怠速控制阀
CN → US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 8409915085 | 37.5% | CN | US | Official Doc |
| 8481809050 | 37.0% | CN | US | Official Doc |
| 8481909085 | 85.0% | CN | US | Official Doc |
| 8409919990 | 37.5% | CN | US | Official Doc |
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AI Analysis
🛠️ Idle Control Valves & Engine Components (Automotive Parts)
🌐 HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Clearance Strategy
📌 I. Product Definition & Classification: Do You Really Understand "Idle Control Valves"?
An Idle Control Valve (ICV) is a critical electromechanical component in internal combustion engines, primarily used to regulate the engine's idle speed by controlling the amount of air entering the intake manifold when the throttle valve is closed. In international trade, these parts are strictly classified based on compatibility and function.
Core Categories: 1. Engine Parts (Heading 8409): Parts suitable for use solely or principally with engines of heading 8407 or 8408. This is the most common classification for specific engine components like ICVs. 2. Valve Parts (Heading 8481): If classified as a generic valve or part thereof not exclusively for engines, though rare for automotive ICVs.
⚠️ Key Distinction:
- If the ICV is designed specifically for spark-ignition internal combustion piston engines (e.g., gasoline vehicles) and is identifiable as such →归入 8409 (Engine Parts).
- If it is a generic valve not exclusively for engines →归入 8481 (Valves), but this is less common for automotive ICVs.
📦 II. HS Code Classification Details (2026 Latest Tariff Authority Comparison)
| HS Code | Product Description | Applicable Scenario | Tax Rate (Total) |
|---|---|---|---|
8409.91.50.85 |
Parts for Spark-Ignition Engines: To be installed in vehicles of subheading 8701.21, 8701.22, 8701.23, 8701.24, or 8701.29, or heading 8702, 8703, or 8704 | ICVs for Light/Medium/Duty Trucks (Subheadings 8701.x9) and Passenger Cars (8702-8704) | 27.5% |
8409.91.99.90 |
Parts for Spark-Ignition Engines: Other | ICVs for other spark-ignition engines (e.g., motorcycles, marine engines, non-standard vehicles) not fitting above categories | 27.5% |
8481.80.90.50 |
Taps, Cocks, Valves... Other appliances | Non-engine specific valves or appliances for pipes/tanks (Generic Industrial Valves) | 27.0% |
8481.90.90.85 |
Parts of Taps, Cocks, Valves... | Parts of non-engine specific valves (Steel, Aluminum, Copper products subject to higher tax) | 75.0% |
🔍 Key Reminder:
- Most automotive Idle Control Valves fall under 8409 because they are "parts suitable for use solely or principally with engines."
- Do NOT classify automotive ICVs under 8481 unless they are generic industrial valves not intended for engines. Misclassification can lead to severe penalties or delays.
- The Steel/Aluminum/Copper surcharge under 8481.90.90.85 is extremely high (75%), so ensure correct classification under 8409 to avoid this.
💰 III. 2026 Latest Tariff Rate Details (Including Surtaxes & Policy Add-ons)
✅ Applicable Country: USA (US)
✅ Country of Origin: China (CN)
✅ Effective Time: 2025/2026 (Current Trade War Tariffs)
🎯 1. 8409.91.50.85 & 8409.91.99.90 —— Automotive Engine Parts (ICVs)
| Item | Content |
|---|---|
| Base Tariff | 2.5% (Ad Valorem) |
| Section 301 Surtax | +25.0% (From USITC Footnote 9903.88.01) |
| Total Tariff | 27.5% |
| Tax Calculation | CIF Value × 27.5% |
| De Minimis Exemption | ❌ Not Applicable (High-value industrial parts) |
| Legal Basis Path | HTSUS:8409.91.50.85 / 8409.91.99.90 → USITC:9903.88.01 → 25% Surtax |
📌 Explanation:
- Base Rate (2.5%): Standard most-favored-nation (MFN) rate for engine parts.
- Section 301 Surtax (25%): Additional tariff imposed on Chinese goods under Trade Act Section 301.
- Total (27.5%): Must be paid in full. No de minimis exemption for this HS code.
🎯 2. 8481.80.90.50 —— Generic Valves (If Misclassified)
| Item | Content |
|---|---|
| Base Tariff | 2.0% |
| Section 301 Surtax | +25.0% |
| Total Tariff | 27.0% |
| Tax Calculation | CIF Value × 27.0% |
📌 Note:
- Slightly lower total rate (27.0%) than engine parts, but classification risk is high. Customs may reject this if the product is clearly an automotive part.
🚫 3. 8481.90.90.85 —— Parts of Valves (Steel/Aluminum/Copper)
| Item | Content |
|---|---|
| Base Tariff | 0.0% |
| Section 301 Surtax | +25.0% |
| Steel/Aluminum/Copper Surtax | +50.0% (Under specific trade actions) |
| Total Tariff | 75.0% |
| Tax Calculation | CIF Value × 75.0% |
📌 WARNING:
- DO NOT classify automotive ICVs under this code unless they are generic valve parts made of steel/aluminum/copper and not for engines.
- 75% tariff is catastrophic for importers. Ensure ICVs are classified under 8409 to avoid this.
🛠️ IV. Customs Clearance Practical Advice (Battle-Tested Pitfall Avoidance Guide)
✅ 1. Required Documentation Checklist (All Mandatory)
| Document | Mandatory | Description |
|---|---|---|
| ✅ Product Specification Sheet | ✔️ | Must clearly state "Idle Control Valve for Automotive Engines," model, and engine compatibility. |
| ✅ Engineering Drawings | ✔️ | Show electrical connections, mounting, and air flow path to prove it’s an engine part. |
| ✅ Product Photos | ✔️ | Clear images of the valve, label, and connection points. |
| ✅ Commercial Invoice | ✔️ | Must specify: "Idle Control Valve for Internal Combustion Engine, Model XYZ, CN Origin." |
| ✅ Packing List | ✔️ | Detail packaging to avoid mixed classification. |
| ✅ Origin Certificate | ✔️ | If not China, may help with exemptions (but US-China tariffs apply to CN origin). |
✅ 2. Declaration Tips (Key Mnemonics)
🔥 "Engine Part, Not Generic Valve! Specify Compatibility!"
| Scenario | Correct Declaration | Incorrect Practice |
|---|---|---|
| ICV for Gasoline Car | 8409.91.50.85 |
Classify as 8481 → Risk of 75% tax or misclassification penalty |
| ICV for Diesel Engine | 8409.91.50.85 (if compatible) or 8409.99 |
Misclassify as 8481 |
| Generic Valve Part (Non-Engine) | 8481.90.90.85 (75% tax) |
Use for automotive parts → Disaster |
| Complete Assembly (ECU + ICV) | Still 8409 (if principally an engine part) |
Split into parts → Higher complexity |
📌 Critical Point:
- The function (regulating engine idle) and design (specific connectors/mounts for engines) must support 8409 classification.
- Use phrases like "Parts suitable for use solely or principally with spark-ignition internal combustion piston engines" in the description.
✅ 3. Special Circumstances Handling
| Situation | Handling Advice |
|---|---|
| OEM Parts for Multiple Models | Provide a compatibility list to justify "principally for engines" under 8409. |
| Refurbished ICVs | Must declare as "Used" or "Refurbished." Same HS code, but may require additional inspection. |
| Steel/Aluminum Body | Do not let material composition trigger 8481.90.90.85. Emphasize engine-specific function. |
| Electrical Components | If the ICV has integrated electronics, still classify under 8409 if principally for the engine. |
🌍 V. Global Market Clearance Comparison (2026 Latest)
| Country/Region | Recommended HS Code | Tariff (China Origin) | Certification | Remarks |
|---|---|---|---|---|
| 🇺🇸 USA | 8409.91.50.85 |
27.5% | None | High tariff due to Section 301. Avoid 8481 (75%). |
| 🇨🇳 China | 8409.91.50.85 |
2.5% - 8% (Variable) | CCC (if applicable) | Lower tariff, but subject to domestic regulations. |
| 🇪🇺 EU | 8409.91 |
0% - 2.5% | E-mark (if for vehicles) | No surtaxes like US. Standard MFN rates apply. |
| 🇦🇺 Australia | 8409.91 |
0% - 5% | ADR Compliance | Preferential rates under AUSFTA if applicable. |
| 🇯🇵 Japan | 8409.91 |
0% - 2% | JIS Standards | Low tariff, but strict safety inspections. |
📌 Conclusion:
- USA is the most challenging market due to 27.5% total tariff and potential for 75% if misclassified.
- EU/Australia/Japan offer much lower barriers, making them more attractive if supply chain allows diversification.
📌 VI. Common Errors & Pitfall Avoidance (Blood-Soaked Lessons)
❌ Mistake 1: Classifying ICV as "Valve" (8481)
👉 Consequence: Risk of 75% tariff if deemed a steel/aluminum part, or audit for misclassification.
👉 Fix: Always emphasize "Engine Part" in description and documentation.
❌ Mistake 2: Not specifying Engine Type (Spark-Ignition vs. Compression-Ignition)
👉 Consequence: Incorrect subheading (8409.91 vs 8409.99) → Delay or reclassification.
👉 Fix: Clearly state "For Spark-Ignition (Gasoline) Engines" or "For Compression-Ignition (Diesel) Engines."
❌ Mistake 3: Vague Description ("Auto Part")
👉 Consequence: Customs may assume worst-case scenario or reject.
👉 Fix: Use precise language: "Idle Control Valve for Gasoline Engine, Model XYZ."
❌ Mistake 4: Ignoring Material Composition
👉 Consequence: If material triggers 8481.90.90.85, tariff jumps to 75%.
👉 Fix: Even if made of steel, if it’s an engine part, use 8409.
✅ Correct Declaration Example:
"Idle Control Valve (ICV) for Spark-Ignition Internal Combustion Piston Engines, Model XYZ, Compatible with Engine Series ABC, Made of Steel/Plastic, HS 8409.91.50.85"
🎯 VII. Conclusion: Precision Classification Saves Money!
🎯 Remember the Golden Rules:
🔹 "ICV = Engine Part (8409), Not Generic Valve (8481)!"
🔹 "27.5% Tariff for 8409, 75% for 8481.10.90.85!"
🔹 "Specify Engine Type: Spark-Ignition (8409.91) vs. Diesel (8409.99)!"
📌 Pro Tip:
If your ICV is shipped with the ECU or control unit, still classify under 8409 if principally for the engine. Do not separate them unless legally required.
Consider Advance Ruling from US Customs for high-volume imports to mitigate classification risk.
📣 Action Required:
📞 Consult a licensed customs broker.
📄 Prepare technical drawings highlighting engine-specific features.
🚀 Ensure 8409 classification to avoid 75% penalty!
✨ Professional clearance starts with accurate classification!
💼 Your cost efficiency depends on this 0.1% classification detail!
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.