Water Net
CN β US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 8421210000 | 35.0% | CN | US | Official Doc |
| 8421990140 | 35.0% | CN | US | Official Doc |
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AI Analysis
π Water Net (Water Filtration Purity Machinery)
π HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Clearance Strategy
π I. Product Definition and Classification: Do You Really Understand "Water Net"?
"Water Net" is a colloquial term in the industry, but in international trade, it is not a standardized HS Code description. It generally refers to filtering or purifying machinery and apparatus for liquids, specifically those designed for filtering or purifying water.
The classification depends entirely on whether the item is a complete machine or just a component/part.
β οΈ Key Distinction Point:
- If it is a complete unit (pump, housing, filter elements, control panel) designed to purify water β It falls under 8421.21.00.00.
- If it is a standalone part (e.g., a filter cartridge, membrane housing, or specific mechanical component) intended for such machinery β It falls under 8421.99.01.40.π« Common Misconception:
Do NOT classify simple mesh screens, fishing nets, or industrial wire mesh as "Water Net" machinery. If it lacks the mechanical apparatus for filtration/purification process (i.e., it's just a screen), it may belong to Chapter 59 or 73. However, based on the provided data, we are strictly analyzing the machinery and apparatus aspect.
π¦ II. HS Code Classification Details (2026 Latest Tariff Authority Comparison)
| HS Code | Product Description | Application Scenario | Key Characteristic |
|---|---|---|---|
8421.21.00.00 |
Filtering or purifying machinery and apparatus for liquids: For filtering or purifying water | Complete water purifiers, RO systems, industrial water treatment units, drinking water filters with housing/pump | β Complete Apparatus |
8421.99.01.40 |
Parts: Other Parts of machinery and apparatus for filtering or purifying water | Filter cartridges, membrane modules, housing components, replacement parts for water purifiers | β Components/Parts Only |
π Critical Reminder:
- "Water Net" as a complete system must be classified under 8421.21.00.00.
- "Water Net" as a spare part (e.g., a filter element) must be classified under 8421.99.01.40.
- Do not mix complete machines and parts in the same declaration line to avoid customs scrutiny.
π° III. 2026 Latest Tariff Rate Details (Including Additional Taxes)
β Applicable Country: United States (US)
β Country of Origin: China (CN)
β Effective Time: As per current 301 Tariffs (25%)
π― 1. 8421.21.00.00 ββ Water Filtering/Purifying Machinery (Complete Unit)
| Item | Content |
|---|---|
| Base Tariff Rate | 0.0% |
| Section 301 Additional Tariff | +25.0% |
| Total Tariff Rate | 25.0% |
| Tax Calculation | CIF Value Γ 25% |
| De Minimis Exemption? | β No (Not eligible for de minimis) |
| Legal Basis | 8421.21.00.00 β Subject to USITC Footnote for 301 Tariffs |
π Explanation:
- The base tariff for water purifying machinery is 0%.
- However, due to Section 301 Trade Actions, a 25% additional tariff is applied to all goods classified under this code originating from China.
- Total Cost Impact: 25% of the CIF value must be paid as duty.
π― 2. 8421.99.01.40 ββ Parts for Water Filtering/Purifying Machinery
| Item | Content |
|---|---|
| Base Tariff Rate | 0.0% |
| Section 301 Additional Tariff | +25.0% |
| Total Tariff Rate | 25.0% |
| Tax Calculation | CIF Value Γ 25% |
| De Minimis Exemption? | β No (Not eligible for de minimis) |
| Legal Basis | 8421.99.01.40 β Subject to USITC Footnote for 301 Tariffs |
π Explanation:
- Parts for water purification machinery also enjoy a 0% base tariff.
- The 25% Section 301 tariff applies equally to these parts.
- Total Cost Impact: 25% of the CIF value.
π οΈ IV. Customs Clearance Practical Advice (Battle-Tested Pitfall Guide)
β 1. Preparation Checklist (Required Documents)
| Document | Required? | Notes |
|---|---|---|
| β Product Specification Sheet | βοΈ | Must clearly state "For Water Filtration/Purification" |
| β Technical Diagram | βοΈ | Show if it's a complete unit or a part |
| β Product Photos | βοΈ | Clear images of label, model number, and structure |
| β Commercial Invoice | βοΈ | Describe accurately: "Water Purifying Machine" or "Filter Part" |
| β Packing List | βοΈ | Separate packaging for complete units vs. parts |
β 2. Declaration Strategy (Key Mnemonics)
π₯ "Complete Machine, Part, Name Must Match, Tax Rate Fixed!"
| Scenario | Correct Declaration | Wrong Action |
|---|---|---|
| Complete Water Purifier | 8421.21.00.00 |
Label as "Part" β Risk of classification error |
| Filter Cartridge/Membrane | 8421.99.01.40 |
Label as "Machine" β Overpayment or scrutiny |
| "Water Net" (Vague Name) | β Avoid | Customs will reclassify or delay shipment |
| Non-Water Filter (e.g., Oil) | 8421.29 or 8421.39 |
Use wrong HS code β Different tax rate |
π Tip:
- Use precise English descriptions: "Water Purifying Machine, Model XYZ" or "Filter Element for Water Purifier, Model ABC".
- Avoid vague terms like "Water Net," "Filter," or "Cleaning Device."
β 3. Special Considerations
| Situation | Handling Advice |
|---|---|
| OEM Parts | Provide original manufacturer's documentation to prove they are parts for water purification machinery. |
| Hybrid Products | If the "net" is part of a larger system, declare the whole system under 8421.21.00.00. |
| Pre-Assembly | Do not ship "parts" in a way that clearly constitutes a complete machine (kit rule). If it can function as a machine, it must be declared as such. |
π V. Global Market Comparison (2026)
| Country/Region | Recommended HS Code | Base Rate | Additional Tariff (CN) | Total Rate | Notes |
|---|---|---|---|---|---|
| πΊπΈ USA | 8421.21.00.00 / 8421.99.01.40 |
0% | +25% | 25% | Section 301 Tariff Applies |
| π¨π³ China | 8421.21.00.00 / 8421.99.01.40 |
Varies | N/A | Local Rate | Check local Chinese tariff |
| πͺπΊ EU | 8421.21 / 8421.99 |
~2.5% | None | ~2.5% | No Section 301 |
| π¬π§ UK | 8421.21 / 8421.99 |
~2.5% | None | ~2.5% | Post-Brexit Tariff |
| π―π΅ Japan | 8421.21 / 8421.99 |
~1.5% | None | ~1.5% | Low Base Rate |
π Conclusion:
- USA is the only major market with a 25% additional tariff for these products from China.
- For other markets, the cost is significantly lower. Consider supply chain diversification if targeting the US.
π VI. Common Errors & Pitfalls (Lessons Learned)
β Error 1: Using "Water Net" as the product name
π Consequence: Customs cannot determine classification β Delays + Re-inspection
π Solution: Use "Water Purifying Machine" or "Water Filter Part."
β Error 2: Misclassifying complete machines as "Parts" to avoid scrutiny
π Consequence: If found, heavy penalties + back payment of duties.
π Solution: Be honest about the product form.
β Error 3: Ignoring Section 301 Tariffs
π Consequence: Unexpected 25% cost impact β Profit Loss.
π Solution: Factor 25% into pricing immediately.
π― VII. Conclusion: Professional Declaration, Save Time and Money!
π― Remember the Rule:
πΉ "Complete Machine = 8421.21, Part = 8421.99, Both 25% Tariff in USA!"
πΉ "Clear Description, Accurate HS Code, Smooth Clearance!"
π Pro Tip:
If you are exporting to the USA, ensure your commercial invoice explicitly states:
- "Origin: China"
- "Product: Water Purifying Machine/Part"
- HS Code: 8421.21.00.00 or 8421.99.01.40
π£ Immediate Action:
π Consult your customs broker before shipment.
π Verify HS Codes with official USITC databases.
πΌ Minimize risks with precise classification.
β¨ Professional clearance starts with accurate classification!
πΌ Every cent saved is pure profit!
Customer Reviews
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.