称重机
CN → US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 9031808085 | 35.0% | CN | US | Official Doc |
| 9031499000 | 35.0% | CN | US | Official Doc |
| 9016002000 | 38.9% | CN | US | Official Doc |
| 8423899000 | 37.9% | CN | US | Official Doc |
| 8423909000 | 37.8% | CN | US | Official Doc |
AI Analysis
⚖️ Weighing Machines (Industrial & Commercial Weighing Equipment)
🌐 HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Clearance Strategy
📌 I. Product Definition & Classification: Do You Really Understand “Weighing Machines”?
Weighing machines are essential tools for determining mass in industries ranging from logistics and manufacturing to healthcare and retail. In international trade, they are primarily classified into two functional categories based on their technical nature:
1. Mechanical/General Purpose Weighing Machinery (Chapter 84):
- Traditional scales, platform scales, and mechanical balances that operate via levers, springs, or basic mechanical principles.
- Often classified under 8423 ("Weighing machinery...").
2. Precision Electronic/Instrumental Weighing Equipment (Chapter 90):
- High-precision electronic balances, digital laboratory scales, and sensors that function as measuring instruments rather than simple mechanical devices.
- Often classified under 9031 ("Measuring or checking instruments, appliances and machines...") or 9016 ("Balances...").
⚠️ Key Distinction Point:
- If the device is a general-purpose commercial scale (e.g., warehouse pallet scale, retail checkout scale) without complex optical or high-precision lab features → HS 8423.
- If the device is a high-precision electronic balance (e.g., analytical balance, micro-balance) used for scientific measurement → HS 9031 or HS 9016.
📦 II. HS Code Classification Details (2026 Latest Tariff Authority Comparison)
Based on the provided data, here are the specific HS Codes applicable to weighing equipment, categorized by their regulatory and tax treatment:
| HS Code | Product Description | Classification Logic | Key Tax Detail |
|---|---|---|---|
9031.80.80.85 |
Weighing equipment as other measuring/checking instruments | Belongs to the category of "measuring, testing instruments." Used as generic measuring devices. | 35.0% |
9031.49.90.00 |
Weighing equipment as optical/measuring instruments | Fits under "other optical instruments and devices for measuring/checking." | 35.0% |
9016.00.20.00 |
Electronic Balances (Weighing) | Attributes match electronic balances; reasonable category inclusion. | 38.9% |
8423.89.90.00 |
Other Weighing Machinery | Matches "weighing machinery" usage. No material conflict. | 37.9% |
8423.90.90.00 |
Parts of Weighing Machinery | Usage fully consistent with weighing equipment accessories/parts. | 37.8% |
🔍 Critical Reminder:
- High-Precision Lab Scales are often scrutinized under Chapter 90 (Instruments) due to their accuracy. Misclassifying a high-precision balance as a simple 8423 scale can lead to customs audits.
- Industrial Platform Scales typically fall under 8423 (Machinery).
- All listed HS Codes above attract significant additional tariffs for Chinese-origin goods.
💰 III. 2026 Latest Tariff Rate Breakdown (Including Surtaxes & Policy Add-ons)
✅ Applicable Country: United States (US)
✅ Country of Origin: China (CN)
✅ Effective Date: From Nov 10, 2025 (and onwards)
🎯 1. 9031.80.80.85 & 9031.49.90.00 —— Precision Weighing Instruments (Chapter 90)
| Item | Detail |
|---|---|
| Base Tariff | 0.0% (Ad Valorem) |
| USITC Surtax (Section 301) | +25.0% |
| IEEPA Surtax (Section 122) | +10.0% |
| Total Effective Rate | 35.0% |
| Tax Calculation | CIF Value × 35% |
| De Minimis Exemption | ❌ Not Available (Strictly Denied) |
| Legal Basis Path | USITC:9031.80.80.85 → FOOTNOTE:301 → IEEPA:122 |
📌 Explanation:
- These codes fall under Chapter 90, which is heavily targeted by Section 301 (25%) and Section 122 (10%) tariffs.
- Despite a 0% base rate, the 35% total tariff makes importing high-precision weighing instruments from China to the US extremely costly.
- Risk: Customs may classify these as "scientific instruments" requiring additional FDA or NIST compliance checks.
🎯 2. 9016.00.20.00 —— Electronic Balances (Special Category)
| Item | Detail |
|---|---|
| Base Tariff | 3.9% |
| USITC Surtax (Section 301) | +25.0% |
| IEEPA Surtax (Section 122) | +10.0% |
| Total Effective Rate | 38.9% |
| Tax Calculation | CIF Value × 38.9% |
| De Minimis Exemption | ❌ Not Available |
| Legal Basis Path | USITC:9016.00.20.00 → FOOTNOTE:301 → IEEPA:122 |
📌 Note:
- This code has a higher base tariff (3.9%) compared to other Chapter 90 items.
- Total 38.9% is the highest among the provided options.
- Use this only if the device is explicitly an electronic balance (e.g., laboratory analytical balance).
🎯 3. 8423.89.90.00 —— General Weighing Machinery (Industrial)
| Item | Detail |
|---|---|
| Base Tariff | 2.9% |
| USITC Surtax (Section 301) | +25.0% |
| IEEPA Surtax (Section 122) | +10.0% |
| Total Effective Rate | 37.9% |
| Tax Calculation | CIF Value × 37.9% |
| De Minimis Exemption | ❌ Not Available |
| Legal Basis Path | USITC:8423.89.90.00 → FOOTNOTE:301 → IEEPA:122 |
📌 Explanation:
- This is the standard code for industrial platform scales, forklift scales, or heavy-duty weighing systems.
- Total 37.9% is slightly lower than the precision instrument codes but still very high.
- Risk: Ensure the device is not "precision lab equipment" to avoid misclassification penalties.
🎯 4. 8423.90.90.00 —— Parts/Accessories for Weighing Machines
| Item | Detail |
|---|---|
| Base Tariff | 2.8% |
| USITC Surtax (Section 301) | +25.0% |
| IEEPA Surtax (Section 122) | +10.0% |
| Total Effective Rate | 37.8% |
| Tax Calculation | CIF Value × 37.8% |
| De Minimis Exemption | ❌ Not Available |
| Legal Basis Path | USITC:8423.90.90.00 → FOOTNOTE:301 → IEEPA:122 |
📌 Note:
- Applies to spare parts, load cells, or displays for weighing machines.
- Total 37.8% is the lowest total rate among the provided options.
- Strategy: If possible, import parts separately rather than complete machines to save 1.1%–1.1% in tariff.
🛠️ IV. Customs Clearance Practical Advice (Battle-Tested Pitfall Guide)
✅ 1. Required Documentation Checklist (Non-Negotiable)
| Document | Required | Description |
|---|---|---|
| ✅ Technical Specification Sheet | ✔️ | Must specify accuracy class, capacity (kg/lbs), and power supply. |
| ✅ Product Photos (Label & Screen) | ✔️ | Must show model number, brand, and zero-tare buttons to prove functionality. |
| ✅ Commercial Invoice | ✔️ | Clearly state "Weighing Machine" or "Electronic Balance," NOT "Scale" (ambiguous). |
| ✅ Packing List | ✔️ | Separate main unit from accessories if declaring parts under 8423.90. |
| ✅ Certificate of Origin (CO) | ✔️ | Essential for proving Chinese origin (triggers 35-38% tariffs). |
| ✅ Third-Party Certification | ✔️ | NTEP (National Type Evaluation Program) or OIML certificate for precision. |
✅ 2. Declaration Tips (Key Mantra)
🔥 “Precision goes to 90, Industry goes to 84. Parts are cheaper, but prove it’s just a part!”
| Scenario | Correct Declaration | Wrong Practice |
|---|---|---|
| Lab Analytical Balance | 9016.00.20.00 or 9031.49.90.00 |
Misdeclare as 8423 → Penalty for misclassification. |
| Warehouse Pallet Scale | 8423.89.90.00 |
Declare as 9031 → Overpaying 0-1% unnecessarily. |
| Spare Load Cell | 8423.90.90.00 |
Declare as full machine → 37.8% vs 37.9% (minor saving, but accurate). |
| Complete Scale Kit | One Line Item | Split into "frame + electronics" → Both items taxed separately → Higher total. |
✅ 3. Special Situations Handling
| Situation | Recommendation |
|---|---|
| OEM Weighing Scales | Provide customer PO + design specs. Avoid generic "Scale" description. |
| Smart/Connected Scales | If it has Wi-Fi/BT, declare as 8423 (Machinery) unless it’s purely for data analysis (then 9031). |
| Importing Parts Only | Clearly declare as "Parts of Weighing Machine" (8423.90) to get 37.8% rate. |
| High-Precision Devices | Be prepared for NIST calibration checks. Provide calibration certificates. |
🌍 V. Global Market Comparison (2026 Latest)
| Country/Region | Recommended HS Code | Total Tariff (China Origin) | Certification Required | Notes |
|---|---|---|---|---|
| 🇺🇸 USA | 9031 or 8423 |
35.0% – 38.9% | NTEP, FCC (if wireless) | High Surtax. No De Minimis. |
| 🇨🇳 China | 9031 or 8423 |
0% – 5% | CCC | No additional tariffs. |
| 🇪🇺 EU | 9031 or 8423 |
0% – 2.7% | CE, WEEE | No Section 301/122 equivalents. |
| 🇬🇧 UK | 9031 or 8423 |
0% – 4% | UKCA | Post-Brexit rules apply. |
| 🇦🇺 Australia | 9031 or 8423 |
5% | RCM | No major surtaxes. |
📌 Conclusion:
- USA is the most expensive market for Chinese-origin weighing machines due to Section 301 (25%) + Section 122 (10%).
- EU/UK/Australia offer significantly lower tariffs (0-5%), making them more viable for high-margin precision instruments.
- Strategy: Consider re-exporting or final assembly in non-US countries to avoid US surtaxes.
📌 VI. Common Mistakes & Pitfall Guide (Lessons Learned)
❌ Mistake 1: Declaring a high-precision lab balance as 8423 (Industrial Scale)
👉 Consequence: Customs may audit for accuracy claims. If it’s >0.1g precision, it must be 9031 or 9016. Misclassification leads to back taxes + penalties.
❌ Mistake 2: Shipping complete scale + load cells as separate items to "save tax"
👉 Consequence: Customs will combine them as a single product for classification, charging 37.8% on the total value anyway. Plus, you pay for multiple HS codes on paperwork.
❌ Mistake 3: Ignoring NTEP Certification for US import
👉 Consequence: Even if tariff is paid, the device may be detained at customs for not meeting legal metrology standards for commercial use.
❌ Mistake 4: Using vague descriptions like "Scale" or "Weight Tool"
👉 Consequence: CBP issues a Request for Information (RFI), delaying clearance by 2-4 weeks.
✅ Correct Practice:
"Electronic Platform Scale, 3000kg Capacity, IP65 Rated, NTEP Certified, Model WS-3000, No Wi-Fi"
OR
"Analytical Balance, 0.0001g Precision, DC Powered, Lab Grade, Model AB-100"
🎯 VII. Conclusion: Precise Classification Saves Money!
🎯 Remember the Mantra:
🔹 "Precision is 90, Industry is 84. Parts are 37.8%, Machines are 35-38%. Surtaxes are 35%+!"
🔹 "HS Code dictates tax. 1% difference matters. 35% is a killer."
📌 Pro Tip:
If your weighing machines are assembled in Vietnam, Mexico, or Thailand, you may exempt from IEEPA/Section 301 tariffs.
Recommend Advance Ruling (Pre-Ruling) from CBP to confirm classification before shipping.
📣 Immediate Action:
📞 Consult a licensed customs broker + Provide Technical Specs + Apply for CBP Pre-Ruling
🚀 Ensure your weighing machines clear customs smoothly, avoid audits, and maximize profit margins!
✨ Professional clearance starts with precise classification!
💼 Every percentage point of tariff is a piece of your 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) — Broad category of goods (e.g., Chapter 84: Machinery and Mechanical Appliances)
- Heading (4 digits) — More specific grouping within the chapter
- Subheading (6 digits) — Internationally standardized breakdown, used by all WCO member countries
- National subdivisions (8-10 digits) — 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 — The standard duty rate applied to WTO members
- General rate — Applied to countries without trade agreements
- Trade remedy duties — 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.