垫箱盖垫
CN → US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 3926305000 | 22.8% | CN | US | Official Doc |
| 4823908680 | 35.0% | CN | US | Official Doc |
| 4016996050 | 37.5% | CN | US | Official Doc |
| 3926909989 | 22.8% | CN | US | Official Doc |
| 4823908000 | 35.0% | CN | US | Official Doc |
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AI Analysis
📦 Packing Box Lid Gaskets (Sealing Pads for Box Lids)
🌐 HS Code & Tariff Guide | 2026 Updated | U.S. Import Compliance & Strategic Clearance Tips
📌 One Product, Multiple Materials — Know the Right HS Code to Avoid 45%+ Tariffs!
🧩 I. What Exactly Is a "Packing Box Lid Gasket"?
A packing box lid gasket (also known as a box lid seal, lid pad, or closure seal) is a sealing component placed between the lid and body of a box to ensure airtight, watertight, or dustproof protection. Commonly used in:
- Food & beverage packaging
- Pharmaceutical & medical device containers
- Electronics packaging (moisture-sensitive devices)
- Industrial & chemical storage containers
⚠️ Critical Insight:
The material determines the HS Code, tariff rate, and compliance risk.
Do NOT assume all gaskets are the same — a rubber gasket is NOT the same as a paper or plastic one!
📦 II. HS Code Classification Breakdown (2026 U.S. Tariff Schedule)
| HS Code | Material Type | Product Description | Tax Rate | Key Notes |
|---|---|---|---|---|
4016.99.60.50 |
Rubber (Sulfurized Rubber) | Other vulcanized rubber gaskets, including box lid seals | 37.5% | High tariff due to 25% + 10% extra |
4823.90.86.80 |
Paper or Paperboard | Paper-based lid gaskets, non-structural, non-woven | 35.0% | 25% + 10% extra — no base duty |
3926.30.50.00 |
Plastic (Non-Structural) | Plastic gaskets, connectors, sealing rings | 22.8% | Lower base duty, but still hit by 10% |
4016.99.10.00 |
Rubber (Sulfurized Rubber) | Rubber gaskets, seals, washers for boxes | 20.8% | Slightly lower than others due to base rate |
4823.90.80.00 |
Paper or Fiber-Based | Paper/fiber sealing pads, used as lid gaskets | 35.0% | Same as above — 25% + 10% extra |
🔍 Why These Codes?
-4016.99.60.50/4016.99.10.00: Rubber gaskets fall under "Other vulcanized rubber articles" — not specifically listed as "seals", but still covered under broad classification.
-4823.90.86.80/4823.90.80.00: Paper-based sealing pads are "Other paper products" — even if used as seals, they’re not classified as "seals" in the tariff schedule.
-3926.30.50.00: Plastic gaskets are "Other plastic articles", specifically "connectors" — if they are used to join parts, even if for sealing, they fall here.📌 Key Rule:
Material > Function — The material determines the HS Code, not the purpose.
💰 III. 2026 U.S. Tariff Breakdown (With Legal Basis)
✅ Applicable Country: United States (US)
✅ Origin: China (CN)
✅ Effective Date: November 10, 2025 (and ongoing)
✅ Applicable to: All goods from China under Section 301, IEEPA, and 122 Tariff Triggers
🎯 1. 4016.99.60.50 — Rubber Box Lid Gasket
| Item | Detail |
|---|---|
| Base Duty | 2.5% |
| Section 301 (USITC) | +25.0% (from U.S. Trade Act 301) |
| IEEPA (122 Clause) | +10.0% (International Emergency Economic Powers Act) |
| Total Tariff | 37.5% |
| Tax Calculation | CIF × 37.5% |
| De Minimis Exemption? | ❌ No (denied under 301/IEEPA) |
| Legal Path | IEEPA:9903.01.25 → IEEPA:9903.01.24 → USITC:4016.99.60.50 → FOOTNOTE:9903.88.01 |
📌 Why So High?
Rubber gaskets are considered "industrial components" under 301, and IEEPA applies to all China-origin goods — even non-machinery items.
🎯 2. 4823.90.86.80 — Paper-Based Box Lid Gasket
| Item | Detail |
|---|---|
| Base Duty | 0.0% |
| Section 301 (USITC) | +25.0% |
| IEEPA (122 Clause) | +10.0% |
| Total Tariff | 35.0% |
| Tax Calculation | CIF × 35.0% |
| De Minimis Exemption? | ❌ No |
| Legal Path | IEEPA:9903.01.25 → IEEPA:9903.01.24 → USITC:4823.90.86.80 → FOOTNOTE:9903.88.01 |
📌 Note:
Even though paper has no base duty, the 25% + 10% still apply — same as rubber.
🎯 3. 3926.30.50.00 — Plastic Box Lid Gasket
| Item | Detail |
|---|---|
| Base Duty | 5.3% |
| Section 301 (USITC) | +7.5% (lower than 25% due to product category) |
| IEEPA (122 Clause) | +10.0% |
| Total Tariff | 22.8% |
| Tax Calculation | CIF × 22.8% |
| De Minimis Exemption? | ❌ No |
| Legal Path | IEEPA:9903.01.25 → IEEPA:9903.01.24 → USITC:3926.30.50.00 → FOOTNOTE:9903.88.01 |
📌 Why Lower?
Plastic gaskets are not in the "critical" list under Section 301 — only 7.5% added.
🎯 4. 4016.99.10.00 — Rubber Gasket (General Use)
| Item | Detail |
|---|---|
| Base Duty | 3.3% |
| Section 301 (USITC) | +7.5% |
| IEEPA (122 Clause) | +10.0% |
| Total Tariff | 20.8% |
| Tax Calculation | CIF × 20.8% |
| De Minimis Exemption? | ❌ No |
| Legal Path | IEEPA:9903.01.25 → IEEPA:9903.01.24 → USITC:4016.99.10.00 → FOOTNOTE:9903.88.01 |
📌 Note:
This is the lowest tariff among rubber gaskets — due to lower 301 rate and higher base duty.
🎯 5. 4823.90.80.00 — Paper/Fiber Lid Gasket (Seal Type)
| Item | Detail |
|---|---|
| Base Duty | 0.0% |
| Section 301 (USITC) | +25.0% |
| IEEPA (122 Clause) | +10.0% |
| Total Tariff | 35.0% |
| Tax Calculation | CIF × 35.0% |
| De Minimis Exemption? | ❌ No |
| Legal Path | IEEPA:9903.01.25 → IEEPA:9903.01.24 → USITC:4823.90.80.00 → FOOTNOTE:9903.88.01 |
📌 Same as 4823.90.86.80 — only difference is subheading; same tariff.
🛠️ IV. Clearance Strategy & Pro Tips (Avoid 45%+ Penalties!)
✅ 1. Documentation Checklist (MUST-HAVE)
| Document | Required? | Why It Matters |
|---|---|---|
| ✅ Product Specs & Material Sheet | ✔️ | Proves material type (rubber, paper, plastic) |
| ✅ High-Res Product Photos | ✔️ | Shows construction, material, and use |
| ✅ Commercial Invoice | ✔️ | Must clearly state: "Packing Box Lid Gasket, [Material], for sealing" |
| ✅ Certificate of Origin (CO) | ✔️ | If from China, expect 301/IEEPA tariffs |
| ✅ Test Report (if applicable) | ✔️ | For flammability, moisture resistance, etc. |
| ✅ Packing List | ✔️ | Shows how many gaskets per box, total weight |
✅ 2. 申报技巧 (Golden Rules)
🔥 "Material First, Use Second — Don’t Let Function Fool You!"
| Scenario | Correct HS Code | Wrong Code | Risk |
|---|---|---|---|
| Rubber gasket | 4016.99.60.50 |
4016.99.10.00 |
Higher tax |
| Paper gasket | 4823.90.86.80 |
4823.90.80.00 |
Same rate, but may be flagged |
| Plastic gasket | 3926.30.50.00 |
3926.30.00.00 |
Wrong — higher tax |
| Mixed-material gasket | Declare by dominant material | Split申报 | 89.5%+ tax! |
📌 Warning:
Do NOT split a box with rubber + paper gaskets into two shipments — each will be taxed at 35%+.
✅ 3. Special Cases & Workarounds
| Situation | Solution |
|---|---|
| Gasket made of recycled paper | Still 4823.90.86.80 — no exemption |
| Gasket with metal core | Still falls under paper/rubber/plastic — not metal |
| Gasket used in medical packaging | Still subject to 301/IEEPA — no medical exemption |
| Gasket with adhesive | Still classified by base material — not by adhesive |
✅ Best Practice:
Use "Packing Box Lid Gasket, [Material], Non-Structural, Sealing Function" in invoice.
🌍 V. Global Tariff Comparison (2026)
| Country | Recommended HS Code | Base Duty | 301/IEEPA? | Total Tariff |
|---|---|---|---|---|
| 🇺🇸 USA | 4016.99.60.50 etc. |
0–5.3% | ✅ Yes (25% + 10%) | 20.8% – 37.5% |
| 🇨🇳 China | 4016.99.60.50 |
5% | ❌ No | 5% |
| 🇪🇺 EU | 4016.99.60.50 |
0% | ❌ No | 0% |
| 🇦🇺 Australia | 4016.99.60.50 |
5% | ❌ No | 5% |
| 🇯🇵 Japan | 4016.99.60.50 |
0% | ❌ No | 0% |
📌 Insight:
Only the U.S. applies 301 + IEEPA — all others are low-risk.
📌 VI. Common Mistakes (Avoid These!)
❌ Mistake 1: Declaring a rubber gasket as 4823.90.86.80 (paper)
👉 Result: Wrong classification, penalty, delay
❌ Mistake 2: Splitting a shipment of mixed gaskets
👉 Result: Each item taxed at 35%+ → Total tax > 70%
❌ Mistake 3: Using “seal” or “gasket” without specifying material
👉 Result: Customs may assume rubber → 37.5% tax
❌ Mistake 4: Not providing material proof
👉 Result: Detention, refusal, re-export
✅ Correct Way:
"Packing Box Lid Gasket, Made of Sulfurized Rubber, 100mm Diameter, Non-Structural, for Food Packaging, Model XYZ, Material Certificate Attached"
🎯 VII. Final Verdict: Smart Clearance = Lower Cost
🔹 Rubber gaskets: 37.5% — highest risk
🔹 Paper gaskets: 35.0% — same as rubber
🔹 Plastic gaskets: 22.8% — best option
🔹 Lowest tariff:4016.99.10.00— 20.8%✅ Pro Tip:
If your product allows, switch from rubber/paper to plastic — save over 15% in tariffs.✅ Even Better:
Source from Vietnam, Mexico, or Thailand — no 301/IEEPA tariffs!
📣 Act Now: Avoid 45%+ Penalties!
📞 Contact a U.S. Customs Broker + Apply for Advance Ruling (Pre-Clearance)
🚀 Get your HS Code confirmed BEFORE shipment
💼 Save thousands in tariffs — one correct code at a time!
✨ Your Gasket’s Future Depends on One Line: The HS Code.
💼 Get it right — or pay the price.
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) — 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.