Chapter 84 is the core chapter in the HS classification system covering mechanical appliances, machinery, and their parts, including power machinery, pumps, fans, air conditioning equipment, refrigeration equipment, filtration and purification devices, transmission devices, etc. Goods in this chapter mostly involve energy conversion, material conveyance, or temperature regulation functions, but attention must be paid to distinguishing them from Chapter 85 electrical equipment: if the main function of a good is achieved by mechanical principles, it is still classified under Chapter 84 even if it has electrical control components. Heading 8415 specifically refers to air conditioners, i.e., equipment used to treat the temperature, humidity, cleanliness, etc. of air in an enclosed space, and usually includes an electric fan and temperature/humidity regulating devices. This heading covers various forms such as window type, wall-mounted type, cabinet type, and central air conditioning, but the key prerequisite is that the equipment must have the function of actively regulating air conditions, rather than merely ventilating or filtering. The first 2 digits "84" represent Chapter 84, mechanical appliances; digits 3-4 "15" represent heading 8415, air conditioners; digits 5-6 "83" are the subheading, specifically referring to "air conditioners not equipped with a refrigerating device." The complete code 841583 indicates: air conditioning equipment belonging to Chapter 84, under heading 8415, and not having a refrigerating function (i.e., no compression-type refrigeration system). Such equipment usually only has functions such as ventilation, heating, dehumidification, or filtration, or uses non-compression cooling methods such as evaporative cooling. This good is classified under 841583 because, although it is an air conditioner, it does not contain a refrigerating device (such as a compressor or condenser). The core difference from 841581 (with a refrigerating device and an independent heating/cooling cycle) and 841582 (other air conditioners with a refrigerating device) is whether it has active cooling capability. If it relies only on ventilation or evaporative cooling, it is classified under 841583; if it has a compression-type refrigeration system, it is classified under 841581 or 841582.
Chapter
Chapter 84 is the core chapter in the HS classification system covering mechanical appliances, machinery, and their parts, including power machinery, pumps, fans, air conditioning equipment, refrigeration equipment, filtration and purification devices, transmission devices, etc. Goods in this chapter mostly involve energy conversion, material conveyance, or temperature regulation functions, but attention must be paid to distinguishing them from Chapter 85 electrical equipment: if the main function of a good is achieved by mechanical principles, it is still classified under Chapter 84 even if it has electrical control components.
Heading
Heading 8415 specifically refers to air conditioners, i.e., equipment used to treat the temperature, humidity, cleanliness, etc. of air in an enclosed space, and usually includes an electric fan and temperature/humidity regulating devices. This heading covers various forms such as window type, wall-mounted type, cabinet type, and central air conditioning, but the key prerequisite is that the equipment must have the function of actively regulating air conditions, rather than merely ventilating or filtering.
Digit Breakdown
The first 2 digits "84" represent Chapter 84, mechanical appliances; digits 3-4 "15" represent heading 8415, air conditioners; digits 5-6 "83" are the subheading, specifically referring to "air conditioners not equipped with a refrigerating device." The complete code 841583 indicates: air conditioning equipment belonging to Chapter 84, under heading 8415, and not having a refrigerating function (i.e., no compression-type refrigeration system). Such equipment usually only has functions such as ventilation, heating, dehumidification, or filtration, or uses non-compression cooling methods such as evaporative cooling.
Classification Basis
This good is classified under 841583 because, although it is an air conditioner, it does not contain a refrigerating device (such as a compressor or condenser). The core difference from 841581 (with a refrigerating device and an independent heating/cooling cycle) and 841582 (other air conditioners with a refrigerating device) is whether it has active cooling capability. If it relies only on ventilation or evaporative cooling, it is classified under 841583; if it has a compression-type refrigeration system, it is classified under 841581 or 841582.
📝 Declaration Elements
Product Name: The standard name of the declared good should accurately reflect the equipment function, such as "evaporative air cooler" or "industrial ventilation and cooling equipment." Use: Explain the equipment's usage scenario, such as "used for factory ventilation and cooling" or "used for air circulation in a data center." Working Principle: Briefly describe how the equipment processes air, such as "cools by water evaporation absorbing heat" or "circulates air only through a fan." Whether Equipped with a Refrigerating Device: Clearly answer "Yes" or "No," and explain the cooling method (such as none, evaporative cooling, compression type). Brand: Fill in the equipment brand; if there is no brand, fill in "unbranded." Model: Fill in the specific model, which should be consistent with the physical nameplate. Power: Fill in the rated power of the equipment (such as kW), used to determine the equipment scale. Brand Type: Select "foreign brand," "domestic brand," or "no brand." Product Name: Evaporative air cooler; Use: Used for workshop ventilation and cooling; Working Principle: Cools air by water evaporation absorbing heat, no compressor; Whether Equipped with a Refrigerating Device: No; Brand: XX; Model: ABC-2000; Power: 1.5kW; Brand Type: Domestic brand. Incorrectly declaring evaporative cooling equipment as having compressor refrigeration, leading to classification under 841581 or 841582. Ignoring the "Whether Equipped with a Refrigerating Device" column and failing to clearly declare no refrigeration function. The working principle description is too simple to prove that there is no refrigerating device.
Product Name
The standard name of the declared good should accurately reflect the equipment function, such as "evaporative air cooler" or "industrial ventilation and cooling equipment."
⚠️ Incorrectly declaring it as an "air conditioner" without stating "no refrigeration," leading to classification disputes.
Use
Explain the equipment's usage scenario, such as "used for factory ventilation and cooling" or "used for air circulation in a data center."
⚠️ Filling in "air conditioning" in general terms without specifying industrial, commercial, or household use.
Working Principle
Briefly describe how the equipment processes air, such as "cools by water evaporation absorbing heat" or "circulates air only through a fan."
⚠️ Incorrectly filling in "compressor refrigeration" when there is actually no compressor, causing classification errors.
Whether Equipped with a Refrigerating Device
Clearly answer "Yes" or "No," and explain the cooling method (such as none, evaporative cooling, compression type).
⚠️ Mistaking evaporative cooling for compression refrigeration and incorrectly checking "Yes."
Brand
Fill in the equipment brand; if there is no brand, fill in "unbranded."
⚠️ Confusing brand with model, or filling it in incompletely.
Model
Fill in the specific model, which should be consistent with the physical nameplate.
⚠️ Incorrect or missing model entry, affecting customs inspection.
Power
Fill in the rated power of the equipment (such as kW), used to determine the equipment scale.
⚠️ Failing to distinguish input power from cooling capacity, resulting in inaccurate data.
Brand Type
Select "foreign brand," "domestic brand," or "no brand."
Example： Product Name: Evaporative air cooler; Use: Used for workshop ventilation and cooling; Working Principle: Cools air by water evaporation absorbing heat, no compressor; Whether Equipped with a Refrigerating Device: No; Brand: XX; Model: ABC-2000; Power: 1.5kW; Brand Type: Domestic brand.
Common Mistakes：
Incorrectly declaring evaporative cooling equipment as having compressor refrigeration, leading to classification under 841581 or 841582.
Ignoring the "Whether Equipped with a Refrigerating Device" column and failing to clearly declare no refrigeration function.
The working principle description is too simple to prove that there is no refrigerating device.
🎯 Classification Logic
The core basis for classification is the division of subheading 8415 in the Import and Export Tariff and the HS Explanatory Notes. 841583 explicitly requires "not equipped with a refrigerating device," meaning the equipment does not have a compression-type refrigeration system. If the equipment regulates air only through ventilation, heating, evaporative cooling, etc., and has no compressor, it is classified under this code. If it has a compression-type refrigeration system, even if the cooling capacity is very small, it should be classified under 841581 or 841582. 841581 Air conditioners with a refrigerating device and a reversing valve for heating/cooling cycle: Has a compression-type refrigeration system and can switch between heating and cooling through a reversing valve, such as heat pump air conditioners. 841582 Other air conditioners with a refrigerating device: Has a compression-type refrigeration system but no reversing valve for heating/cooling cycle, such as cooling-only air conditioners. 841510 Window or wall type air conditioners: Usually unitary type, but if equipped with a refrigerating device, it is still classified under 841510, not 841583. 847960 Evaporative air coolers: If an evaporative cooler is not regarded as an air conditioner (for example, used only for industrial cooling), it may be classified under 8479, but this must be determined based on function. Does the equipment have a compressor? Does it achieve cooling through water evaporation or ventilation only? Does it have active cooling capability? Is it used for air conditioning in an enclosed space? Does it conflict with the definition of a refrigerating device under 841581/841582?
Basis
The core basis for classification is the division of subheading 8415 in the Import and Export Tariff and the HS Explanatory Notes. 841583 explicitly requires "not equipped with a refrigerating device," meaning the equipment does not have a compression-type refrigeration system. If the equipment regulates air only through ventilation, heating, evaporative cooling, etc., and has no compressor, it is classified under this code. If it has a compression-type refrigeration system, even if the cooling capacity is very small, it should be classified under 841581 or 841582.
Confused Codes：
841581 - Air conditioners with a refrigerating device and a reversing valve for heating/cooling cycle
Has a compression-type refrigeration system and can switch between heating and cooling through a reversing valve, such as heat pump air conditioners.
841582 - Other air conditioners with a refrigerating device
Has a compression-type refrigeration system but no reversing valve for heating/cooling cycle, such as cooling-only air conditioners.
841510 - Window or wall type air conditioners
Usually unitary type, but if equipped with a refrigerating device, it is still classified under 841510, not 841583.
847960 - Evaporative air coolers
If an evaporative cooler is not regarded as an air conditioner (for example, used only for industrial cooling), it may be classified under 8479, but this must be determined based on function.
Self-Check：
✓ Does the equipment have a compressor?
✓ Does it achieve cooling through water evaporation or ventilation only?
✓ Does it have active cooling capability?
✓ Is it used for air conditioning in an enclosed space?
✓ Does it conflict with the definition of a refrigerating device under 841581/841582?
❓ FAQ
How can I determine whether my equipment belongs under 841583? The key is whether it has a compression-type refrigerating device. If the equipment has no compressor and regulates air only by ventilation, evaporative cooling, or heating, it is classified under 841583. If it has a compressor, even with small cooling capacity, it should be classified under 841581 or 841582. Which HS code should an evaporative air cooler be classified under? Evaporative air coolers usually have no compressor and cool by water evaporation absorbing heat, so they should be classified under 841583. However, if their design is only for industrial cooling rather than air conditioning, they may be classified under 8479, and the determination must be based on use and function. What is the main difference between 841583 and 841581? 841581 has a refrigerating device and a reversing valve for heating/cooling cycle (can heat), while 841583 does not have a refrigerating device. The core difference is whether it has a compression-type refrigeration system and reversing function. How should the working principle be described during declaration to avoid classification errors? It should clearly state "no compressor," "cools by water evaporation," or "ventilation circulation only," and avoid using the word "refrigeration" unless there is indeed compressor refrigeration. If the equipment has an electric heating function, does that affect classification? No. 841583 allows a heating device, as long as there is no refrigerating device. Electric heating is only used for raising temperature and does not change classification. Can a central air conditioning system be classified under 841583 if it does not have a refrigerating device? Yes. If the central air conditioning system consists only of fans, ducts, heaters, etc., and has no compressor refrigeration, it is classified under 841583. But if it includes a refrigeration unit, it is classified under 841581 or 841582. During customs inspection, how can it be proven that the equipment has no refrigerating device? Product manuals, technical drawings, and nameplate photos can be provided, focusing on showing that there is no compressor and no condenser, and explaining that the cooling principle is evaporation or ventilation. Is the export tax rebate for 841583 different from that for 841581? The rebate rate may differ, and the latest export tax rebate rate database should be consulted for specifics. Enterprises should pay attention to adjustments in tariff lines and rely on actual customs implementation.
Q: How can I determine whether my equipment belongs under 841583?
A: The key is whether it has a compression-type refrigerating device. If the equipment has no compressor and regulates air only by ventilation, evaporative cooling, or heating, it is classified under 841583. If it has a compressor, even with small cooling capacity, it should be classified under 841581 or 841582.
Q: Which HS code should an evaporative air cooler be classified under?
A: Evaporative air coolers usually have no compressor and cool by water evaporation absorbing heat, so they should be classified under 841583. However, if their design is only for industrial cooling rather than air conditioning, they may be classified under 8479, and the determination must be based on use and function.
Q: What is the main difference between 841583 and 841581?
A: 841581 has a refrigerating device and a reversing valve for heating/cooling cycle (can heat), while 841583 does not have a refrigerating device. The core difference is whether it has a compression-type refrigeration system and reversing function.
Q: How should the working principle be described during declaration to avoid classification errors?
A: It should clearly state "no compressor," "cools by water evaporation," or "ventilation circulation only," and avoid using the word "refrigeration" unless there is indeed compressor refrigeration.
Q: If the equipment has an electric heating function, does that affect classification?
A: No. 841583 allows a heating device, as long as there is no refrigerating device. Electric heating is only used for raising temperature and does not change classification.
Q: Can a central air conditioning system be classified under 841583 if it does not have a refrigerating device?
A: Yes. If the central air conditioning system consists only of fans, ducts, heaters, etc., and has no compressor refrigeration, it is classified under 841583. But if it includes a refrigeration unit, it is classified under 841581 or 841582.
Q: During customs inspection, how can it be proven that the equipment has no refrigerating device?
A: Product manuals, technical drawings, and nameplate photos can be provided, focusing on showing that there is no compressor and no condenser, and explaining that the cooling principle is evaporation or ventilation.
Q: Is the export tax rebate for 841583 different from that for 841581?
A: The rebate rate may differ, and the latest export tax rebate rate database should be consulted for specifics. Enterprises should pay attention to adjustments in tariff lines and rely on actual customs implementation.
⚠️ Disclaimer: HS code classification, declaration elements, tariff rates and regulatory conditions on this page are for reference only and do not constitute legal advice on customs classification. Tariff rates and regulations are subject to change; the latest announcements from the General Administration of Customs and on-site determinations shall prevail. Please consult professional customs brokers or customs authorities before import/export.