Polycarbonate Customized Sheets
CN β US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 3920991000 | 41.0% | CN | US | Official Doc |
| 3921905050 | 39.8% | CN | US | Official Doc |
| 3921190090 | 41.5% | CN | US | Official Doc |
| 3907995050 | 41.5% | CN | US | Official Doc |
| 3920610000 | 40.8% | CN | US | Official Doc |
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ποΈ Polycarbonate Customized Sheets: The Ultimate Guide to HS Code Classification & US Customs Clearance (2026)
π HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional-Level Strategy
π I. Product Definition: What Are "Polycarbonate Customized Sheets"?
Polycarbonate (PC) is a high-performance, transparent thermoplastic polymer known for its exceptional impact resistance, thermal stability, and optical clarity. In international trade, "Customized Sheets" refer to polycarbonate materials processed into specific formsβtypically flat sheets, plates, or boardsβcut to custom dimensions, thicknesses, or surface treatments (e.g., embossed, coated, or laminated).
These sheets are widely used in: * Construction: Skylights, roofing, noise barriers. * Automotive: Headlight lenses, sunroofs, interior panels. * Electronics: Protective covers, insulating parts. * Signage & Advertising: Light boxes, display panels.
β οΈ Key Classification Insight:
The critical factor in classification is not just the material (Polycarbonate), but the form (Sheet/Plate) and whether it falls under "Other Plastics" or specific sub-categories like "Laminated" or "Self-Supporting." The provided data highlights five potential HS codes, each with distinct tax implications.
π¦ II. HS Code Classification Details (2026 Authority Reference)
Based on the provided data, here are the five potential HS Codes for Polycarbonate Customized Sheets, along with their summaries and total tax rates.
| HS Code | Product Description & Summary | Total Tax Rate | Tax Breakdown |
|---|---|---|---|
| 3920.99.10.00 | Polycarbonate, Sheet Form, No Lamination/Thickness Limit. Summary: Polycarbonate is a plastic material, in sheet form, falling under other categories, with no lamination or thickness restrictions. |
41.0% | Base: 6.0% Add-on: 25.0% Section 301: 10% |
| 3921.90.50.50 | Polycarbonate, Sheet Form, No Material/Shape Conflict. Summary: Material is polycarbonate (plastic), form is sheet, no conflict in material or shape classification. |
39.8% | Base: 4.8% Add-on: 25.0% Section 301: 10% |
| 3921.19.00.90 | Polycarbonate, Sheet Form, Catch-All Category. Summary: Material (polycarbonate) and form (sheet) conform; falls under a catch-all category for other plastics, no material conflict. |
41.5% | Base: 6.5% Add-on: 25.0% Section 301: 10% |
| 3907.99.50.50 | Polycarbonate, Construction Board Form. Summary: Material is polycarbonate, consistent with the code category; form is construction board, no material conflict. |
41.5% | Base: 6.5% Add-on: 25.0% Section 301: 10% |
| 3920.61.00.00 | Polycarbonate, Sheet Form, Material/Shape Compliance. Summary: Product name includes material (polycarbonate) and form (sheet), conforming to material and shape characteristics in classification explanations. |
40.8% | Base: 5.8% Add-on: 25.0% Section 301: 10% |
π Critical Observation:
All five HS Codes are subject to the same 25% USITC Add-on Tariff and 10% Section 301 Tariff. The only variable is the Base Tariff, which ranges from 4.8% to 6.5%, resulting in total tax rates between 39.8% and 41.5%.
π° III. 2026 Latest Tariff Rate Breakdown (Including Add-ons & Policy Surcharges)
β Applicable Country: United States (US)
β Origin: China (CN)
β Effective Date: 2025/2026 (Current US Trade Policy)
π― 1. 3920.99.10.00 β Polycarbonate Sheets (No Lamination/Thickness Limit)
| Item | Detail |
|---|---|
| Base Tariff | 6.0% |
| USITC Add-on Tariff | +25% (Section 301) |
| Section 301 Tariff | +10% |
| Total Tariff | 41.0% |
| Tax Calculation | CIF Value Γ 41.0% |
| De Minimis Exemption | β Not Eligible (Deny de minimis for Section 301 goods) |
| Legal Basis | HTSUS:3920.99.10.00 β USITC:301.1 β IEEPA:301 |
π Explanation:
- "Base Tariff 6.0%": Standard Most Favored Nation (MFN) rate for plastic plates/sheets. - "USITC Add-on 25%": Imposed under Section 301 of the Trade Act of 1974 on Chinese-origin plastics. - "Section 301 10%": Additional surcharge under the International Emergency Economic Powers Act (IEEPA). - Total 41.0%: High cost structure; must be factored into pricing models.
π― 2. 3921.90.50.50 β Polycarbonate Sheets (Other Plastic Sheets)
| Item | Detail |
|---|---|
| Base Tariff | 4.8% |
| USITC Add-on Tariff | +25% |
| Section 301 Tariff | +10% |
| Total Tariff | 39.8% |
| Tax Calculation | CIF Value Γ 39.8% |
| De Minimis Exemption | β Not Eligible |
| Legal Basis | HTSUS:3921.90.50.50 β USITC:301.1 β IEEPA:301 |
π Note:
- This code offers the lowest total tax rate (39.8%) among the five options. - Classification depends on whether the sheet is considered "Other" plastic sheets (Chapter 39, Heading 3921) rather than "Plates, Sheets, Film" (Heading 3920). - Strategy: If your product fits the definition of Heading 3921, use this code to save 1.2% in taxes.
π― 3. 3921.19.00.90 β Polycarbonate Sheets (Catch-All Category)
| Item | Detail |
|---|---|
| Base Tariff | 6.5% |
| USITC Add-on Tariff | +25% |
| Section 301 Tariff | +10% |
| Total Tariff | 41.5% |
| Tax Calculation | CIF Value Γ 41.5% |
| De Minimis Exemption | β Not Eligible |
| Legal Basis | HTSUS:3921.19.00.90 β USITC:301.1 β IEEPA:301 |
π Note:
- This is a "catch-all" code for plastic sheets not elsewhere specified. - Highest total tax rate (41.5%). - Use only if the product does not fit better into 3920 or other specific 3921 sub-headings.
π― 4. 3907.99.50.50 β Polycarbonate as Construction Board
| Item | Detail |
|---|---|
| Base Tariff | 6.5% |
| USITC Add-on Tariff | +25% |
| Section 301 Tariff | +10% |
| Total Tariff | 41.5% |
| Tax Calculation | CIF Value Γ 41.5% |
| De Minimis Exemption | β Not Eligible |
| Legal Basis | HTSUS:3907.99.50.50 β USITC:301.1 β IEEPA:301 |
π Note:
- Misclassification Risk: Heading 3907 is for Polymers of Phenols or Other Phenols, NOT Polycarbonate (which is under Chapter 39, but typically 3920/3921). - Warning: Polycarbonate is NOT a phenol polymer. This classification is incorrect and may lead to customs audits, penalties, or reclassification. Avoid this code.
π― 5. 3920.61.00.00 β Polycarbonate Sheets (Material/Shape Compliance)
| Item | Detail |
|---|---|
| Base Tariff | 5.8% |
| USITC Add-on Tariff | +25% |
| Section 301 Tariff | +10% |
| Total Tariff | 40.8% |
| Tax Calculation | CIF Value Γ 40.8% |
| De Minimis Exemption | β Not Eligible |
| Legal Basis | HTSUS:3920.61.00.00 β USITC:301.1 β IEEPA:301 |
π Note:
- Heading 3920.61 is for Polycarbonate, Plates, Sheets, Film, Flash Band, Strip, with a Basis of Polycarbonates. - This is a highly accurate classification for polycarbonate sheets. - Total tax rate is 40.8%, slightly higher than 3921.90.50.50 but more precise for polycarbonate-specific goods.
π οΈ IV. Customs Clearance Practical Advice (Battle-Tested Pitfall Avoidance)
β 1. Required Documentation Checklist (Non-Negotiable)
| Document | Required? | Notes |
|---|---|---|
| β Product Specification Sheet | βοΈ | Must include material (Polycarbonate), thickness, dimensions, opacity/transparency, and any coatings. |
| β Commercial Invoice | βοΈ | Clearly state: "Polycarbonate Sheets, Customized, HS Code [Insert Code]" |
| β Packing List | βοΈ | Detail packaging to prove it's not a kit or assembled product. |
| β Proof of Origin | βοΈ | Certificate of Origin (CO) from China. |
| β Third-Party Test Report | βοΈ | Optional but recommended: Impact resistance, UV stability, or chemical resistance reports. |
| β Pre-Import License | β | Not required for standard polycarbonate sheets. |
β 2. Declaration Tips (Key Mnemonics)
π₯ "Material First, Form Second, Code Specific, Tax Efficient!"
| Scenario | Correct Declaration | Incorrect Declaration | Risk |
|---|---|---|---|
| Standard PC Sheets | 3920.61.00.00 or 3921.90.50.50 |
3907.99.50.50 |
Audit Risk: Misclassification of material. |
| Laminated PC Sheets | Check for lamination; if yes, may need different code. | Declare as "Pure PC Sheet" | Penalty: Undervaluation & tariff evasion. |
| Custom Cut Sheets | Declare as "Sheets, Cut to Size" | Declare as "Finished Parts" | Risk: If deemed "parts," may fall under different chapter. |
| High-Value Custom Sheets | Provide detailed specs | Vague description: "Plastic Sheet" | Delay: Customs hold for clarification. |
β 3. Special Handling Cases
| Situation | Recommendation |
|---|---|
| OEM Customization | Provide customer PO + design specs to prove "customized" nature, but maintain HS code accuracy. |
| Sheet + Frame Kit | If sold as a kit, consider declaring as a complete assembly (if applicable), but sheets alone are still 3920/3921. |
| Import for R&D | Apply for Import for Research/Testing exemption if eligible, but polycarbonate sheets are rarely exempt. |
| Multiple Thicknesses | Declare each thickness separately if possible, or group under the most specific code. |
π V. Global Customs Comparison (2026 Latest)
| Country/Region | Recommended HS Code | Base Tariff | Total Tariff (China Origin) | Notes |
|---|---|---|---|---|
| πΊπΈ USA | 3921.90.50.50 |
4.8% | 39.8% | Lowest total tax among valid options. |
| πΊπΈ USA | 3920.61.00.00 |
5.8% | 40.8% | More specific to Polycarbonate. |
| π¨π³ China | 3920.61.00.00 |
6.5% | 6.5% | No Section 301 tariffs for domestic production. |
| πͺπΊ EU | 3920.61.00.00 |
6.5% | 6.5% | No additional EU tariffs on Chinese plastics. |
| π¬π§ UK | 3920.61.00.00 |
6.5% | 6.5% | Post-Brexit, aligned with EU standards. |
| π―π΅ Japan | 3920.61.00.00 |
6.0% | 6.0% | Low tariff, no Section 301. |
π Conclusion:
- USA imposes significant tariffs (40%+) on Chinese polycarbonate sheets. - EU, UK, Japan impose standard MFN tariffs (~6%). - Strategy: For US exports, consider tariff engineering (e.g., minor processing in a third country) or negotiating cost-sharing with buyers.
π VI. Common Mistakes & Pitfall Guide (Lessons from the Field)
β Mistake 1: Using 3907.99.50.50 for Polycarbonate
π Consequence: Customs will reject as misclassification (Polycarbonate β Phenol polymer). Fines & re-entry costs.
β Mistake 2: Declaring "Plastic Sheet" without specifying "Polycarbonate"
π Consequence: Ambiguity leads to manual examination, delays, and potential higher duty assessment.
β Mistake 3: Assuming De Minimis (Under $800) applies
π Consequence: Section 301 tariffs are NOT eligible for de minimis exemption. Even small shipments will incur 40%+ tariffs.
β Mistake 4: Not distinguishing between "Sheet" and "Film"
π Consequence: Thin films (<0.2mm) may fall under different codes with different duties. Ensure thickness is declared.
β Correct Approach:
"Polycarbonate Sheets, Custom Cut, 3mm Thickness, Clear, UV Stabilized, HS Code 3921.90.50.50"
π― VII. Conclusion: Precision Classification, Cost Control, Smooth Clearance!
π― Remember These Key Points:
πΉ "Polycarbonate is Chapter 39, Not 3907!"
πΉ "Lowest Total Tax: 3921.90.50.50 at 39.8%"
πΉ "Section 301 + 25% Add-on = ~40% Total Duty for US Imports"
πΉ "De Minimis Does NOT Apply to Section 301 Goods!"
π Pro Tip:
If your polycarbonate sheets are finished products (e.g., pre-drilled, framed, or assembled), re-evaluate the HS Code. It may no longer be "sheets" but "parts" or "assembled articles," which could have different duty rates. Always seek a Binding Tariff Information (BTI) or Advance Ruling from US Customs and Border Protection (CBP) for high-volume shipments.
π£ Immediate Action:
π Contact a Licensed Customs Broker + Provide Product Specs + Apply for HS Code Confirmation
π Ensure Compliance, Minimize Duties, and Streamline Your Supply Chain!
β¨ Professional Customs Clearance Starts with Accurate Classification!
πΌ Your Bottom Line Depends on Every Percent of Tariff!
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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.