General purpose plastic tubes
CN β US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 3917290090 | 38.1% | CN | US | Official Doc |
| 3917390050 | 38.1% | CN | US | Official Doc |
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π§ͺ Plastic Tubes, Pipes & Hoses (General Purpose)
π HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Clearance Strategy
π I. Product Definition & Classification: Do You Really Understand "Plastic Tubes"?
In international trade, "General Purpose Plastic Tubes" is not a single HS Code but a broad category that splits into two distinct tariff paths based on physical rigidity. The key differentiator is whether the tube maintains its shape without external support (Rigid) or is flexible/coilable (Non-Rigid).
Rigid Tubes/Pipes: Hard plastic (e.g., PVC, ABS, PE) that cannot be coiled by hand; typically used for construction, water supply, and industrial piping.
Flexible Hoses/Tubes: Softer plastics (e.g., silicone, PVC blends, TPU) that can be bent or coiled; typically used for fluid transfer, pneumatic lines, and medical applications.
β οΈ Key Distinction Point:
- If the tube is rigid (hard plastic) β It falls under Chapter 3917.29 (Rigid tubes/pipes).
- If the tube is flexible (hose/tube) β It falls under Chapter 3917.39 (Other tubes/hoses).
- Fittings (elbows, joints) are NOT included in the main HS code above; they have separate codes. This guide focuses on the tubes themselves.
π¦ II. HS Code Classification Details (2026 Latest Tariff Authority Comparison)
| HS Code | Product Description | Application Scenario | Rigidity |
|---|---|---|---|
3917.29.00.90 |
Rigid tubes, pipes, and hoses of other plastics | Construction pipes, water supply lines, industrial rigid conduits (PVC, ABS, etc.) | β Rigid |
3917.39.00.50 |
Other tubes, pipes, and hoses (Flexible) of other plastics | Flexible hoses, tubing for air/fluid transfer, medical tubing, coilable tubes | β Flexible |
π Key Reminder:
- Do not misclassify rigid pipes as flexible hoses to save tax. Customs will inspect the physical properties. If a pipe is stiff and cannot be coiled, it must be3917.29.00.90.
- If the product is a fitting (joint, elbow, flange), do NOT use the codes above. Use separate codes for "Fittings of plastics" (usually 3917.29 or 3917.39 with specific fitting descriptors, but often separate sub-headings depending on the country's specific tariff schedule). Note: The provided data only covers tubes/hoses.
π° III. 2026 Latest Tariff Rate Details (Including Surtaxes & Policy Add-ons)
β Applicable Country: USA (US)
β Origin: China (CN)
β Effective Time: Current rates apply (2026 context)
π― 1. 3917.29.00.90 ββ Rigid Tubes, Pipes, and Hoses (Of Other Plastics)
| Item | Content |
|---|---|
| Base Tariff | 0% (ad valorem) |
| Section 301 Surtax | 0% (No additional 301 tariff listed for this specific sub-code in the provided data) |
| IEEPA Surtax | 0% (No additional IEEPA tariff listed) |
| Total Tariff Rate | 0.0% |
| Tax Calculation | CIF Value Γ 0% = $0 |
| De Minimis Eligibility | β Yes (If value < $800, no duty; if > $800, 0% duty still applies) |
| Legal Basis Path | HTSUS:3917.29.00.90 β General Rate: 0% |
π Explanation:
- This is a highly competitive classification for rigid plastic pipes.
- No Section 301 or IEEPA surcharges apply to this specific "Other Plastics" rigid tube code in the provided dataset.
- This makes it a tax-free entry (0% total tax) for Chinese-origin rigid plastic tubes.
π― 2. 3917.39.00.50 ββ Other Tubes, Pipes, and Hoses (Flexible) (Of Other Plastics)
| Item | Content |
|---|---|
| Base Tariff | 3.1% (ad valorem) |
| Section 301 Surtax | +25.0% |
| IEEPA Surtax | 0% (Not listed in provided data for this code) |
| Total Tariff Rate | 28.1% |
| Tax Calculation | CIF Value Γ 28.1% |
| De Minimis Eligibility | β οΈ Check Thresholds: Typically, Section 301 tariffs may not apply to de minimis shipments under certain current policies, but base tariffs might. However, for shipments >$800, the full 28.1% applies. |
| Legal Basis Path | HTSUS:3917.39.00.50 β Base: 3.1% β Section 301 Footnote: +25% |
π Key Warning:
- This code carries a heavy tax burden due to the 25% Section 301 surcharge.
- Even though the base rate is low (3.1%), the total effective rate is 28.1%.
- Do not confuse this with rigid pipes! If you ship flexible hoses but declare them as rigid pipes (3917.29.00.90), you risk severe penalties for misclassification if customs tests the material rigidity.
π οΈ IV. Customs Clearance Practical Advice (Battle-Tested Pitfall Avoidance)
β 1. Essential Documentation Checklist (Must-Have)
| Document | Required? | Purpose |
|---|---|---|
| β Product Spec Sheet | βοΈ | Must clearly state Material Type (e.g., PVC, PE, ABS) and Rigidity (Rigid vs. Flexible). |
| β Photos of Product | βοΈ | Show the tube being bent (if flexible) or standing straight (if rigid). |
| β Commercial Invoice | βοΈ | Accurate description: "Rigid PVC Pipe, 2-inch, Schedule 40" or "Flexible Silicone Hose, 1/4-inch". |
| β Certificate of Origin (CO) | βοΈ | To prove Chinese origin (if claiming origin-specific benefits or confirming surtax applicability). |
| β Material Safety Data Sheet (MSDS) | βοΈ | If the plastic contains hazardous additives (rare for general tubes, but required for some chemical transports). |
β 2. Declaration Strategy (Key Mantra)
π₯ βRigid is 0%, Flexible is 28.1% β Prove the Physics!β
| Scenario | Correct Declaration | Wrong Declaration | Consequence |
|---|---|---|---|
| Hard PVC Water Pipe | 3917.29.00.90 (Rigid) |
3917.39.00.50 (Flexible) |
Overpayment of 28.1% on your own. |
| Soft Silicone Tube | 3917.39.00.50 (Flexible) |
3917.29.00.90 (Rigid) |
Severe Penalty + Back Taxes for misclassification. Customs will test it. |
| Tube + Fittings Mixed | Split declaration! | Bundle together | Rejection: Fittings have different codes. Must declare separately. |
| Unknown Plastic Type | Specify exact polymer (e.g., "Polyethylene") | "Plastic Tube" | Delay: Customs may require lab testing to determine HTSUS. |
β 3. Special Cases Handling
| Situation | Handling Advice |
|---|---|
| Coiled Flexible Tubing | Must declare as 3917.39.00.50. Do not try to argue itβs "rigid" because itβs coiled. |
| Reinforced Hoses | If the hose has a mesh/steel core but is still flexible, it still falls under 3917.39. |
| Plastic Pipes with Threads | If itβs a rigid pipe with molded threads, itβs still 3917.29. Do not misclassify as "fittings." |
| Sample Shipments (<$800) | For 3917.29.00.90, duty is 0% regardless. For 3917.39.00.50, check if Section 301 applies to de minimis (currently, many 301 tariffs do apply to de minimis if the exporter is Chinese-owned, but base tax is 3.1%). Verify current CBP rules. |
π V. Global Market Comparison (2026 Latest)
| Country/Region | Recommended HS Code | Tariff Rate (China Origin) | Key Requirements |
|---|---|---|---|
| πΊπΈ USA | 3917.29.00.90 (Rigid) |
0.0% | Accurate rigidity proof. |
| πΊπΈ USA | 3917.39.00.50 (Flexible) |
28.1% | High cost. Consider supply chain shift. |
| π¨π³ China | 3917.29.00.90 |
Low/Moderate | Import duties apply. |
| πͺπΊ EU | 3917.21/29 (Rigid) |
~3-6.5% | No 301-style surtax. |
| πͺπΊ EU | 3917.21/29 (Flexible) |
~3-6.5% | No 301-style surtax. |
π Conclusion:
- USA is the only major market with divergent tax rates (0% vs 28.1%) based on rigidity.
- EU/China/Australia generally have uniform rates for plastics, so the distinction is less critical for cost, but still required for accurate data.
- Strategy: If shipping to the USA, rigid pipes are tax-free, but flexible hoses are heavily taxed. Ensure your product matches the declared code.
π VI. Common Errors & Pitfall Guide (Lessons Learned)
β Error 1: Declaring flexible silicone tubes as "Rigid Pipes" to save 28.1%
π Consequence: Customs lab test shows flexibility. 28.1% back tax + 25% penalty + 20% administrative fee.
β Error 2: Using "Plastic Tube" as the description without specifying material or rigidity
π Consequence: Customs holds shipment for classification review. Delay of 2-4 weeks.
β Error 3: Mixing tubes and fittings in one HS Code line item
π Consequence: Customs rejection. Must split into two lines: one for tubes, one for fittings.
β Error 4: Assuming all "Hoses" are flexible
π Consequence: Some "hoses" (e.g., corrugated rigid conduit) are classified as rigid. Check the physical properties.
β Correct Practice:
"Rigid PVC Pipe, 10mm OD, Sch 40, 3M Length β No Fittings"
vs.
"Flexible PVC Hose, 10mm ID, 10M Roll, No Fittings"
π― VII. Conclusion: Precise Classification Saves 28.1%!
π― Remember the Mantra:
πΉ "Rigid is 0%, Flexible is 28.1% β Prove the Physics!"
πΉ "Donβt Guess the Rigidity β Test the Bend!"
πΉ "HS Code Dictates Tax β 28% Difference Can Kill Profit Margins!"
π Pro Tip:
If you are importing flexible plastic hoses into the USA, consider:
1. Duty Drawback: If you re-export the final product.
2. Supply Chain Diversification: Produce flexible hoses in Vietnam/Thailand (subject to different 301 rules).
3. Pre-Ruling: File an ACE Pre-Ruling Request with CBP to confirm classification before shipping.
π£ Immediate Action:
π Contact a Licensed Customs Broker
πΌοΈ Provide Product Photos Showing Flexibility/Rigidity
π Request a Pre-Ruling for High-Volume Shipmentsπ Get it Right the First Time β Clear Customs Fast, Save 28.1%, and Maximize Profit!
β¨ Professional Clearance Starts with Accurate Classification!
πΌ Every Percentage Point of Tax Matters!
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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.