PS Plastic Sheet
CN β US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 3926909989 | 22.8% | CN | US | Official Doc |
| 9405994090 | 91.0% | CN | US | Official Doc |
| 9405920000 | 38.7% | CN | US | Official Doc |
| 3926909400 | 35.0% | CN | US | Official Doc |
AI Analysis
π¦ PS Plastic Sheets (Polystyrene Plates/Sheets)
π HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Entry Strategy
π I. Product Definition: What is "PS Plastic Sheet"?
Polystyrene (PS) is a common thermoplastic polymer. In the context of international trade, "PS Plastic Sheet" is not a single HS Code but a category that changes significantly based on its form, specific application, and end-use.
Cluttered classification leads to massive tariff differences (from 22.8% to 91.0%). To clear customs smoothly, you must determine if your product is a raw material/component or a finished lighting fixture part.
β οΈ Key Distinction Point: - If it is a general-purpose plastic plate (packaging, display stands, generic parts) β Classified under Chapter 39 (Plastics). - If it is specifically a lightbox board for signage/lighting β Classified under Chapter 94 (Furniture/Lighting Fixtures). - Note: Even if the material is plastic, if the essential character is a part of a lamp/sign, Chapter 94 often takes precedence, resulting in higher tariffs.
π¦ II. HS Code Classification Matrix (2026 Latest Data)
Below are the four possible classifications for PS Plastic Sheets based on the provided data.
| HS Code | Product Description | Application / Form | Total Tax Rate | Tax Structure Detail |
|---|---|---|---|---|
| 3926.90.99.89 | Other Plastic Articles (General PS Plates) |
General PS resin products; Plates/Sheets for non-specific use. | 22.8% | Base: 5.3% Add. (Sec 301): 7.5% Section 122: 10% |
| 9405.99.40.90 | Other Parts of Lighting/Signs (Lightbox Boards - Specific) |
PS plates specifically for lightboxes; Classified under "Other Materials." | 91.0% | Base: 6.0% Add. (Sec 301): 25.0% Sec 122: 10% Steel/Alum/Copper Add-on: 50% (if applicable) |
| 9405.92.00.00 | Parts of Lighting Fixtures (Lightbox Boards - Standard) |
PS plates used as panels for lightboxes; Classified as Lighting Parts. | 38.7% | Base: 3.7% Add. (Sec 301): 25.0% Section 122: 10% |
| 3926.90.94.00 | Other Plastic Articles (PS Plates - General) |
PS plastic plates; General plastic material products. | 35.0% | Base: 0.0% Add. (Sec 301): 25.0% Section 122: 10% |
π Critical Observation: - Cheapest Route:
3926.90.99.89(22.8%) β Best for general packaging or display stands. - Most Expensive Route:9405.99.40.90(91.0%) β Triggers the "Steel/Aluminum/Copper" surcharge clause (likely due to frame integration or specific regulatory interpretation in this dataset), avoid this unless strictly necessary. - Middle Ground for Lighting:9405.92.00.00(38.7%) β If the plate is clearly a part of a lightbox.
π° III. Detailed Tariff Breakdown (US Imports from China)
β Applicable Country: United States (US)
β Origin: China (CN)
β ηζζΆι΄: 2025/2026 Current Trade Policies
π― 1. 3926.90.99.89 β The "General Purpose" Winner (22.8%)
| Item | Details |
|---|---|
| Base Tariff | 5.3% |
| Section 301 Surcharge | +7.5% |
| Section 122 Surcharge | +10.0% |
| Total Effective Rate | 22.8% |
| Calculation | CIF Value Γ 22.8% |
| De Minimis Exemption | β Not Eligible (Standard Section 321 exemption usually excluded for high-tariff goods or specific anti-dumping contexts, though often < $800 is tax-free, this guide assumes formal entry >$2,500). |
| Legal Basis | HTSUS 3926.90.99 + Trade Act Footnotes |
π Why this is often preferred:
If the PS sheet is used for packaging, generic display stands, or non-lighting signage, classifying it here saves you ~16-68% in duties compared to lighting classifications.
π― 2. 3926.90.94.00 β The "Zero Base" Trap (35.0%)
| Item | Details |
|---|---|
| Base Tariff | 0.0% |
| Section 301 Surcharge | +25.0% |
| Section 122 Surcharge | +10.0% |
| Total Effective Rate | 35.0% |
| Calculation | CIF Value Γ 35.0% |
| Risk | Despite 0% base, the 25% Section 301 tariff is the standard high-tier duty for most Chinese plastics. Do not assume 0% base means cheap duty. |
π― 3. 9405.92.00.00 β The "Lighting Part" Standard (38.7%)
| Item | Details |
|---|---|
| Base Tariff | 3.7% |
| Section 301 Surcharge | +25.0% |
| Section 122 Surcharge | +10.0% |
| Total Effective Rate | 38.7% |
| Calculation | CIF Value Γ 38.7% |
| Context | If the plate is sold with or exclusively for a lightbox, Customs will likely insist on Chapter 94. |
π― 4. 9405.99.40.90 β The "High Penalty" Risk (91.0%)
| Item | Details |
|---|---|
| Base Tariff | 6.0% |
| Section 301 Surcharge | +25.0% |
| Section 122 Surcharge | +10.0% |
| Metal Add-on Surcharge | +50.0% (Steel/Aluminum/Copper components) |
| Total Effective Rate | 91.0% |
| Warning | This rate applies if the product is deemed to contain metallic components (frames, clamps) associated with the lightbox board. Avoid this classification by ensuring the shipment is purely plastic or providing separate invoices for metal parts if allowed. |
π οΈ IV. Customs Clearance Practical Advice
β 1. Documentation Checklist (Must-Haves)
| Document | Requirement | Purpose |
|---|---|---|
| Product Specification | βοΈ Essential | Must clearly state: "Polystyrene (PS) Sheet," "Thickness," "Dimensions," and Intended Use. |
| Photos | βοΈ Critical | Show the plate without attached metal frames or lighting fixtures to support Chapter 39 classification. |
| Invoice Description | βοΈ Strategic | Use neutral terms like "PS Plastic Display Panels" or "PS Sheets for Packaging" rather than "Lightbox Parts" if classifying under 39. |
| Bill of Lading | βοΈ Standard | Consistent with invoice. |
| Certificate of Origin | βοΈ If applicable | For potential FTA benefits (though US-China FTAs are limited). |
β 2. Classification Strategy (The "Golden Rule")
π₯ Rule of Thumb:
"If it doesn't light up, it's Plastic (Ch 39). If it's part of a light, it's Lighting (Ch 94)."
| Scenario | Recommended HS Code | Reasoning |
|---|---|---|
| Generic PS Sheets (for DIY, packaging, non-illuminated signs) | 3926.90.99.89 |
Lowest tax (22.8%). Proven "other plastic article." |
| PS Plates for Lightboxes (sold separately, no metal) | 9405.92.00.00 |
Must be declared as lighting part. Tax 38.7%. |
| Lightbox Kits (Plate + Frame + Light) | Split Declaration | Declare plate as Ch 94, Frame as Ch 73/76. Avoid grouping into 9405.99.40.90 to avoid the 50% metal surcharge if possible. |
| PS Sheets with Metal Clamps/Frames Attached | β Avoid 9405.99.40.90 |
The 91% rate includes a 50% metal surcharge. Separate the shipment! |
β 3. Common Mistakes & Pitfalls
β Mistake 1: Calling it "Lightbox Part" in the invoice when it's just a plain sheet. π Consequence: Customs may accept 3926 (22.8%), but if they inspect and find lighting-related markings, they might downgrade to 9405. However, being honest is safer. If it's NOT for lighting, never call it a lighting part.
β Mistake 2: Assuming "0% Base Tariff" in 3926.90.94.00 means cheap duty.
π Consequence: You pay 35.0% total because of the 25% Section 301 tariff. Always look at the Total Tax.
β Mistake 3: Ignoring the "Steel/Aluminum/Copper" clause in 9405.99.40.90.
π Consequence: A 91% duty rate can destroy profit margins. Ensure no metal components are mixed in the same HTS code line item if possible.
π V. Global Market Comparison (Quick Reference)
| Market | Preferred HS Code | Est. Total Duty | Notes |
|---|---|---|---|
| πΊπΈ USA | 3926.90.99.89 |
22.8% | Best option for general PS sheets. High Section 301 impact. |
| π¨π³ China | 3926.90.99.89 |
~5-10% | Low base, no Section 301. |
| πͺπΊ EU | 3926.90.97 |
~3-5% | Standard plastic duty. No Section 301/122. |
| π¨π¦ Canada | 3926.90.99 |
~5-10% | USMCA may apply if originating in North America. |
π Conclusion:
For US Imports, the difference between 22.8% and 91.0% is massive.
Strategy: If the PS sheet has no specific lighting function and is not sold with lighting fixtures, strictly classify under Chapter 39 (Plastics) to benefit from the lower 22.8% rate. Only use Chapter 94 if the product is demonstrably a part of a lamp or sign.
π― VI. Conclusion: Precision Saves Money
π― Remember the Formula:
πΉ "Pure Plastic = 22.8% (Best)"
πΉ "Lighting Part = 38.7% (Acceptable)"
πΉ "Lighting Part + Metal = 91.0% (Danger Zone!)"πΉ "Don't let '0% Base' fool you; look at the Total Tax!"
π Pro Tip:
If you are shipping PS sheets to the US, consider applying for an Exclusion under Section 301 if available for your specific HTS code, or ensure your supplier provides a Product Composition Statement proving the absence of metallic components to avoid the 50% surcharge.
π£ Immediate Action:
π Verify the End Use with your buyer.
π Update Commercial Invoice descriptions to match the chosen HS Code.
π Customs Clearance is faster when the documentation matches the physical product exactly.
β¨ Professional Classification, Maximum Savings!
πΌ Every percentage point matters in global trade.
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.