inherently low air permeability) |
4002.39.00.00 |
Butyl rubber, other | Raw Butyl Rubber material (NOT a finished tube) | Butyl Rubber (Raw) | N/A (Raw material) |
4016.93.50.10 |
Other rubber inner tubes | Natural rubber or mixed rubber inner tubes | Vulcanized Rubber | Standard (Requires additives for "anti-aging") |
4016.93.50.20 |
Other rubber inner tubes | General other rubber inner tubes | Vulcanized Rubber | Standard (Requires additives for "anti-aging") |
🔍 Key Reminder:
- Butyl Rubber (4013): If your "anti-aging" tube is made of butyl rubber, it falls under 4013. It is the premium choice for heavy-duty tires due to superior air retention.
- Other Rubber (4016): If the tube is made of natural rubber or SBR but treated with anti-aging compounds, it falls under 4016. The "anti-aging" aspect is a manufacturing detail, not a classification driver.
- Raw Material (4002): Ensure you are not misdeclaring raw butyl rubber compound as a finished inner tube. Finished tubes are always 4013 or 4016.
💰 III. 2026 Latest Tariff Rate Breakdown (Including Surcharges, Policy Add-ons)
✅ Applicable Country: United States (US)
✅ Country of Origin: China (CN)
✅ Effective Date: From November 10, 2025 (including subsequent imports)
🎯 1. 4013.90.50.50 & 4013.90.50.10 —— Butyl Rubber Inner Tubes
These codes apply to finished inner tubes made of butyl rubber, known for high durability and air retention.
| Item | Content |
|---|---|
| Base Tariff Rate | 3.7% (ad valorem) |
| Section 301 Surcharge | +25.0% (USITC Footnote 9903.88.01) |
| Section 122 Surcharge | +10.0% (Specific to certain rubber products from China) |
| Total Tariff Rate | 38.7% |
| Tax Calculation | CIF Value × 38.7% |
| De Minimis Eligibility | ❌ Not Eligible (deny_de_minimis) |
| Legal Basis Path | Base: 3.7% → Section 301: 25.0% → Section 122: 10.0% → Total: 38.7% |
📌 Explanation:
- Base 3.7%: Standard MFN rate for rubber inner tubes.
- Section 301 (25%): Trade war tariff on Chinese rubber goods.
- Section 122 (10%): Additional tariff targeting specific rubber imports.
- Total 38.7%: A very high tariff burden. Cost planning must account for nearly 40% of the CIF value.
🎯 2. 4002.39.00.00 —— Butyl Rubber (Raw Material)
⚠️ Warning: This code is for raw butyl rubber, not finished inner tubes. If you import raw material to assemble tubes in a third country, this might apply, but for direct shipment of tubes, use 4013.
| Item | Content |
|---|---|
| Base Tariff Rate | 0.0% |
| Section 301 Surcharge | +25.0% |
| Section 122 Surcharge | +10.0% |
| Total Tariff Rate | 35.0% |
| Tax Calculation | CIF Value × 35.0% |
| De Minimis Eligibility | ❌ Not Eligible |
| Legal Basis Path | Base: 0.0% → Section 301: 25.0% → Section 122: 10.0% → Total: 35.0% |
📌 Note:
- Although the rate is lower than finished tubes (35% vs 38.7%), do not misuse this code. Customs will inspect the product. If it’s a finished tube, misclassification leads to penalties, back-tariffs, and cargo detention.
🎯 3. 4016.93.50.10 & 4016.93.50.20 —— Other Rubber Inner Tubes
These codes apply to inner tubes made of natural rubber, SBR, or other vulcanized rubber compounds (excluding butyl). "Anti-aging" additives do not change the classification here.
| Item | Content |
|---|---|
| Base Tariff Rate | 2.5% (ad valorem) |
| Section 301 Surcharge | +25.0% |
| Section 122 Surcharge | +10.0% |
| Total Tariff Rate | 37.5% |
| Tax Calculation | CIF Value × 37.5% |
| De Minimis Eligibility | ❌ Not Eligible |
| Legal Basis Path | Base: 2.5% → Section 301: 25.0% → Section 122: 10.0% → Total: 37.5% |
📌 Explanation:
- Base 2.5%: Lower than butyl tubes (4013).
- Total 37.5%: Slightly cheaper than butyl tubes (38.7%), but the difference is marginal.
- Material Proof: You must provide a Material Safety Data Sheet (MSDS) or Test Report to prove the material is NOT butyl rubber if using these codes. If customs tests it and finds it’s butyl, they will reclassify to 4013 and charge the higher rate + penalties.
🛠️ IV. Customs Clearance Practical Advice (Battle-Tested Pitfall Guide)
✅ 1. Required Documentation Checklist (Non-Negotiable)
| Document | Mandatory? | Description |
|---|---|---|
| ✅ Product Specification Sheet | ✔️ | Must clearly state: "Inner Tube, Material: [Butyl/Natural/SBR], Diameter: X, Anti-aging Treatment: Yes/No" |
| ✅ Material Test Report | ✔️ | Critical! Third-party lab report confirming the rubber compound type. Proves whether it’s Butyl (4013) or Other (4016). |
| ✅ Product Photos (Clear Label) | ✔️ | Show the tube, valve stem, and any branding. Labels often state the material (e.g., "Butyl Rubber Inner Tube"). |
| ✅ Commercial Invoice | ✔️ | Describe as "Vulcanized Rubber Inner Tube, Model XYZ". Do NOT just write "Rubber Product". |
| ✅ Packing List | ✔️ | Detail the quantity, weight, and dimensions. |
| ✅ Declaration of Anti-Aging Additives | ✔️ | If required by customs exam, provide list of additives to prove no restricted substances. |
✅ 2. Declaration Tactics (Key Mnemonics)
🔥 "Material First, Form Second, Anti-Aging is Just a Feature!"
| Scenario | Correct Declaration | Wrong Practice |
|---|---|---|
| Butyl Rubber Tube | 4013.90.50.50 |
Misdeclare as "Rubber Sheet" or "Raw Material" |
| Natural Rubber Tube | 4016.93.50.10 |
Claim it’s "Butyl" to avoid testing → Risk of penalty |
| Mixed Material Tube | Verify material composition | Guessing the code → Customs reclassification |
| "Anti-Aging" Claim | Include in description, not HS Code | Trying to create a new HS code for "Anti-Aging" |
✅ 3. Special Situations Handling
| Situation | Handling Advice |
|---|---|
| OEM/Private Label | Provide manufacturer’s authorization letter to avoid IP issues at customs. |
| Different Valves (Schrader vs. Presta) | Does not change HS code. Ensure description matches the tube type. |
| Combined Shipment (Tires + Tubes) | Declare separately. Tires (4011) and Tubes (4013/4016) have different codes and risks. |
| High Risk of Customs Exam | Pre-emptively submit test reports via CBP portal if possible, or have them ready for physical inspection. |
🌍 V. Global Market Clearance Comparison (2026 Latest)
| Country/Region | Recommended HS Code | Tariff (China Origin) | Certification Requirements | Notes |
|---|---|---|---|---|
| 🇺🇸 USA | 4013.90.50.50 (Butyl) or 4016.93.50.10 (Other) |
37.5% - 38.7% | None specific, but material proof essential | High tariffs apply. Section 122 is key. |
| 🇨🇳 China | 4013.90.50.50 or 4016.93.50.10 |
~5-10% (Import) | CCC (if applicable for tire assemblies) | Lower tariffs for import into China. |
| 🇪🇺 EU | 4013.00.00 |
0% (if MFN applied) | REACH Compliance (chemical additives) | "Anti-aging" additives must be REACH compliant. |
| 🇬🇧 UK | 4013.00.00 |
0% | UKCA Marking (if part of tire system) | Post-Brexit rules apply. |
| 🇯🇵 Japan | 4013.00.00 |
0% | JIS Standard | Strict quality standards for rubber goods. |
📌 Conclusion:
- USA is the most challenging market due to Section 301 + Section 122 tariffs.
- EU/UK focus on chemical safety (REACH) for "anti-aging" additives. Ensure your formula is compliant.
- Material Verification is the #1 risk factor. Always have a lab report ready.
📌 VI. Common Errors & Pitfall Guide (Lessons from Tears)
❌ Error 1: Misdeclaring Butyl Rubber Tubes as "Other Rubber Tubes" (4016)
👉 Consequence: If customs tests it and finds it’s Butyl, they will reclassify to 4013 (38.7% vs 37.5%) and charge penalties for misdeclaration. Worse, if they suspect fraud, cargo can be seized.
❌ Error 2: Declaring Raw Butyl Rubber (4002) as Finished Tubes
👉 Consequence: Immediate detention. Customs will inspect and see it’s not a tube. Heavy fines and potential legal action for smuggling.
❌ Error 3: Ignoring "Anti-Aging" Additive Compliance (EU/UK)
👉 Consequence: In Europe, if the anti-aging agent is not REACH-compliant, the goods will be rejected. Ensure your supplier has REACH registration for all additives.
❌ Error 4: Using Generic Descriptions like "Rubber Product"
👉 Consequence: Customs will assign the highest duty rate and delay clearance for classification review. Always use specific terms: "Vulcanized Rubber Inner Tube".
✅ Correct Practice:
"Inner Tube, 16-inch, Butyl Rubber, Anti-Aging Treated, Valve Stem Type A, Model XYZ, MSDS Attached"
🎯 VII. Conclusion: Professional Declaration, Cost Optimization!
🎯 Remember the Mnemonic:
🔹 "Material Defines Code, Anti-Aging is Just a Feature!"
🔹 "Butyl is 4013, Other is 4016, Raw is 4002 – Don’t Mix Them!"
🔹 "Total Tax ~38%, Always Have Test Reports Ready!"
📌 Pro Tip:
If you are using Butyl Rubber for its anti-aging and air-retention properties, ensure your Material Test Report explicitly states "Butyl Rubber" to justify the 4013 code. If you use Natural Rubber with anti-aging additives, use 4016 but be prepared to prove it’s not Butyl if challenged.
📣 Immediate Action:
📞 Contact your customs broker with Product Specs + Material Test Report
🚀 Get an Advance Ruling (CBP Ruling) if the volume is high, to lock in the HS Code and avoid surprises.
✨ Professional Customs Clearance Starts with Precise Classification!
💼 Every Penny of Tariff Saved 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) — Broad category of goods (e.g., Chapter 84: Machinery and Mechanical Appliances)
- Heading (4 digits) — More specific grouping within the chapter
- Subheading (6 digits) — Internationally standardized breakdown, used by all WCO member countries
- National subdivisions (8-10 digits) — 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 — The standard duty rate applied to WTO members
- General rate — Applied to countries without trade agreements
- Trade remedy duties — 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.