Mineral Oil Detergent Dispersant
CN → US| HS编码 | 关税税率 | 原产国 | 目的国 | 文档 |
|---|---|---|---|---|
| 3811210000 | 41.5% | CN | US | 官方文档 |
| 3811290000 | 41.5% | CN | US | 官方文档 |
商品图片
AI分析
🛢️ Mineral Oil Detergent Dispersant (Lubricant Additives)
🌐 HS Code Reference & Clearance Guide | 2026 Latest Tariff Analysis | Professional Clearance Strategy
📌 I. Product Definition & Classification: Are You Identifying the Right Product?
"Mineral Oil Detergent Dispersant" refers to prepared chemical additives specifically designed for lubricating oils. These are not raw base oils, but complex formulations containing petroleum oils or oils obtained from bituminous minerals. Their primary function is to keep engine parts clean (detergent) and suspend contaminants (dispersant) to prevent sludge and varnish formation.
In international trade, these fall under Heading 3811: Antiknock preparations, oxidation inhibitors, gum inhibitors, viscosity improvers, anti-corrosive preparations and other prepared additives, for mineral oils...
Key Distinction: - Prepared Additives (HS 3811): Concentrated chemical mixes added to base oil during blending or use. - Base Lubricating Oils (HS 2710/3403): The bulk oil itself, without these specific functional chemical additives. - Fuel Additives (HS 3811.10): Used in gasoline/diesel, not for lubricating oils.
⚠️ Critical Identification Point: - If the product is marketed as an "engine oil additive," "hydraulic fluid additive," or "gear oil dispersant" → HS 3811. - If it is a finished lubricating oil product → HS 2710 or 3403 (Incorrect for this prompt). - If it is an additive for fuel (gasoline) → HS 3811.10 (Incorrect for lubricating oils).
📦 II. HS Code Classification Details (2026 Latest Tariff Authority Match)
| HS Code | Product Description | Application Scope | Key Composition |
|---|---|---|---|
3811.21.00.00 |
Additives for lubricating oils: Containing petroleum oils or oils obtained from bituminous minerals | Engine oils, gear oils, hydraulic fluids, industrial lubricants | Contains ≥10% petroleum base |
3811.29.00.00 |
Additives for lubricating oils: Other | Synthetic-based lubricant additives, bio-based additives | No petroleum/bituminous base |
🔍 Focus on Data Provided: Both codes listed in your data carry the exact same tariff structure. Therefore, the classification between 3811.21 and 3811.29 depends strictly on whether the additive carrier is petroleum-based. However, for tariff purposes, the cost impact is identical.
💰 III. 2026 Latest Tariff Rate Breakdown (Including Additional Duties & Policy Surcharges)
✅ Applicable Country: United States (US)
✅ Origin: China (CN)
✅ Effective Date: 2025/2026 (Current Trade War Regime)
🎯 1. 3811.21.00.00 —— Lubricant Additives (Petroleum-Based)
| Item | Content |
|---|---|
| Base Duty Rate | 6.5% (Standard MFN Rate) |
| Section 301 Additional Duty | +25.0% (China-specific punitive tariff) |
| Total Effective Tax Rate | 31.5% |
| Tax Calculation Basis | CIF Value (Cost, Insurance, Freight) × 31.5% |
| De Minimis Exemption? | ❌ NOT ELIGIBLE (Value exceeds $800 threshold for exemption is rare for bulk industrial chemicals; also, Section 301 duties often negate de minimis benefits for Chinese goods) |
| Legal Basis Path | HTSUS:3811.21.00 → USITC Footnote 9903.88.01 (Section 301 List 4A) |
📌 Explanation: - 6.5% Base Rate: This is the standard Most Favored Nation (MFN) duty for "prepared additives." - 25% Section 301 Tariff: Under the US Trade Representative (USTR) Section 301 investigations, most chemical additives for industrial use from China are subject to an additional 25% duty. This is a fixed percentage, not ad valorem on top of the base in a complex way, but effectively stacking to 31.5%. - Total 31.5%: This is a very high effective duty rate for industrial chemicals. Importers must budget for this significant cost increase.
🎯 2. 3811.29.00.00 —— Lubricant Additives (Other)
| Item | Content |
|---|---|
| Base Duty Rate | 6.5% (Standard MFN Rate) |
| Section 301 Additional Duty | +25.0% (China-specific punitive tariff) |
| Total Effective Tax Rate | 31.5% |
| Tax Calculation Basis | CIF Value × 31.5% |
| De Minimis Exemption? | ❌ NOT ELIGIBLE |
| Legal Basis Path | HTSUS:3811.29.00 → USITC Footnote 9903.88.01 (Section 301 List 4A) |
📌 Note: - Even if the additive does not contain petroleum oils (e.g., synthetic ester-based), it falls under 3811.29.00.00. - The tariff rate remains 31.5% because both subheadings are subject to the same Section 301 punitive measures.
🛠️ IV. Clearance Practical Advice (Battle-Tested Pitfall Avoidance)
✅ 1. Required Documentation Checklist (Non-Negotiable)
| Document | Must Provide? | Purpose |
|---|---|---|
| ✅ Product Specification Sheet | ✔️ | Must explicitly state: "Prepared Additive for Lubricating Oils," chemical composition, and function (detergent/dispersant). |
| ✅ MSDS / SDS (Safety Data Sheet) | ✔️ | Critical. Customs verifies hazard class. If it contains flammable solvents, HS code might change or require special handling. |
| ✅ Commercial Invoice | ✔️ | Must clearly describe goods as "Lubricant Additive" NOT "Engine Oil" or "Chemical Solvent." |
| ✅ Bill of Lading / Packing List | ✔️ | Volume, weight, and packaging type (drums, totes, jerry cans). |
| ✅ Origin Certificate | ✔️ | Required to prove CN origin. If from Vietnam/Malaysia, potential for lower duties (see below). |
| ✅ Form E (if applicable) | ❌ | Not applicable for US clearance, but useful if transiting other countries. |
✅ 2. Declaration Strategy (Key Mantras)
🔥 "Correct Subheading, Honest Description, SDS Ready!"
| Scenario | Correct Declaration | Wrong Action |
|---|---|---|
| Petroleum-Based Additive | 3811.21.00.00 - "Mineral Oil Detergent Dispersant, Petroleum-Based" |
Misdeclaring as 3811.10.00 (Fuel Additive) → Audit Risk |
| Synthetic-Based Additive | 3811.29.00.00 - "Lubricant Additive, Non-Petroleum Base" |
Misdeclaring as 3811.21.00 → Minor Error, but keep records straight |
| Finished Engine Oil | 2710.19.28 or 3403.99.00 |
Declaring additive code for bulk oil → Massive Duty Underpayment |
| Small Sample (<$800) | Still 31.5%? | No! De minimis (Section 321) may apply for <800 USD value IF not restricted. However, Section 301 goods are often excluded from de minimis. Check current USTR rules for HS 3811. |
⚠️ Critical Warning on De Minimis (Section 321): Historically, shipments under $800 were duty-free. However, recent policy shifts (2024-2026) have tightened rules on Section 301 goods. Some Section 301 items are excluded from the de minimis exemption. Since HS 3811 is a key target of trade tensions, assume full duty (31.5%) applies even for small parcels unless confirmed otherwise by a customs broker.
✅ 3. Special Circumstances & Mitigation
| Situation | Strategy |
|---|---|
| High Cost Due to 31.5% Duty | Consider Supply Chain Diversification. Source additives from Vietnam, Malaysia, or Thailand. If these countries are not subject to Section 301, duty may drop to 6.5% (saving 25%). |
| Customs Examination | Have the SDS and Formula Breakdown ready. Customs may demand proof that it is indeed an "additive" and not a "miscellaneous chemical." |
| Bona Fide Samples | If value is <$800, verify if HS 3811 is on the excluded list for Section 321. If excluded, pay the 31.5%. If not, declare as Section 321. |
| First Sale for Export | If the additive is sold to a middleman, then exported to the US, you might use the first-sale rule to lower the dutiable value. Requires complex documentation. |
🌍 V. Global Market Comparison (2026 Update)
| Country/Region | Recommended HS Code | Estimated Duty (CN Origin) | Key Certification | Notes |
|---|---|---|---|---|
| 🇺🇸 USA | 3811.21.00.00 / 3811.29.00.00 |
31.5% (6.5% Base + 25% Sec 301) | SDS, TSCA Compliance | Highest Cost. Plan margin accordingly. |
| 🇨🇳 China | 3811.21.00 / 3811.29.00 |
0% - 6.5% (Import Duty) | CCC (if applicable) | Low import duty, but check VAT. |
| 🇪🇺 EU | 3811.21.00 / 3811.29.00 |
6.5% | REACH Registration | No retaliatory tariffs. Cheaper than US. |
| 🇬🇧 UK | 3811.21.00 / 3811.29.00 |
6.5% | UK REACH | Post-Brexit, similar to EU. |
| 🇮🇳 India | 3811.21.00 / 3811.29.00 |
7.5% + 18% GST | BIS Certification | High GST, lower base duty. |
📌 Conclusion: - The USA is the most expensive market for Chinese mineral oil additives due to the 25% Section 301 surcharge. - EU/UK offer significant cost advantages (6.5% total). - Supply Chain Shift: Many manufacturers move blending to Southeast Asia to bypass US tariffs.
📌 VI. Common Errors & Pitfall Guide (Blood & Tears Lessons)
❌ Error 1: Declaring "Lubricant Additive" as "General Chemical" (HS 3824) 👉 Consequence: Incorrect classification. If caught, penalties + back duties. HS 3811 is specific.
❌ Error 2: Omitting "Petroleum-Based" on Invoice 👉 Consequence: Customs may doubt the subheading. Provide SDS to prove base oil content.
❌ Error 3: Assuming De Minimis ($800) applies automatically 👉 Consequence: Small shipments seized or billed for 31.5% duties. Verify Section 321 exclusions for HS 3811.
❌ Error 4: Confusing with Fuel Additives (HS 3811.10) 👉 Consequence: Fuel additives may have different duty rates or restrictions. Lubricant additives are distinct.
✅ Correct Practice:
"LUBRICANT OIL ADDITIVE, DETERGENT-DISPERSANT TYPE, CONTAINING PETROLEUM OILS, NET WT 200 KG, MODEL XYZ, MADE IN CHINA"
🎯 VII. Conclusion: Professional Declaration, Cost Control, Efficiency!
🎯 Remember the Mantra:
🔹 "3811 is for Lube Additives, not Fuel!"
🔹 "31.5% is the US Price, Plan Your Margin!"
🔹 "SDS is Your Best Friend in Clearance!"
📌 Pro Tip: If you are importing into the US, consider: 1. Pre-Ruling: Apply for an HTSUS Pre-Ruling from CBP to confirm HS 3811 classification and duty rate. 2. Supply Chain Review: Check if production in Vietnam/Malaysia can avoid the 25% Section 301 tariff. 3. Bonded Warehouse: Use a US Foreign Trade Zone (FTZ) to defer duties until sale.
📣 Immediate Action:
📞 Contact a Licensed Customs Broker + Provide SDS + Verify Section 321 Eligibility 🚀 Clear your Mineral Oil Detergent Dispersants efficiently, avoid 31.5% shocks, and stay compliant!
✨ Professional Clearance Starts with Accurate Classification!
💼 Every 1% of Duty Saved is Pure Profit!
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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。