Oil Rust Preventive Agent
CN → US| HS编码 | 关税税率 | 原产国 | 目的国 | 文档 |
|---|---|---|---|---|
| 3403191000 | 35.2% | CN | US | 官方文档 |
| 3403195000 | 40.8% | CN | US | 官方文档 |
| 3811210000 | 41.5% | CN | US | 官方文档 |
| 3824992900 | 41.5% | CN | US | 官方文档 |
| 3824994900 | 41.5% | CN | US | 官方文档 |
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AI分析
🛢️ Oil Rust Preventive Agent (Hydraulic Oil Anti-Rust Agent)
🌐 HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Clearance Strategy
📌 I. Product Definition & Classification: Do You Really Understand "Anti-Rust Agents"?
Oil Rust Preventive Agents, specifically for hydraulic oil, are chemical additives or mixtures designed to protect metal surfaces from corrosion and rust in lubricating oils. In international trade, these products are classified based on their composition (petroleum vs. asphalt/mineral) and function (rust prevention vs. general chemical mixture).
⚠️ Key Classification Distinction:
- If the product is primarily a rust preventive agent based on petroleum or mineral oil → It falls under Chapter 34 (3403.19).
- If the product is primarily an additive for lubricating oils → It may fall under 3811.21.
- If the product is a chemical mixture without specific lubricating properties but used for chemical purposes → It falls under Chapter 38 (3824.99).
📦 II. HS Code Classification Details (Latest 2026 Tariff Authority Comparison)
| HS Code | Product Description | Applicable Scenario | Composition Key |
|---|---|---|---|
3403.19.10.00 |
Oil rust preventive agents, rust preventive purpose, containing petroleum oil or mineral oil | Lubricant/rust preventive preparations | ✅ Petroleum/Mineral Oil |
3403.19.50.00 |
Oil rust preventive agents, rust/corrosion prevention, containing petroleum oil or asphalt mineral oil | General rust prevention in mineral oils | ✅ Petroleum/Asphalt Mineral Oil |
3811.21.00.00 |
Oil rust preventive agents, lubricating oil additives, formulated for mineral oil liquids | Additives for mineral oil lubricants | ✅ Lubricant Additive |
3824.99.29.00 |
Oil rust preventive agents, chemical preparations, chemical mixtures, general residual category | General chemical mixtures | ✅ Chemical Mixture |
3824.99.49.00 |
Oil rust preventive agents, chemical preparations, chemical mixtures composed of hydrocarbons (petroleum source) | Hydrocarbon-based chemical mixtures | ✅ Hydrocarbon-based |
🔍 Important Reminder:
- The primary function (rust prevention vs. lubrication) and primary component (petroleum vs. chemical mixture) determine the HS Code.
- Chapter 34 (3403.19) is typically the most direct classification for "rust preventive agents" used in oils.
- Chapter 38 (3811/3824) applies if the product is marketed primarily as an "additive" or "chemical mixture."
💰 III. 2026 Latest Tariff Rate Details (Including Additional Taxes & Policy Surcharges)
✅ Applicable Country: United States (US)
✅ Origin: China (CN)
✅ Effective Date: From November 10, 2025 (including subsequent imports)
🎯 1. 3403.19.10.00 —— Oil Rust Preventive Agents (Petroleum/Mineral Oil Base)
| Item | Content |
|---|---|
| Base Tariff | 0.2% |
| USITC Surcharge (Section 301) | +25.0% |
| 122 Clause Tariff | +10.0% |
| Total Tariff Rate | 35.2% |
| Tax Calculation | CIF Value × 35.2% |
| De Minimis Eligibility | ❌ Not Eligible (High tariff rate) |
| Legal Basis Path | USITC:3403.19.10.00 → SECTION301:25% → 122CLAUSE:10% |
📌 Explanation:
- Base Tariff (0.2%): Standard MFN rate for rust preventive preparations.
- Section 301 Tariff (25%): Applied due to US-China trade tensions on Chapter 34 goods.
- 122 Clause (10%): Additional surcharge for specific Chinese-origin goods under Section 122.
- Total: 35.2%. This is a significant cost factor that must be factored into pricing strategies.
🎯 2. 3403.19.50.00 —— Other Oil Rust Preventive Agents (Asphalt/Mineral Oil Base)
| Item | Content |
|---|---|
| Base Tariff | 5.8% |
| USITC Surcharge (Section 301) | +25.0% |
| 122 Clause Tariff | +10.0% |
| Total Tariff Rate | 40.8% |
| Tax Calculation | CIF Value × 40.8% |
| De Minimis Eligibility | ❌ Not Eligible |
| Legal Basis Path | USITC:3403.19.50.00 → SECTION301:25% → 122CLAUSE:10% |
📌 Note:
- If the product contains asphalt mineral oil or different petroleum fractions, the base tariff is higher (5.8% vs. 0.2%).
- The additional surcharges (25% + 10%) remain the same, leading to a higher total rate of 40.8%.
- Ensure your product specification clearly states the oil type to avoid misclassification.
🎯 3. 3811.21.00.00 —— Lubricating Oil Additives (Rust Preventive)
| Item | Content |
|---|---|
| Base Tariff | 6.5% |
| USITC Surcharge (Section 301) | +25.0% |
| 122 Clause Tariff | +10.0% |
| Total Tariff Rate | 41.5% |
| Tax Calculation | CIF Value × 41.5% |
| De Minimis Eligibility | ❌ Not Eligible |
| Legal Basis Path | USITC:3811.21.00.00 → SECTION301:25% → 122CLAUSE:10% |
📌 Explanation:
- If the product is classified as an additive for lubricating oils rather than a standalone rust preventive agent, it falls under Chapter 38.
- The base tariff is 6.5%, but with the 35.0% in additional surcharges, the total is 41.5%.
- This classification is riskier if the product’s primary function is rust prevention, as it may be challenged by customs.
🎯 4. 3824.99.29.00 & 3824.99.49.00 —— Chemical Mixtures (Residual Categories)
| Item | Content |
|---|---|
| Base Tariff | 6.5% |
| USITC Surcharge (Section 301) | +25.0% |
| 122 Clause Tariff | +10.0% |
| Total Tariff Rate | 41.5% |
| Tax Calculation | CIF Value × 41.5% |
| De Minimis Eligibility | ❌ Not Eligible |
| Legal Basis Path | USITC:3824.99.XX.XX → SECTION301:25% → 122CLAUSE:10% |
📌 Note:
- These are catch-all categories for chemical mixtures.
-3824.99.29.00: General chemical mixture.
-3824.99.49.00: Chemical mixture composed of hydrocarbons (petroleum source).
- Total Rate: 41.5%.
- Risk: Using residual categories may lead to customs audits if the product’s specific function (rust prevention) is not clearly documented.
🛠️ IV. Customs Clearance Practical Advice (Battle-Tested Pitfall Avoidance Guide)
✅ 1. Required Documentation Checklist (Mandatory)
| Document | Mandatory | Explanation |
|---|---|---|
| ✅ Product Specifications | ✔️ | Must clearly state: "Rust Preventive Agent for Hydraulic Oil," composition (petroleum/mineral), and function. |
| ✅ Safety Data Sheet (SDS) | ✔️ | Required for chemical imports; confirms hazard class and composition. |
| ✅ Commercial Invoice | ✔️ | Must specify "Oil Rust Preventive Agent" and HS Code. Avoid vague terms like "Chemical." |
| ✅ Certificate of Origin (CO) | ✔️ | Proves China origin; critical for applying/additional tariffs correctly. |
| ✅ Packing List | ✔️ | Details net/gross weight and volume. |
| ✅ Test Report | ✔️ | Third-party test confirming rust prevention efficacy (e.g., ASTM D665) supports classification under 3403.19. |
✅ 2. Declaration Tips (Key Mnemonic)
🔥 “Function First, Composition Clear, No Vague ‘Chemical’, Avoid Audit Tears!”
| Scenario | Correct Declaration | Wrong Practice |
|---|---|---|
| Product is primarily for rust prevention in oil | 3403.19.10.00 or 3403.19.50.00 |
Declare as 3824.99 → Risk of reclassification & penalties |
| Product is an additive for lubricating oils | 3811.21.00.00 |
Declare as 3403.19 → May be challenged if function is unclear |
| Product is a general chemical mixture | 3824.99.29.00 |
Declare as 3403.19 without proof of rust prevention → Audit risk |
| Hydraulic Oil + Rust Preventive (mixed) | Declare Rust Preventive Agent separately | Declare as "Hydraulic Oil" → Misclassification |
✅ 3. Special Situation Handling
| Situation | Handling Advice |
|---|---|
| OEM Custom Formula | Provide formula sheet and MSDS; specify exact petroleum/mineral oil content to determine if 3403.19.10 (0.2% base) or 3403.19.50 (5.8% base) applies. |
| Product Contains Asphalt | Must declare under 3403.19.50.00 due to higher base tariff (5.8%). Do not misdeclare as 3403.19.10 to save cost. |
| Mixed Shipment (Oil + Additive) | Declare separately. Oil goes under 2710.xx; Rust Preventive goes under 3403.19.xx. Do not lump under one HS Code. |
| Chemical Mixture with Unclear Function | Provide ASTM D665 Rust Prevention Test Report to justify classification under Chapter 34 (rust prevention) rather than Chapter 38 (chemical mixture). |
🌍 V. Global Major Market Clearance Comparison (2026 Latest)
| Country/Region | Recommended HS Code | Tariff (China Origin) | Certification Requirement | Notes |
|---|---|---|---|---|
| 🇺🇸 USA | 3403.19.10.00 / 3403.19.50.00 |
35.2% – 40.8% | MSDS, ASTM Test Report | High tariffs due to Section 301 + 122 Clause |
| 🇨🇳 China | 3403.19.10.00 |
5% – 10% | None | Low import duty; domestic production common |
| 🇪🇺 EU | 3403.19.10.00 |
0% – 6% | REACH Registration | No Section 301 surcharge; REACH compliance critical |
| 🇦🇺 Australia | 3403.19.10.00 |
5% | AICIS Registration | Moderate duty; chemical registration required |
| 🇯🇵 Japan | 3403.19.10.00 |
0% – 6% | PrTr Law Compliance | Low duty; chemical notification required |
📌 Conclusion:
- USA is the most expensive market for Oil Rust Preventive Agents due to 35.2%–41.5% total tariffs.
- EU, Japan, and Australia offer significantly lower tariff burdens (0%–10%), but require strict chemical compliance (REACH, PrTr, AICIS).
- China origin is the key driver for high US tariffs. Consider transshipment or third-country processing if eligible for exemptions.
📌 VI. Common Mistakes & Pitfall Avoidance Guide (Blood-Tested Lessons)
❌ Mistake 1: Declaring "Rust Preventive Agent" as "Chemical Mixture" (3824.99) to avoid Chapter 34 scrutiny
👉 Consequence: Customs may reclassify to 3403.19, leading to back taxes + penalties if function is proven to be rust prevention.
❌ Mistake 2: Failing to specify "Petroleum/Mineral Oil" vs. "Asphalt Mineral Oil"
👉 Consequence: Misclassification between 3403.19.10 (0.2% base) and 3403.19.50 (5.8% base) → Unexpected 5.6% base tariff difference + surcharges.
❌ Mistake 3: Using vague terms like "Lubricant Additive" without specifying rust prevention
👉 Consequence: Customs may classify under 3811.21 (41.5% tariff) instead of 3403.19 (35.2%–40.8%), increasing costs unnecessarily.
❌ Mistake 4: Not providing MSDS or Test Reports
👉 Consequence: Customs delays, additional inspections, or refusal of entry due to chemical safety concerns.
✅ Correct Practice:
“Hydraulic Oil Rust Preventive Agent, Petroleum-Based, ASTM D665 Compliant, MSDS Attached, HS Code 3403.19.10.00”
🎯 VII. Conclusion: Professional Declaration, Save Time & Money!
🎯 Remember Mnemonic:
🔹 “Function Determines Code, Composition Determines Base, Section 301 Adds 25%, 122 Clause Adds 10%!”
🔹 “Chapter 34 for Rust Prevention, Chapter 38 for Chemical Mixtures, Get It Wrong, Pay Double!”
📌 Pro Tip:
- If your product is originating from Vietnam, Mexico, or Thailand, you may avoid Section 301 surcharges, reducing tariffs to 0%–6%.
- Apply for Advance Ruling from US Customs (CBP) to confirm the correct HS Code before shipment. This avoids unexpected penalties.
📣 Act Now:
📞 Contact a Professional Customs Broker + Provide MSDS + Product Specs + Apply for CBP Advance Ruling
🚀 Ensure Your Oil Rust Preventive Agents Clear Customs Smoothly, Minimize Costs, and Maximize Profits!
✨ Professional Clearance Starts with Accurate Classification!
💼 Every Percent of Tariff Counts! Get It Right, Stay Competitive!
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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。