Corrosion resistant paper gasket
CN → US| HS编码 | 关税税率 | 原产国 | 目的国 | 文档 |
|---|---|---|---|---|
| 4823906000 | 35.0% | CN | US | 官方文档 |
| 4823908000 | 35.0% | CN | US | 官方文档 |
| 3926904590 | 38.5% | CN | US | 官方文档 |
| 4823906000 | 35.0% | CN | US | 官方文档 |
| 4823908000 | 35.0% | CN | US | 官方文档 |
商品图片
AI分析
🛡️ Corrosion Resistant Paper Gasket (Oil-Resistant/Waterproof)
🌐 HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Clearance Strategy
📌 I. Product Definition and Classification: Do You Really Understand "Gaskets"?
A Corrosion Resistant Paper Gasket is a critical sealing component used in industrial pipelines, automotive engines, and hydraulic systems. In international trade, it is classified not just by its material (paper), but by its functional coatings (oil resistance, waterproofing) and form (gasket).
Depending on the specific manufacturing process and material composition, it falls into three primary categories:
1. Pure Paper-Based Gaskets (Uncoated or Surface-Treated):
Made primarily from paper fibers, possibly impregnated for basic oil resistance. Falls under Chapter 48 (Paper and Paperboard).
2. Coated Paper-Based Gaskets (Plastic/Resin Coated):
Paper base with a significant plastic or resin coating to enhance oil/water resistance. May be classified under Chapter 39 (Plastics and articles thereof) if the plastic component defines the essential character.
3. Specific Sub-Category: Waterproof/Oil-Resistant Seals:
Specific sub-headings for paper articles shaped as seals/gaskets.
⚠️ Key Distinction:
- If the product is primarily paper with minimal surface treatment → HS 4823.90
- If the product is primarily plastic-coated paper where plastic provides the sealing function → HS 3926.90
📦 II. HS Code Classification Details (2026 Latest Tariff Authority Comparison)
| HS Code | Product Description | Application Scenario | Material Composition |
|---|---|---|---|
4823.90.60.00 |
Oil-resistant paper gaskets; made of paper, shaped as gaskets; fits classification of gaskets made from coated paper or paperboard. | Industrial machinery, general fluid sealing | ✅ Paper (Coated/Treated) |
4823.90.80.00 |
Oil-resistant or waterproof coated paper gaskets; material is paper-based; fits the scope of paper products. | Automotive, hydraulic systems, food processing | ✅ Paper (Coated) |
3926.90.45.90 |
Waterproof coated paper gaskets; shaped as gaskets; inferred to contain plastic coating, covered under heading 3926 as seals. | High-pressure oil systems, chemical environments | ✅ Paper + Plastic Coating |
🔍 Critical Reminder:
- Gaskets made of paper generally fall under Chapter 48.
- If the plastic coating is substantial enough to give the product its essential character (e.g., high chemical resistance), customs may classify it under Chapter 39 (Plastics).
- Never mix these categories incorrectly; misclassification leads to significant duty discrepancies.
💰 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 (and subsequent imports)
🎯 1. 4823.90.60.00 —— Oil-Resistant Paper Gaskets (Paper-Based)
| Item | Content |
|---|---|
| Base Duty Rate | 0.0% |
| Section 301 Additional Duty | +25.0% |
| Section 122 IEEPA Duty | +10.0% |
| Total Effective Duty | 35.0% |
| Tax Calculation | CIF Value × 35% |
| De Minimis Eligibility | ❌ No (deny_de_minimis applies to Section 301/IEEPA goods) |
| Legal Authority Path | Section 301: USITC Footnote 9903.88.01 → IEEPA: 9903.01.25 → HS: 4823.90.60.00 |
📌 Explanation:
- The base duty for paper gaskets is often 0% due to FTAs or specific Chapter 48 provisions.
- However, as a Chinese-origin good, it is subject to Section 301 (25%) and IEEPA Section 122 (10%).
- Total 35% is mandatory. No de minimis exemption.
🎯 2. 4823.90.80.00 —— Oil-Resistant/Waterproof Coated Paper Gaskets
| Item | Content |
|---|---|
| Base Duty Rate | 0.0% |
| Section 301 Additional Duty | +25.0% |
| Section 122 IEEPA Duty | +10.0% |
| Total Effective Duty | 35.0% |
| Tax Calculation | CIF Value × 35% |
| De Minimis Eligibility | ❌ No |
| Legal Authority Path | Section 301 → IEEPA → HS: 4823.90.80.00 |
📌 Note:
- Same tariff structure as above.
- Applies to gaskets where the paper substrate remains the primary material, even if coated for waterproofing.
🎯 3. 3926.90.45.90 —— Waterproof Coated Paper Gaskets (Plastic-Integrated)
| Item | Content |
|---|---|
| Base Duty Rate | 3.5% |
| Section 301 Additional Duty | +25.0% |
| Section 122 IEEPA Duty | +10.0% |
| Total Effective Duty | 38.5% |
| Tax Calculation | CIF Value × 38.5% |
| De Minimis Eligibility | ❌ No |
| Legal Authority Path | Section 301 → IEEPA → HS: 3926.90.45.90 |
📌 Why Higher?
- The base duty is higher (3.5%) because this code falls under Chapter 39 (Plastics).
- If customs determines the plastic coating is essential (e.g., for high corrosion resistance), this classification applies.
- Total 38.5% is 3.5% higher than the pure paper categories.
🛠️ IV. Customs Clearance Practical Advice (Pitfall Avoidance Guide)
✅ 1. Required Documentation Checklist (All or Nothing)
| Document | Mandatory? | Description |
|---|---|---|
| ✅ Product Specification Sheet | ✔️ | Must specify: Material (Paper/Plastic), Coating Type, Oil/Water Resistance Rating, Dimensions. |
| ✅ Material Composition Statement | ✔️ | Crucial for distinguishing between 4823 (Paper) and 3926 (Plastic). |
| ✅ Product Photos (Clear) | ✔️ | Show texture, coating, and cut edges. |
| ✅ Commercial Invoice | ✔️ | Accurate description: "Paper Gasket, Oil-Resistant" vs. "Plastic-Coated Gasket". |
| ✅ Packing List | ✔️ | Weight, volume, packaging type. |
| ✅ Certificate of Origin (CO) | ✔️ | Required for origin determination (China vs. Non-China). |
✅ 2. Declaration Strategy (Key Mnemonics)
🔥 "Coating Defines, Paper Base Rules, Tariff Depends on Origin!"
| Scenario | Correct HS Code | Incorrect Approach | Consequence |
|---|---|---|---|
| Paper with Light Coating | 4823.90.60.00 / 80.00 |
Classify as Plastic (3926) | Overpay 3.5% + Potential Audit |
| Paper with Heavy Plastic Coating | 3926.90.45.90 |
Classify as Paper (4823) | Underpay 3.5% → Penalty + Back Duties |
| Non-Chinese Origin | Same HS Codes | Same HS Codes | Duties May Be 0% (if from FTA country) |
| Mixed Packaging | Separate HS Codes | Lump Sum Declaration | High Risk of Seizure |
✅ 3. Special Cases Handling
| Scenario | Handling Advice |
|---|---|
| OEM Custom Gaskets | Provide customer design specs to prove material intent. |
| High-Pressure Oil Systems | Emphasize oil resistance in description to support 4823.90.60.00. |
| Chemical Resistance | If resistant to acids/bases, highlight coating type to justify 3926.90.45.90 if plastic-based. |
| Small Shipments (< $800) | ❌ De Minimis Exemption Does NOT Apply due to Section 301/IEEPA. Must pay duties. |
🌍 V. Global Market Comparison (2026 Latest)
| Country/Region | Recommended HS Code | Duty Rate | Certification | Remarks |
|---|---|---|---|---|
| 🇺🇸 USA | 4823.90.60.00 / 3926.90.45.90 |
35% or 38.5% | None Specific | High surcharges apply. |
| 🇨🇳 China | 4823.90.60.00 / 3926.90.45.90 |
0% - 3.5% | None | No additional surcharges. |
| 🇪🇺 EU | 4823.90.90 |
~3.7% | REACH | No Section 301. |
| 🇬🇧 UK | 4823.90.90 |
~3.7% | UKCA | Post-Brexit tariffs. |
| 🇯🇵 Japan | 4823.90.00 |
0% - 3.5% | None | No additional surcharges. |
📌 Conclusion:
- USA is the most expensive market for Chinese-origin paper gaskets due to 35-38.5% effective duties.
- EU/UK/Japan offer significantly lower duties (~3.7% max).
- Consider supply chain diversification if targeting the US market heavily.
📌 VI. Common Errors & Pitfalls (Lessons Learned)
❌ Error 1: Declaring all "Gaskets" under one generic code.
👉 Consequence: Customs may reclassify based on material analysis → Delayed Clearance + Storage Fees.
❌ Error 2: Ignoring the Coating Thickness.
👉 Consequence: Misclassifying plastic-heavy gaskets as paper → Back Taxes + Penalties.
❌ Error 3: Assuming De Minimis ($800) applies.
👉 Consequence: 100% Duty Liability for Section 301/IEEPA goods, even for small samples.
❌ Error 4: Using vague descriptions like "Paper Pad".
👉 Consequence: Ambiguity leads to 35%+ duty assessment due to lack of clarity.
✅ Correct Practice:
"Paper Gasket, Oil-Resistant, Coated, 100mm Diameter, Model XYZ, Origin: China"
🎯 VII. Conclusion: Precision in Classification Saves Costs!
🎯 Remember:
🔹 "Paper Base = 35%, Plastic Base = 38.5%"
🔹 "No De Minimis for China Origin in USA"
🔹 "Coating Determines HS Code in Chapter 39 vs 48"
📌 Pro Tip:
If your gaskets are not made in China (e.g., Vietnam, Thailand, Mexico), you may avoid Section 301 and IEEPA duties.
Total Duty Could Be 0% - 3.5%!
👉 Advise suppliers to diversify origin for US-bound shipments.
📣 Immediate Action:
📞 Consult a Customs Broker
📝 Request Pre-Ruling (Advance Ruling) from CBP
🚀 Optimize Your Supply Chain to Reduce 35-38.5% Duty Burden!
✨ Professional Clearance Starts with Accurate Classification!
💼 Every Percent Saved is Profit Gained!
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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。