Refrigerant Mixture (Commercial Refrigeration)
CN β US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 3827390000 | 38.7% | CN | US | Official Doc |
| 3824999397 | 40.0% | CN | US | Official Doc |
| 2903490000 | 13.7% | CN | US | Official Doc |
| 3827690000 | 38.7% | CN | US | Official Doc |
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βοΈ Refrigerant Mixture (Commercial Refrigeration)
π HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Compliance Strategy
π I. Product Definition & Classification: What Exactly is "Commercial Refrigerant"?
Refrigerant mixtures for commercial refrigeration are complex chemical formulations designed to transfer heat in industrial and commercial cooling systems (e.g., cold storage, supermarket displays, industrial chillers). Unlike simple single-component gases, these are mixtures or derivatives of halogenated hydrocarbons (HFCs, HCFCs, or blended blends).
In international trade, classification hinges on two critical factors: 1. Chemical Nature: Are they pure halogenated hydrocarbon derivatives (Chapter 29)? Or are they complex mixtures/preparations for industrial use (Chapter 38)? 2. Composition: Do they contain Chlorine (HCFCs/HFCs blend)? Do they contain methane/ethane/ propane derivatives?
β οΈ Key Distinction Point:
- If the mixture is primarily defined as a halogenated hydrocarbon derivative (even if mixed) and fits specific chemical definitions (e.g., saturated fluorinated acyclic hydrocarbons), it may fall under Chapter 29.
- If the mixture is a chemical preparation not specifically named in Chapter 29, or contains non-halogenated components making it a "preparation," it falls under Chapter 38.
- Misclassification Risk: Declaring a complex HFC blend as a simple chemical derivative when itβs technically a "mixture" can lead to significant tariff discrepancies (13.7% vs. 38.7%).
π¦ II. HS Code Classification Matrix (2026 Latest Tariff Alignment)
Based on the provided data, here are the specific classifications for Refrigerant Mixtures, their rationale, and associated tax structures.
| HS Code | Product Description & Rationale | Tax Profile (Total) | Key Characteristics |
|---|---|---|---|
| 2903.49.00.00 | Halogenated Derivatives of Saturated Acyclic Hydrocarbons Rationale: This code applies when the refrigerant is classified as a halogenated hydrocarbon derivative (specifically saturated fluorinated acyclic hydrocarbons). It fits the chemical definition of HFCs (Hydrofluorocarbons) as chemical entities rather than complex industrial preparations. Example: Pure HFC-134a or specific blends that strictly meet the chemical derivative definition. |
13.7% | β’ Base: 3.7% β’ Section 301: 0% β’ Section 122: 10% β’ Lowest Tax Option |
| 3827.39.00.00 | Refrigerant Mixtures Containing Chlorofluorocarbons (CFCs), Hydrochlorofluorocarbons (HCFCs), or Derivatives Rationale: This code is for chemical mixtures that contain HCFCs or related derivatives. It explicitly covers "mixtures" that fit the profile of chlorofluorocarbons and their derivatives, often including older refrigerant blends or those with chlorine content. Example: HCFC blends, CFC-12 replacements containing chlorine derivatives. |
38.7% | β’ Base: 3.7% β’ Section 301: 25.0% β’ Section 122: 10% |
| 3827.69.00.00 | Refrigerant Mixtures Containing Halogenated Derivatives of Methane, Ethane, or Propane (HFCs Range) Rationale: Specifically targets mixtures where the components are halogenated derivatives of methane, ethane, or propane. This captures many modern HFC blends (e.g., R-404A, R-448A) which are technically mixtures of these derivatives. Example: Modern HFC-based commercial refrigerant blends. |
38.7% | β’ Base: 3.7% β’ Section 301: 25.0% β’ Section 122: 10% |
| 3824.99.93.97 | Chemical Preparations & Mixtures (Industrial/Chemical Industry Related) Rationale: This is a "catch-all" for chemical mixtures in Chapter 38 that donβt fit more specific headings (like 3827). It applies when the refrigerant is viewed as a general chemical industrial preparation or a mixed product with complex non-halogenated stabilizers/additives that push it out of 3827. Example: Complex refrigerant blends with proprietary additives, stabilizers, or indicators that classify it as a general chemical preparation. |
40.0% | β’ Base: 5.0% β’ Section 301: 25.0% β’ Section 122: 10% β’ Highest Tax Option |
π Critical Insight:
- 2903.49.00.00 is the most advantageous classification if your product qualifies as a pure halogenated hydrocarbon derivative (e.g., specific HFCs). It saves ~25% in tariffs compared to the 3827 codes. - 3827.69.00.00 is the standard for most modern HFC commercial blends (R-400 series, R-500 series) because they are technically "mixtures" of halogenated methane/ethane/propane derivatives. - 3824.99.93.97 should be avoided unless the product contains significant non-refrigerant chemical components that prevent classification under 3827.
π° III. 2026 Latest Tariff Rate Breakdown (Including Surcharges & Policy Add-ons)
β Applicable Market: United States (US)
β Origin: China (CN)
β Effective Date: Post-November 2025 (Current Trade Policy Era)
π― 1. Optimal Case: 2903.49.00.00
(Halogenated Derivatives of Saturated Acyclic Hydrocarbons)
| Item | Detail |
|---|---|
| Base Duty | 3.7% |
| Section 301 Duty (25%) | 0.0% |
| Section 122 Duty (10%) | 10.0% |
| Total Effective Rate | 13.7% |
| Calculation | CIF Value Γ 13.7% |
| Legal Basis | USITC:2903.49.00.00 β Section 122: 10% |
π Explanation:
- Section 301 (25%) is EXEMPT for this code! This is a massive saving.
- The 10% Section 122 duty applies due to trade policy adjustments.
- Total 13.7% makes this the most competitive classification for HFC-based refrigerants.
π― 2. Standard Case: 3827.39.00.00 or 3827.69.00.00
(HCFCs/CFCs Mixtures OR HFC Derivative Mixtures)
| Item | Detail |
|---|---|
| Base Duty | 3.7% |
| Section 301 Duty (25%) | 25.0% |
| Section 122 Duty (10%) | 10.0% |
| Total Effective Rate | 38.7% |
| Calculation | CIF Value Γ 38.7% |
| Legal Basis | USITC:3827.* β Section 301: 25% β Section 122: 10% |
π Explanation:
- Section 301 (25%) IS APPLICABLE. These codes are subject to the full trade war tariff.
- The 10% Section 122 duty is also added.
- Total 38.7% significantly impacts profit margins.
π― 3. Fallback Case: 3824.99.93.97
(Other Chemical Preparations)
| Item | Detail |
|---|---|
| Base Duty | 5.0% |
| Section 301 Duty (25%) | 25.0% |
| Section 122 Duty (10%) | 10.0% |
| Total Effective Rate | 40.0% |
| Calculation | CIF Value Γ 40.0% |
| Legal Basis | USITC:3824.99.93.97 β Section 301: 25% β Section 122: 10% |
π Explanation:
- Highest base duty (5.0%) plus Section 301 and 122.
- Only use if the productβs chemical composition is too complex for 3827 or 2903.
π οΈ IV. Customs Clearance Operational Advice (Practical Pitfall Guide)
β 1. Documentation Checklist (Non-Negotiable)
| Document | Required? | Purpose |
|---|---|---|
| β Product Specification Sheet | βοΈ | Must list exact chemical composition (e.g., R-404A = 44% R-125, 52% R-143a, 4% R-134a). |
| β MSDS (Material Safety Data Sheet) | βοΈ | Crucial for identifying hazardous chemicals and verifying halogenated content. |
| β Certificate of Origin (CO) | βοΈ | To prove origin and avoid anti-dumping duties if applicable. |
| β EPA SNCR Notification / Registration | βοΈ | Critical for US: Refrigerants must be EPA-registered. Provide EPA Serial Number. |
| β Chemical Structure Diagram | βοΈ | To support classification under 2903 (derivative) vs 3827 (mixture). |
| β Commercial Invoice | βοΈ | Clearly state "Refrigerant Mixture, [Exact Chemical Names], for Commercial Refrigeration." |
β 2. Classification Strategy (Key Tactics)
π₯ βChemical Definition Over Brand Name: Prove itβs a Derivative, Not a Mixture!β
| Scenario | Recommended HS Code | Reasoning |
|---|---|---|
| Pure HFCs (e.g., R-134a, R-125) | 2903.49.00.00 |
Fits "halogenated derivative" definition. Saves 25% in Section 301. |
| Blended HFCs (e.g., R-404A, R-449A) | 3827.69.00.00 |
Technically a "mixture" of halogenated methane/ethane/propane derivatives. |
| HCFC Blends (e.g., R-402B) | 3827.39.00.00 |
Contains chlorinated compounds, fits HCFC/CFC mixture profile. |
| Refrigerant with Proprietary Additives | 3824.99.93.97 |
If additives make it a "preparation" rather than a chemical mixture/derivative. |
π Pro Tip:
- If you can structure your product formulation to be classified under 2903.49.00.00, you save 25% in tariffs (Section 301 exemption).
- Work with a chemist to ensure the product description emphasizes "Halogenated Derivatives of Saturated Acyclic Hydrocarbons" rather than "Commercial Refrigerant Mixture."
β 3. Special Situations & Handling
| Situation | Action |
|---|---|
| EPA Compliance | Ensure all refrigerants have EPA SNCR (Significant New Alternatives Policy) approval. Without this, shipment will be seized. |
| Leakage Prevention | Use UN-certified pressure cylinders. Provide UN Specification Packaging Certificate. |
| Origin Marking | Clearly mark "Made in China" on cylinders to avoid origin fraud claims. |
| Partial Mixtures | If the product is a blend of HFCs and HCFCs, consult customs broker: 3827.39.00.00 may apply if HCFC content is significant. |
π V. Global Market Comparison (2026)
| Market | Recommended HS Code | Estimated Duty | Key Requirements |
|---|---|---|---|
| πΊπΈ USA | 2903.49.00.00 (if possible) |
13.7% | EPA Registration, UN Packaging |
| πΊπΈ USA | 3827.69.00.00 |
38.7% | EPA Registration, UN Packaging |
| πͺπΊ EU | 3824.10.00 (Typical) |
0% - 6.5% | REACH Registration, F-Gas Certification |
| π¨π³ China | 3824.99.93.97 |
5% | Standard Import License |
| π―π΅ Japan | 2903.49.00.00 |
0% - 6% | Tokyo Gas Association Approval |
π Conclusion:
- USA is the highest-cost market due to Section 301 and Section 122 duties.
- Classification under 2903.49.00.00 is the primary cost-saving lever for US exports.
- EPA compliance is mandatory for any refrigerant import into the US.
π VI. Common Errors & Pitfalls (Blood & Tears Lessons)
β Error 1: Declaring HFC blends as "Industrial Chemicals" under 3824.99.93.97
π Consequence: 40% duty + potential penalty for misclassification.
π Fix: Verify if it fits 3827.69.00.00 (38.7%) or 2903.49.00.00 (13.7%).
β Error 2: Failing to provide EPA Registration Number
π Consequence: Seizure and destruction of goods by US Customs and EPA.
π Fix: Include EPA Serial Number on invoice and packaging.
β Error 3: Using generic names like "Coolant" or "Refrigerant Fluid"
π Consequence: Customs delays, requests for more information, potential reclassification to higher duty.
π Fix: Use precise chemical names (e.g., "HFC-134a/HFC-125 Mixture").
β Error 4: Assuming all HFCs are duty-free under Section 301
π Consequence: Unexpected 25% + 10% surcharges.
π Fix: Confirm HS Code. Only 2903 derivatives may qualify for Section 301 exemption.
β Correct Approach:
"HFC Refrigerant Mixture, Comprising Halogenated Derivatives of Saturated Acyclic Hydrocarbons (R-449A), EPA-Registered, UN-1958 Packaging, CIF New York"
π― VII. Conclusion: Precision Classification for Profit Protection
π― Remember the Mantra:
πΉ "Derivative = 2903 (13.7%) | Mixture = 3827 (38.7%) | Preparation = 3824 (40%)"
πΉ "Section 301 is the Killer: Avoid it by choosing 2903!"
πΉ "EPA is Non-Negotiable: No Registration = No Entry."
π Pro Tip:
If your product is a blended HFC, work with a customs broker to argue for 2903.49.00.00 if the chemical definition allows. The 25% savings (Section 301 exemption) can make or break your US market competitiveness.
π£ Immediate Action:
π Consult a Customs Attorney to review your chemical composition.
π Ensure EPA Registration is current and visible.
π Optimize HS Code to minimize tariff burden.
β¨ Professional Clearance, Started with Accurate Classification!
πΌ Your Margin Depends on These 0.7% vs 38.7% Differences!
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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) β Broad category of goods (e.g., Chapter 84: Machinery and Mechanical Appliances)
- Heading (4 digits) β More specific grouping within the chapter
- Subheading (6 digits) β Internationally standardized breakdown, used by all WCO member countries
- National subdivisions (8-10 digits) β 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 β The standard duty rate applied to WTO members
- General rate β Applied to countries without trade agreements
- Trade remedy duties β 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.