制动系统润滑液

🚗 Brake Fluid (Brake System Lubricant/Fluid)

🌐 HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Clearance Strategy
📌 I. Product Definition & Classification: Do You Really Know "Brake Fluid"?

Brake fluid is a specialized hydraulic fluid used in hydraulic braking and clutch applications in automobiles and motorcycles. In international trade, it is primarily classified as a "Hydraulic Transmission Fluid" (Chapter 38) or, less commonly, as an "Oil Product/Lubricant Preparation" (Chapter 27 or 34).

Key Distinction: - Hydraulic Brake Fluid (DOT 3/4/5.1 etc.): Designed for hydraulic transmission/braking systems. Primary classification is HS 3819.00. - Mineral Oil-based Lubricants: If the product is primarily a mineral oil preparation not specifically defined as hydraulic fluid, it may be classified under HS 3403 or HS 2710, though this is less accurate for standard brake fluids.

⚠️ Critical Warning:
- If the product is specifically labeled as "Brake Fluid" or "Hydraulic Brake Fluid," HS 3819.00 is the most accurate and preferred classification.
- Misclassifying as general lubricants (HS 3403) or oil products (HS 2710) may trigger audits due to significant tax rate differences.

📦 II. HS Code Classification Details (2026 Latest Tariff Authority Comparison)

🔍 Key Insight:
- HS 3819.00.00.10 is the most direct match for "Brake Fluid" but carries a high total tax rate of 41.5% due to additional duties.
- HS 3819.00.00.90 has a significantly lower tax rate of 16.5%, but its applicability depends on whether the specific "10% IEEPA tariff" applies. If the product qualifies as a general hydraulic fluid not specifically targeted by the 10% surcharge, this code offers substantial savings.
- HS 3403.19.10.00 and HS 2710.19.30.20 are less precise for brake fluids but may be used if the product is formulated more as a lubricant than a hydraulic fluid. However, these codes also carry high tariffs (35.2% and 35% + specific duty).

💰 III. 2026 Latest Tariff Rate Details (Including Surtaxes & Policy Surcharges)

✅ Applicable Country: United States (US)
✅ Country of Origin: China (CN)
✅ Effective Date: From November 10, 2025 (including subsequent imports)

🎯 1. 3819.00.00.10 — Hydraulic Brake Fluids

📌 Explanation:
- The 25% USITC tariff is under the U.S. Trade Act Section 301 against China.
- The 10% IEEPA tariff is an additional surcharge under the International Emergency Economic Powers Act for Chinese products.
- Total 41.5% is a very high rate. Accurate classification is crucial to avoid overpayment or penalties.

🎯 2. 3819.00.00.90 — Other Hydraulic Transmission Fluids

📌 Note:
- If the product is classified under .90 and is not subject to the 10% IEEPA surcharge, the total rate drops to 16.5%, a saving of 25 percentage points compared to .10.
- This requires strong justification that the fluid is not specifically "brake fluid" under the strict definition of .10, or that the IEEPA clause does not apply.

🎯 3. 3403.19.10.00 — Lubricating Preparations

📌 Note:
- Lower base rate (0.2%) but still high total due to surcharges.
- Risk of reclassification to HS 3819 if customs determines it is specifically a brake fluid.

🎯 4. 2710.19.30.20 — Other Petroleum Oil Preparations

📌 Note:
- Includes both a specific duty ($0.84/bbl) and an ad valorem rate (35%).
- High complexity and cost. Not recommended for standard brake fluids.

🛠️ IV. Customs Clearance Practical Advice (Battle-Tested Pitfall Guide)

✅ 1. Required Documentation Checklist (All Mandatory)

✅ 2. Declaration Tips (Key Mnemonics)

🔥 "Be Specific, Avoid Generalization! 'Brake Fluid' goes to 3819, not 3403!"

✅ 3. Special Case Handling

🌍 V. Global Market Clearance Comparison (2026 Latest)

📌 Conclusion:
- The US is the most expensive market for brake fluid due to the combination of base tariffs and aggressive additional duties (301 + IEEPA).
- De Minimis Exemption is NOT available for brake fluid from China. Every shipment, regardless of value, is subject to full duty.
- Consider supply chain diversification to non-China origins if targeting the US market.

📌 VI. Common Errors & Pitfall Guide (Lessons from Blood and Tears)

❌ Error 1: Declaring "Brake Fluid" as "General Lubricant" (HS 3403)
👉 Consequence: Customs may reclassify it to HS 3819.00.00.10, leading to back taxes + penalties.
👉 Risk: High audit probability due to tax rate difference.

❌ Error 2: Claiming De Minimis Exemption for Brake Fluid under $800
👉 Consequence: Goods seized or returned. Brake fluid is explicitly excluded from de minimis exemption for Chinese origins.
👉 Risk: Complete loss of shipment value.

❌ Error 3: Failing to provide SDS
👉 Consequence: Customs hold. Brake fluid is often classified as hazardous material (flammable liquid).
👉 Risk: Storage fees, delays, and potential fines.

❌ Error 4: Using "Engine Oil" as the description for Brake Fluid
👉 Consequence: Misclassification. Brake fluid is hydraulic, not lubricating for engines.
👉 Risk: Rejection by customs broker, delays.

✅ Correct Approach:

"DOT 3 Brake Fluid, Hydraulic, 1 Quart Bottle, Contains Polyglycol Ethers, SDS Available, HS Code: 3819.00.00.10"

🎯 VII. Conclusion: Professional Declaration, Save Time & Money!

🎯 Remember the Mnemonic:

🔹 "Brake Fluid is HS 3819, not 3403! De Minimis is Dead! 41.5% is the Rate!"
🔹 "Accurate Description Saves Money, Misclassification Costs Everything!"

📌 Pro Tip:

If your brake fluid is originally from Vietnam, Mexico, Thailand, or Malaysia, you may apply for IEEPA Exemptions, reducing the tariff to 0%~5%.
It is highly recommended to apply for a Pre-Ruling (Advance Ruling) from US Customs to confirm the HS Code and tax liability before shipment.

📣 Immediate Action:

📞 Contact a Professional Customs Broker + Provide Product SDS + Apply for HS Code Pre-Ruling
🚀 Ensure your brake fluid clears customs smoothly, efficiently, and profitably!

✨ Professional Clearance Starts with Accurate Classification!
💼 Every Cent of Cost Deserves to be Precisely Calculated!