Plastic drainage pipes
CN → US| HS编码 | 关税税率 | 原产国 | 目的国 | 文档 |
|---|---|---|---|---|
| 3917290090 | 38.1% | CN | US | 官方文档 |
| 3926909987 | 22.8% | CN | US | 官方文档 |
| 3917210000 | 38.1% | CN | US | 官方文档 |
| 3926909989 | 22.8% | CN | US | 官方文档 |
| 3917400020 | 40.3% | CN | US | 官方文档 |
商品图片
AI分析
🚰 Plastic Drainage Pipes (Plastic Pipes & Tubing)
🌐 HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Strategy for US Import
📌 I. Product Definition & Classification: Understanding "Plastic Pipes"
Plastic drainage pipes are essential components in plumbing, construction, and industrial fluid transfer systems. In international trade, they are primarily classified under Chapter 39 (Plastics and Articles Thereof). However, precise classification depends on the material composition, structural form, and specific application.
Two Main Categories: 1. Rigid Plastic Pipes & Tubes (Headings 3917): Pipes that are rigid, used for conveying liquids or gases, and meet specific structural criteria. 2. Other Plastic Articles (Heading 3926): "Catch-all" category for plastic products that do not fit more specific headings, including some flexible tubes or specialized fittings.
⚠️ Key Distinction Point:
- If the pipe is rigid, used for drainage/conveyance, and made of plastic → Typically falls under 3917 (e.g., 3917.21, 3917.29, 3917.40).
- If the pipe is flexible, or does not fit the strict definition of "pipes" in Chapter 39, or is a general plastic article → May fall under 3926 (e.g., 3926.90).
- Note: "Drainage sinks" (3917.40) are specific fittings/accessories, distinct from plain pipes.
📦 II. HS Code Classification Details (2026 Latest Tariff Authority)
| HS Code | Product Description | Application Scenario | Material/Form |
|---|---|---|---|
3917.21.00.00 |
Plastic pipes & tubes, rigid, non-reinforced, non-combined with other materials | Standard rigid PVC/PE drainage pipes, matching specific material/form criteria | ✅ Rigid Plastic |
3917.29.00.90 |
Other plastic pipes & tubes, matching material & form, length unrestricted | Generic rigid plastic pipes where specific sub-heading 21 doesn't apply exactly | ✅ Rigid Plastic |
3917.40.00.20 |
Plastic washing basin drainages, plastic material, drainage use, pipe fittings | Sink drains, bathroom drainage accessories, pipe fittings | ✅ Plastic Fittings |
3926.90.99.87 |
Plastic pipes, plastic material, tubular form, catch-all category | Flexible tubes or pipes not fitting 3917 definitions | ✅ Plastic Article |
3926.90.99.89 |
Other plastic articles, inferred as plastic products, no conflict | General plastic pipes without specific conflict, generic classification | ✅ Plastic Article |
🔍 Critical Reminder:
- Rigid pipes for drainage are predominantly classified under 3917.
- Fittings (like sink drains) have separate sub-headings (3917.40).
- Flexible or non-conforming pipes may fall under 3926, but these often have lower base tariffs yet high additional tariffs.
💰 III. 2026 Latest Tariff Rate Breakdown (Including Additional Taxes & Policy Surcharges)
✅ Applicable Country: United States (US)
✅ Country of Origin: China (CN)
✅ Effective Date: From November 10, 2025 (and subsequent imports)
🎯 1. 3917.21.00.00 & 3917.29.00.90 —— Rigid Plastic Pipes (High Tariff Zone)
| Item | Details |
|---|---|
| Base Tariff Rate | 3.1% (Ad Valorem) |
| Section 301 Additional Tariff | +25% (From USITC Footnote 9903.88.01) |
| Section 122 Tariff | +10% (Specific provision for certain Chinese goods) |
| Total Tariff Rate | 38.1% |
| Tax Calculation | CIF Value × 38.1% |
| De Minimis Eligibility | ❌ NOT ELIGIBLE (deny_de_minimis) |
| Legal Basis Path | Base: 3.1% → 301: +25% → 122: +10% → Total: 38.1% |
📌 Explanation:
- These HS codes are for rigid plastic pipes, a key infrastructure material.
- The 38.1% total rate is extremely high due to cumulative additional tariffs (301 + 122).
- No de minimis exemption applies, meaning even small shipments are fully taxed.
🎯 2. 3917.40.00.20 —— Plastic Sink Drains & Fittings (Highest Tariff Zone)
| Item | Details |
|---|---|
| Base Tariff Rate | 5.3% (Ad Valorem) |
| Section 301 Additional Tariff | +25% (From USITC Footnote 9903.88.01) |
| Section 122 Tariff | +10% (Specific provision for certain Chinese goods) |
| Total Tariff Rate | 40.3% |
| Tax Calculation | CIF Value × 40.3% |
| De Minimis Eligibility | ❌ NOT ELIGIBLE (deny_de_minimis) |
| Legal Basis Path | Base: 5.3% → 301: +25% → 122: +10% → Total: 40.3% |
📌 Explanation:
- This code is for drainage accessories (e.g., sink drains), not plain pipes.
- Higher base tariff (5.3%) leads to the highest total rate (40.3%).
- Treat as high-value classification; accurate product description is crucial.
🎯 3. 3926.90.99.87 & 3926.90.99.89 —— Other Plastic Pipes/Articles (Lower Base, Same Surcharges)
| Item | Details |
|---|---|
| Base Tariff Rate | 5.3% (Ad Valorem) |
| Section 301 Additional Tariff | +7.5% (Reduced 301 rate for some plastic articles) |
| Section 122 Tariff | +10% (Specific provision for certain Chinese goods) |
| Total Tariff Rate | 22.8% |
| Tax Calculation | CIF Value × 22.8% |
| De Minimis Eligibility | ❌ NOT ELIGIBLE (deny_de_minimis) |
| Legal Basis Path | Base: 5.3% → 301: +7.5% → 122: +10% → Total: 22.8% |
📌 Explanation:
- These codes are "catch-all" for plastic pipes that do not fit rigid pipe definitions (3917).
- While the base tariff is the same as 3917.40 (5.3%), the 301 additional tariff is lower (7.5% vs 25%).
- Total rate is significantly lower (22.8% vs 38.1%/40.3%).
- Strategy: If your product allows, classifying under 3926 (if technically compliant) can save ~15-17% in tariffs.
🛠️ IV. Customs Clearance Practical Advice (Battle-Tested Pitfall Avoidance)
✅ 1. Required Documentation Checklist (Non-Negotiable)
| Document | Mandatory? | Description |
|---|---|---|
| ✅ Product Specification Sheet | ✔️ | Material type (PVC, PE, PP), diameter, wall thickness, pressure rating |
| ✅ Technical Drawings | ✔️ | Confirm rigid vs. flexible structure |
| ✅ Product Photos (with Labels) | ✔️ | Show shape, fittings, markings, model numbers |
| ✅ Third-Party Test Reports | ✔️ | NSF/ANSI 61, ASTM, ISO certifications for drainage |
| ✅ Commercial Invoice | ✔️ | Must state "Plastic Drainage Pipe" or "Plastic Pipe Fitting" accurately |
| ✅ Certificate of Origin (CO) | ✔️ | Required for tariff calculation; verify country of origin |
| ✅ Packing List | ✔️ | Detail quantity, weight, and packaging to avoid volume disputes |
✅ 2. Declaration Tips (Key Mantra)
🔥 "Rigid = 3917 (High Tax), Flexible/Catch-all = 3926 (Lower Tax), Fittings = 3917.40 (Highest Tax)!"
| Scenario | Correct Declaration | Incorrect Practice |
|---|---|---|
| Standard Rigid PVC Drain Pipe | 3917.21.00.00 or 3917.29.00.90 |
Misdeclare as 3926 to save tax → Audit Risk |
| Sink Drain Fitting | 3917.40.00.20 |
Declare as pipe → 40.3% vs 38.1% (minor diff, but accuracy matters) |
| Flexible Plastic Hose | 3926.90.99.87 |
Declare as rigid pipe → Classification Error |
| Generic Plastic Tube | 3926.90.99.89 |
Vague description "Plastic Item" → Delays |
📌 Important:
- If you misdeclare a rigid pipe as a flexible/catch-all item to reduce tariffs, US Customs may reclassify, impose penalties, and demand back taxes.
- Accurate technical descriptions are vital to support your chosen HS code.
✅ 3. Special Cases Handling
| Situation | Handling Advice |
|---|---|
| OEM Custom Pipes | Provide client specs + design drawings to justify specific sub-heading |
| Pipe + Fittings Mixed Shipment | Declare separately; pipes under 3917/3926, fittings under 3917.40 |
| Recycled Plastic Pipes | May require additional environmental compliance docs; tax rate same but certification stricter |
| Industrial vs. Residential Use | Use does not change HS code, but affects required certifications (e.g., NSF for potable water) |
🌍 V. Global Market Comparison (2026 Latest)
| Country/Region | Recommended HS Code | Tariff Rate (CN Origin) | Certification | Notes |
|---|---|---|---|---|
| 🇺🇸 USA | 3917.21.00.00 / 3917.29.00.90 |
38.1% | ASTM, NSF, UL | Highest surcharge (301 + 122) |
| 🇨🇳 China | 3917.21.00.00 |
5% | CCC, GB Standards | No additional tariffs |
| 🇪🇺 EU | 3917.21.00.00 |
0% (if under quota) | CE, REACH | No 301/122 equivalents |
| 🇦🇺 Australia | 3917.21.00.00 |
5% | SAA | No additional surcharges |
| 🇯🇵 Japan | 3917.21.00.00 |
0% | JIS | No additional surcharges |
📌 Conclusion:
- USA is the ONLY major market imposing severe additional tariffs (301 + 122) on Chinese plastic pipes.
- Tariff difference between 3917 (38.1%) and 3926 (22.8%) is significant. Careful product evaluation is needed.
- China, EU, AU, JP have much lower or zero tariffs, making US the most expensive export destination.
📌 VI. Common Mistakes & Pitfall Avoidance (Blood & Tears Lessons)
❌ Mistake 1: Declaring rigid pipes as "plastic articles" (3926) to save tax
👉 Consequence: Customs reclassification → Pay difference + penalties + delay
❌ Mistake 2: Not separating pipes from fittings in mixed shipments
👉 Consequence: Incorrect tax application → Overpayment or underpayment risks
❌ Mistake 3: Vague product description ("Plastic Tube") without material/shape details
👉 Consequence: Customs detention → Additional inspection costs + delays
❌ Mistake 4: Ignoring Section 122 tariffs
👉 Consequence: Underestimating landed cost → Profit margin erosion
✅ Correct Approach:
"Rigid PVC Drainage Pipe, 4-inch Diameter, ASTM D3034, NSF/ANSI 61 Certified, Made in China"
🎯 VII. Conclusion: Precise Classification Saves Money and Time
🎯 Remember the Mantra:
🔹 "Rigid Pipes = 38.1%, Sink Drains = 40.3%, Catch-all = 22.8%."
🔹 "HS Code Determines Tax, Accuracy Prevents Penalties, Description Saves Time."
📌 Pro Tip:
If your plastic pipes can technically be classified under 3926 (e.g., flexible or non-rigid), do so to save ~15%.
However, do not misdeclare rigid pipes. Get Advance Rulings from US Customs if unsure.
Consult professional customs brokers for complex mixed shipments.
📣 Immediate Action:
📞 Contact a licensed customs broker + Provide product specs + Request HS Code Advance Ruling
🚀 Ensure compliant clearance, minimize tariffs, maximize profit for your plastic drainage pipes!
✨ Professional Customs Clearance Starts with Accurate Classification!
💼 Every Percent Saved is Pure Profit!
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关于 HS 编码归类
协调制度（HS）是由世界海关组织（WCO）制定的国际贸易商品分类标准。全球 200 多个国家采用 HS 系统作为海关关税、贸易统计和进出口监管的基础。
每个 HS 编码遵循以下层级结构：
- 章（2 位）——商品大类（例如：第 84 章：机器和机械设备）
- 品目（4 位）——章内的更具体分类
- 子目（6 位）——国际通用细分，所有 WCO 成员国统一使用
- 本国细分（8-10 位）——各国自行扩展的细分编码，如美国 HTSUS 10 位编码
正确的 HS 编码归类对于顺利通关、准确缴纳关税和遵守贸易法规至关重要。错误归类可能导致海关延误、多缴关税或罚款。
从CN进口到US时，适用的关税税率可能包括：
- 最惠国（MFN）税率——适用于 WTO 成员国的标准关税税率
- 普通税率——适用于无贸易协定国家
- 贸易救济关税——附加关税，如 301 条款（反倾销）、232 条款（国家安全）或反补贴税
本页内容仅供参考。如需正式归类，请咨询当地海关或持牌报关代理。