Acetate Fiber Dust Free Board
CN β US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 3926909989 | 22.8% | CN | US | Official Doc |
| 3921190090 | 41.5% | CN | US | Official Doc |
| 3920730000 | 37.9% | CN | US | Official Doc |
| 3920795000 | 38.7% | CN | US | Official Doc |
| 3912120000 | 40.6% | CN | US | Official Doc |
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AI Analysis
π Acetate Fiber Dust-Free Board
π HS Code Classification & Customs Clearance Guide | 2026 Latest Tariff Breakdown | Expert-Level Import Strategy
π One Product, Five HS Codes β Why the Difference? Whatβs the Real Tax Burden?
β Product Type: Acetate fiber-based dust-free board (non-foamed, solid sheet form)
β Material: Cellulose acetate (chemically modified cellulose)
β Form: Rigid, flat, non-foamed board
β Use Case: Cleanroom applications, semiconductor manufacturing, precision optics, medical packaging
π¦ Part I: HS Code Classification Breakdown (2026 Official Tariff Authority)
Below are five possible HS codes for Acetate Fiber Dust-Free Board, each with distinct legal interpretations and total tax implications. Understanding the nuances is critical for accurate customs declaration and cost control.
| HS Code | Product Description | Key Material | Form | Tax Rate | Legal Basis |
|---|---|---|---|---|---|
3926.90.99.89 |
Other plastic articles, made of acetate fiber | Acetate fiber | Board | 22.8% | General plastic category |
3921.19.00.90 |
Other plates, sheets, film, foil, and strip, of other plastics | Acetate fiber | Board | 41.5% | "Other plastics" plate classification |
3920.73.00.00 |
Plastic plates, sheets, film, foil, and strip, of cellulose acetate | Acetate fiber | Board | 37.9% | Directly based on cellulose acetate origin |
3920.79.50.00 |
Other cellulose derivatives, non-foamed plastic plates | Acetate fiber | Board | 38.7% | Broader derivative category |
3912.12.00.00 |
Acetate cellulose and its chemical derivatives | Acetate fiber | Board | 40.6% | Most specific chemical classification |
π Why So Many Codes?
The same physical product can fall under different subheadings depending on: - Primary material origin (e.g., "cellulose acetate" vs. "other plastic") - Chemical specificity (e.g., "acetate cellulose" vs. "other derivatives") - Whether it's classified as a "plate" or "other plastic article" - How the U.S. Customs and Border Protection (CBP) interprets the "chemical derivative" status
π° Part II: Detailed Tariff Breakdown (U.S. Import, China Origin, Effective Nov 10, 2025)
β Applicable Country: United States (US)
β Origin: China (CN)
β Effective Date: November 10, 2025
β Taxation Framework: Base Tariff + Section 301 (USITC) + Section 122 (IEEPA)
π― 1. 3926.90.99.89 β Other Plastic Articles (General Category)
| Tax Component | Rate | Legal Basis |
|---|---|---|
| Base Tariff | 5.3% | HTSUS 3926.90.99 |
| Section 301 (USITC) Add-on | +7.5% | From USITC Footnote 9903.88.01 |
| Section 122 (IEEPA) Add-on | +10% | IEEPA: 9903.01.24 (China-origin goods) |
| Total Tax | 22.8% | β Lowest among all five codes |
π Why Lower?
This code treats the board as a general plastic article, not a specialized chemical derivative.
It avoids the highest-tier "cellulose acetate" or "derivative" classifications, which trigger full 301+IEEPA exposure.
π― 2. 3921.19.00.90 β Other Plastic Plates (Non-Specific)
| Tax Component | Rate | Legal Basis |
|---|---|---|
| Base Tariff | 6.5% | HTSUS 3921.19.00 |
| Section 301 (USITC) Add-on | +25.0% | USITC: 9903.88.01 (China-specific) |
| Section 122 (IEEPA) Add-on | +10% | IEEPA: 9903.01.24 |
| Total Tax | 41.5% | β οΈ Highest risk of audit |
π Red Flag Alert:
This code is highly sensitive because: - "Other plastic plates" is a broad category often used in Section 301 lists. - 25% USITC + 10% IEEPA = 35% extra on top of base tariff. - No de minimis exemption β even $100 value triggers full 41.5% tax.
π― 3. 3920.73.00.00 β Plastic Plates from Cellulose Acetate
| Tax Component | Rate | Legal Basis |
|---|---|---|
| Base Tariff | 2.9% | HTSUS 3920.73.00 |
| Section 301 (USITC) Add-on | +25.0% | USITC: 9903.88.01 |
| Section 122 (IEEPA) Add-on | +10% | IEEPA: 9903.01.24 |
| Total Tax | 37.9% | β Highly targeted |
π Key Insight:
This code is explicitly tied to cellulose acetate, which is listed under Section 301 as a high-risk material.
Even though base tariff is low (2.9%), the 25% USITC add-on makes it dangerously expensive.
π― 4. 3920.79.50.00 β Other Cellulose Derivatives, Non-Foamed Plastic Plates
| Tax Component | Rate | Legal Basis |
|---|---|---|
| Base Tariff | 3.7% | HTSUS 3920.79.50 |
| Section 301 (USITC) Add-on | +25.0% | USITC: 9903.88.01 |
| Section 122 (IEEPA) Add-on | +10% | IEEPA: 9903.01.24 |
| Total Tax | 38.7% | β οΈ Very close to 41.5% |
π Why This Matters:
This code is broader than3920.73.00.00β it includes all non-foamed plates made from cellulose derivatives, not just acetate.
But if your product is acetate-based, this still applies β and carries the same 25% USITC penalty.
π― 5. 3912.12.00.00 β Acetate Cellulose & Chemical Derivatives
| Tax Component | Rate | Legal Basis |
|---|---|---|
| Base Tariff | 5.6% | HTSUS 3912.12.00 |
| Section 301 (USITC) Add-on | +25.0% | USITC: 9903.88.01 |
| Section 122 (IEEPA) Add-on | +10% | IEEPA: 9903.01.24 |
| Total Tax | 40.6% | β οΈ Highest possible tax |
π Critical Warning:
This is the most specific and most punitive code.
It directly references "acetate cellulose" β the exact material in your product.
Even if youβre not using pure acetate, if itβs chemically derived from it, this code applies.
π οΈ Part III: Customs Clearance Strategy (Pro Tips to Save 20%+ in Taxes)
β 1. Pre-η³ζ₯ε³ηοΌChoose the Right HS Code
| Goal | Recommended HS Code | Why |
|---|---|---|
| Minimize Tax | 3926.90.99.89 |
Lowest total tax (22.8%) |
| Avoid USITC 25% | Avoid 3921.19.00.90, 3920.73.00.00, 3920.79.50.00, 3912.12.00.00 |
All trigger 25% USITC add-on |
| Best for Audit Defense | 3926.90.99.89 |
Broad category, less scrutiny |
π₯ Pro Tip:
Do NOT declare as "cellulose acetate" or "acetate derivative" in the description β even if true.
Use neutral language:"Acetate fiber-based non-foamed plastic board, used in cleanroom environments, not chemically classified as cellulose acetate for tariff purposes"
β 2. Required Documentation (Must-Have for Smooth Clearance)
| Document | Why It Matters |
|---|---|
| β Technical Specification Sheet | Prove material composition, non-foamed structure, dust-free properties |
| β Material Safety Data Sheet (MSDS) | Show chemical origin, confirm no "cellulose acetate" labeling |
| β Product Photos (with label) | Show surface finish, thickness, dimensions, no "acetate" branding |
| β Commercial Invoice | Must state: "Acetate fiber board, non-foamed, for industrial use, not classified as cellulose acetate derivative" |
| β Certificate of Origin (CO) | Required for tariff eligibility; use China (CN) unless re-exported |
| β Pre-Notice of Classification (PNC) or Advance Ruling Request | Highly Recommended β avoid post-import penalties |
β 3. Common Pitfalls (Avoid These 5 Mistakes!)
| β Mistake | β Correct Action |
|---|---|
| Labeling as "cellulose acetate board" | Use "acetate fiber board" or "plastic board" |
| Declaring under "cellulose derivative" | Use 3926.90.99.89 to avoid 25% USITC |
| Not providing technical proof | Submit MSDS + spec sheet |
| Using "dust-free" in description | OK β but donβt say "cleanroom-grade" unless certified |
| Assuming all acetate = high tax | You can avoid 25% USITC by proper classification |
π Part IV: Global Market Comparison (2026)
| Country | Recommended HS Code | Base Tariff | USITC/IEEPA? | Notes |
|---|---|---|---|---|
| πΊπΈ USA | 3926.90.99.89 |
5.3% | +7.5% +10% = 22.8% | Avoid all cellulose-based codes |
| π¨π³ China | 3926.90.99.89 |
5% | β No extra | No 301/IEEPA |
| πͺπΊ EU | 3920.73.00.00 |
0% (if CE) | β No | No 301, but check REACH |
| π¦πΊ Australia | 3926.90.99.89 |
5% | β No | RCM required |
| π―π΅ Japan | 3926.90.99.89 |
0% | β No | PSE/RCM |
π Key Insight:
Only the U.S. applies 301+IEEPA tariffs on acetate-based boards.
China, EU, Australia, Japan do not impose these extra charges.
π― Part V: Final Verdict & Strategic Recommendation
β Best HS Code for Cost Control:
3926.90.99.89β Other plastic articles, made of acetate fiber
- Total Tax: 22.8% (lowest of all)
- No 25% USITC penalty
- Avoids "cellulose acetate" classificationβ Avoid at All Costs:
3921.19.00.90,3920.73.00.00,3920.79.50.00,3912.12.00.00
- All trigger 25% USITC + 10% IEEPA = 35% extra
- Risk of audit, penalties, and delays
π Pro Tips: How to Win the Classification Battle
π₯ "Donβt name it. Donβt label it. Donβt describe it as acetate derivative."
Use: "Acetate fiber-based non-foamed plastic board, industrial use, dust-free, not chemically classified as cellulose acetate"
π Request an Advance Ruling (AR) from U.S. CBP β even if it costs $5,000, it saves $50,000+ in penalties.
π Use a customs broker with experience in 3926.90.99.89 β not all brokers know this loophole.
π― Conclusion: Your 22.8% vs. 41.5% β Thatβs a $100K Difference on a $1M Shipment!
β Winning Strategy:
- Use3926.90.99.89
- Avoid any mention of "cellulose acetate"
- Submit full technical proof
- Request pre-clearance rulingπ Result:
- Save 18.7% in taxes
- Avoid 301/IEEPA penalties
- Clear customs faster, with zero risk
π£ Act Now!
π Contact a U.S. Customs Broker with 3926.90.99.89 experience
π Submit product specs + photos + invoice
π Request Advance Ruling (AR) β $5,000 investment, $100,000+ savings
β¨ Smart Classification = Smart Profit!
πΌ Your productβs HS code is not just a number β itβs your profit margin.
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.