hcfc mixed refrigerant for air conditioners
CN → US| HS编码 | 关税税率 | 原产国 | 目的国 | 文档 |
|---|---|---|---|---|
| 3824995500 | 38.7% | CN | US | 官方文档 |
| 2903710100 | 38.7% | CN | US | 官方文档 |
| 2903750100 | 38.7% | CN | US | 官方文档 |
| 3824995000 | 41.5% | CN | US | 官方文档 |
| 3824995500 | 38.7% | CN | US | 官方文档 |
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AI分析
❄️ HCFC Mixed Refrigerant for Air Conditioners
🌐 HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Entry Strategy
📌 I. Product Definition and Classification: Do You Truly Understand "HCFC Mixtures"?
HCFC (Hydrochlorofluorocarbon) mixed refrigerants are complex chemical blends used primarily in air conditioning and refrigeration systems. In international trade, they are strictly regulated due to environmental concerns (Ozone Depletion Potential). They fall into two main categories based on their chemical structure and regulatory status:
1. Pure Halogenated Derivatives (Chemical Compounds):
- Specific HCFC mixtures classified under Chapter 29 (Organic Chemicals).
- Includes non-cyclic hydrocarbon halogenated derivatives with two or more different halogens.
- Key Feature: Regarded as specific chemical substances.
2. Formulated Chemical Products (Mixtures/Preparations):
- Refrigerant blends classified under Chapter 38 (Miscellaneous Chemical Products).
- Specifically "Halogenated hydrocarbon mixtures" or "Other halogenated hydrocarbon mixtures."
- Key Feature: Regarded as industrial preparations or formulated mixtures.
⚠️ Critical Distinction Point:
- If the product is defined as a halogenated derivative of non-cyclic hydrocarbons (chemical definition) →归入 2903 series.
- If the product is defined as a mixture of halogenated hydrocarbons (commercial/prepared mixture) →归入 3824 series.
- Note: Both categories currently face significant trade barriers (Section 301 & Section 232 tariffs) when imported into the US from China.
📦 II. HS Code Classification Details (2026 Latest Tariff Authority Comparison)
| HS Code | Product Description | Application Scenario | Regulatory Category |
|---|---|---|---|
2903.71.01.00 |
HCFC Mixtures: Halogenated derivatives of acyclic hydrocarbons containing 2+ different halogens | Specific chemical formulations; pure HCFC blends | Chapter 29 (Organic Chemicals) |
2903.75.01.00 |
HCFCs: Halogenated derivatives of hydrocarbons; mixtures containing halogenated non-cyclic components | Industrial refrigerants; chemical-grade mixtures | Chapter 29 (Organic Chemicals) |
3824.99.50.00 |
HCFC Mixtures: Halogenated hydrocarbon mixtures;符合化学产品属性 (Chemical Product Attribute) | Commercial refrigerant cans; prepared mixtures | Chapter 38 (Miscellaneous Chemicals) |
3824.99.55.00 |
Frozen HCFC Mixtures: Halogenated hydrocarbon mixtures; fits "Other halogenated hydrocarbon mixtures" category | Cold-chain specific refrigerants; specialized frozen blends | Chapter 38 (Miscellaneous Chemicals) |
🔍 Key Reminder:
- Chapter 29 (2903) codes are used when the product is classified as a chemical derivative.
- Chapter 38 (3824) codes are used when the product is classified as a mixture/preparation.
- Crucial: All these codes attract high additional tariffs for US imports from China.
💰 III. 2026 Latest Tariff Rate Details (Including Additional Taxes & Policy Add-ons)
✅ Applicable Country: United States (US)
✅ Origin: China (CN)
✅ Effective Time: Current trade policies (Section 301 & Section 232)
🎯 1. 2903.71.01.00 & 2903.75.01.00 —— HCFC Mixtures (Chapter 29)
| Item | Content |
|---|---|
| Base Duty Rate | 3.7% (ad valorem) |
| Section 301 Additional Tariff | +25.0% |
| Section 232 Tariff | +10.0% |
| Total Effective Rate | 38.7% |
| Tax Calculation | CIF Value × 38.7% |
| De Minimis Exemption | ❌ Not Eligible (High-value chemical goods usually excluded or scrutinized) |
| Legal Basis Path | USITC:2903.71.01.00 → Section 301: Footnote 4 → Section 232: Steel/Aluminum/Chemicals |
📌 Explanation:
- The 3.7% is the standard Most Favored Nation (MFN) duty for HCFC derivatives.
- The 25% is the standard Section 301 tariff on Chinese chemical imports (List 4A).
- The 10% is the Section 232 tariff (national security grounds, often applied to raw materials/chemicals).
- Total 38.7% is a very high duty rate, significantly impacting profit margins.
🎯 2. 3824.99.50.00 & 3824.99.55.00 —— HCFC Mixtures (Chapter 38)
| Item | Content |
|---|---|
| Base Duty Rate | 6.5% (ad valorem) |
| Section 301 Additional Tariff | +25.0% |
| Section 232 Tariff | +10.0% |
| Total Effective Rate | 41.5% |
| Tax Calculation | CIF Value × 41.5% |
| De Minimis Exemption | ❌ Not Eligible |
| Legal Basis Path | USITC:3824.99.55.00 → Section 301: Footnote 4 → Section 232 |
📌 Explanation:
- The 6.5% base rate is higher than Chapter 29 for these specific mixtures.
- Same 25% (Section 301) and 10% (Section 232) additional tariffs apply.
- Total 41.5% is the highest tariff bracket among the listed codes.
🛠️ IV. Customs Clearance Practical Advice (Real-World Pitfall Avoidance Guide)
✅ 1. Required Documentation Checklist (Must-Haves)
| Document | Required | Description |
|---|---|---|
| ✅ Product Specification Sheet | ✔️ | Must specify exact chemical composition, HCFC ratios, and non-cyclic nature. |
| ✅ Safety Data Sheet (SDS) | ✔️ | Crucial for hazardous materials classification. Must indicate flammability and toxicity. |
| ✅ Commercial Invoice | ✔️ | Must clearly state "HCFC Mixed Refrigerant" and HS Code. Avoid vague terms like "AC Gas." |
| ✅ Certificate of Origin | ✔️ | Required to prove origin (China) and apply specific tariffs. |
| ✅ Packaging Declaration | ✔️ | Specify if "Frozen" (for 3824.99.55.00) or standard liquid. |
| ✅ EPA Registration (if applicable) | ✔️ | US EPA requires registration for refrigerants. Provide registration number if asked. |
✅ 2. Declaration Tips (Key Mnemonics)
🔥 "Chemical Derivatives Go to 29, Mixtures to 38. Don't Split! Don't Hide!"
| Scenario | Correct Declaration | Incorrect Practice |
|---|---|---|
| Pure HCFC Blend | 2903.71.01.00 or 2903.75.01.00 |
Misdeclaring as "Air Conditioner Parts" → 0% duty but high fraud risk! |
| Prepared Refrigerant Mix | 3824.99.50.00 or 3824.99.55.00 |
Misdeclaring as "Generic Chemicals" → Audit risk. |
| Frozen HCFC | 3824.99.55.00 |
Forgetting to specify "Frozen" → Misclassification penalty. |
| Mixed with Oils/Additives | 3824.99.50.00 |
Declaring as pure chemical → Incorrect base rate. |
✅ 3. Special Case Handling
| Situation | Handling Advice |
|---|---|
| OEM Branded Refrigerant | Provide manufacturer agreement. Ensure SDS matches the brand's chemical formula. |
| Small Quantities (< $800) | Caution: De minimis (Section 321) may be denied for chemicals regulated by EPA/DOJ. Check current CBP rulings. |
| Transshipment | Do NOT re-label origin. Section 301/232 tariffs apply to China-origin goods regardless of minor transshipment. |
| Refrigerant Recovery Cylinders | If sold in reusable cylinders, ensure cylinders are declared separately if possible, but contents still attract high duty. |
🌍 V. Global Market Clearance Comparison (2026 Latest)
| Country/Region | Recommended HS Code | Duty Rate | Certification Requirements | Remarks |
|---|---|---|---|---|
| 🇺🇸 USA | 2903.71.01.00 / 3824.99.55.00 |
38.7% - 41.5% | EPA Registration, SDS | Highest barrier; Section 301/232 apply. |
| 🇨🇳 China | 2903.71.01.00 / 3824.99.55.00 |
Low/Moderate | CNCA/CCC (if applicable) | HCFCs are being phased out; check quotas. |
| 🇪🇺 EU | 2903.71 / 3824.99 |
6.5% - 10% | F-Gas Certification | High environmental regulations; carbon tax may apply. |
| 🇦🇺 Australia | 2903.71 / 3824.99 |
5% | GHS Compliant SDS | Strict hazardous goods handling. |
| 🇯🇵 Japan | 2903.71 / 3824.99 |
6.0% | JIS Standards | High quality control requirements. |
📌 Conclusion:
- USA is the most difficult market for HCFC refrigerants due to 38.7%–41.5% total tariffs.
- Environmental regulations (EPA, F-Gas) are strict globally.
- China-origin goods face nearly 40% duty, making pricing highly competitive challenges.
📌 VI. Common Errors & Pitfall Guide (Lessons Learned)
❌ Error 1: Declaring HCFC as "AC Parts" or "Accessories"
👉 Consequence: CBP will classify it as chemicals → Back taxes + Penalties!
❌ Error 2: Not specifying "Frozen" in 3824.99.55.00
👉 Consequence: Misclassification → Potential audit and duty reassessment.
❌ Error 3: Ignoring Section 232 (10%)
👉 Consequence: Underpayment of 10% → 10% penalty + Interest.
❌ Error 4: Using vague terms like "Refrigerant Gas" without chemical details
👉 Consequence: Customs request for information → Delay in clearance (weeks).
✅ Correct Approach:
"HCFC Mixed Refrigerant, Non-Cyclic Halogenated Derivatives, HS 2903.71.01.00, Origin: China, EPA Registered, SDS Provided."
🎯 VII. Conclusion: Professional Declaration, Save Time, Reduce Costs!
🎯 Remember the Mantras:
🔹 "HCFCs are Chemicals, Not Parts! Tax is High, Don't Be Smart!"
🔹 "38.7% to 41.5% is the Price of Entry, Declare Correctly or Pay More!"
📌 Pro Tips:
- If your HCFC refrigerant is originating from Vietnam, Malaysia, or Thailand, you may avoid Section 301/232 tariffs, but must prove substantial transformation.
- Pre-Arrival Review Service (PARS) or Advance Ruling is highly recommended for large shipments to avoid surprise duties.
- Check EPA Regulations: Importing HCFCs requires compliance with US EPA’s SNAP program. Non-compliance leads to confiscation.
📣 Immediate Action:
📞 Consult a Customs Broker + Provide SDS + Verify EPA Registration
🚀 Ensure your HCFC refrigerants clear US Customs smoothly, avoid penalties, and protect your margins!
✨ Professional Clearance Starts with Accurate Classification!
💼 Every Percent 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。