Plastic Flame Retardant Additive
CN β US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 3824997000 | 35.0% | CN | US | Official Doc |
| 3904210000 | 41.5% | CN | US | Official Doc |
| 3904220000 | 41.5% | CN | US | Official Doc |
| 2942003500 | 41.5% | CN | US | Official Doc |
| 3824880000 | 41.5% | CN | US | Official Doc |
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π‘οΈ Plastic Flame Retardant Additives
π HS Code Reference & Customs Clearance Guide | 2026 Tariff Full Analysis | Professional Clearance Strategy
π Product Definition: What Exactly is a "Plastic Flame Retardant"?
Flame retardants are chemical substances added to materials to inhibit, suppress, or delay the spread of fire. In the context of international trade, these additives are critical for consumer electronics, automotive parts, construction materials, and textiles.
According to the provided data, "Plastic Flame Retardant Additives" can be classified into two primary categories based on their material nature and physical state: 1. Chemical Preparations/Additives: Mixture or compound additives (e.g., brominated compounds) added to plastic matrices. 2. Polymer-Based Materials: The flame retardant is part of the primary polymer structure (e.g., PVC-based).
β οΈ Critical Distinction:
- If it is a standalone chemical agent added to other plastics β It falls under Chapter 38 (Miscellaneous Chemical Products).
- If it is a polymer itself (like PVC) that has flame-retardant properties β It falls under Chapter 39 (Plastics and Articles Thereof).
π¦ II. HS Code Classification Details (2026 Latest Tariff Authority)
| HS Code | Product Description | Application Scenario | Key Characteristic | Total Tax Rate |
|---|---|---|---|---|
3824.99.70.00 |
Plastic Flame Retardant Additive, chemical industrial preparation | General-purpose flame retardant additives for various plastics (e.g., ABS, PC, PE) | Material matches brominated flame retardant chemicals; classified as a chemical preparation. | 35.0% |
3904.21.00.00 |
PVC Plastic Flame Retardant Material | Rigid PVC profiles, pipes, or sheets requiring fire resistance | Material is Polyvinyl Chloride (PVC) in primary form. | 41.5% |
3904.22.00.00 |
PVC Plastic Flame Retardant Material | Plasticized PVC, flexible PVC sheets, or cables | Material is Polyvinyl Chloride (PVC) meeting polymer definition. | 41.5% |
2942.00.35.00 |
Fuel/Combustible Flame Retardant | Chemicals used to retard burning in fuels or combustible materials | Classified under Organic Compounds. | 41.5% |
3824.88.00.00 |
Fuel/Combustible Flame Retardant | General chemical preparations not specified elsewhere | Classified under Chemical Products and Preparations (fallback category). | 41.5% |
π Key Reminder:
-3824.99.70.00is the specific code for brominated chemical additives used in plastics.
-3904.xx.xxcodes apply ONLY if the product IS PVC plastic itself (primary form). Do not use this for additives unless the additive is a PVC copolymer.
-2942and3824.88are relevant if the flame retardant is used in fuels or general combustible substances, not standard solid plastic additives.
π° III. 2026 Latest Tariff Rate Breakdown (Including Surtaxes & Policy Add-ons)
β Applicable Country: United States (US)
β Origin: China (CN)
β Effective Date: From November 10, 2025 (inclusive of subsequent imports)
π― 1. 3824.99.70.00 ββ Plastic Flame Retardant Additive (Brominated Chemical Preparation)
| Item | Content |
|---|---|
| Base Duty Rate | 0.0% (ad valorem) |
| USITC Surtax (Section 301) | +25.0% (Added tariffs on Chinese goods) |
| IEEPA Surtax (Section 122/IEEPA) | +10.0% (Targeted tariffs on Chinese products) |
| Total Effective Rate | 35.0% |
| Tax Calculation | CIF Value Γ 35% |
| De Minimis Exemption? | β NO (deny_de_minimis) |
| Legal Basis Path | Base: 0% β Section 301: +25% β IEEPA: +10% β Total: 35% |
π Explanation:
- The base duty is 0%, making it look attractive initially.
- However, the 35% total rate is driven entirely by punitive tariffs (25% + 10%).
- This is a high-cost item for importers; pricing strategies must account for this fully.
π― 2. 3904.21.00.00 & 3904.22.00.00 ββ PVC Plastic Flame Retardant Material
| Item | Content |
|---|---|
| Base Duty Rate | 6.5% (ad valorem) |
| USITC Surtax (Section 301) | +25.0% |
| IEEPA Surtax (Section 122/IEEPA) | +10.0% |
| Total Effective Rate | 41.5% |
| Tax Calculation | CIF Value Γ 41.5% |
| De Minimis Exemption? | β NO (deny_de_minimis) |
| Legal Basis Path | Base: 6.5% β Section 301: +25% β IEEPA: +10% β Total: 41.5% |
π Explanation:
- PVC products carry a higher base duty (6.5%) compared to chemical additives.
- The additional surtaxes stack on top, resulting in the highest tax bracket (41.5%) among the listed codes.
- Warning: Misclassifying PVC flame retardant as a "chemical additive" (3824) to get the lower 35% rate is a major compliance risk. Customs will verify if the product is a polymer.
π― 3. 2942.00.35.00 & 3824.88.00.00 ββ Fuel/Combustible Flame Retardant
| Item | Content |
|---|---|
| Base Duty Rate | 6.5% (ad valorem) |
| USITC Surtax (Section 301) | +25.0% |
| IEEPA Surtax (Section 122/IEEPA) | +10.0% |
| Total Effective Rate | 41.5% |
| Tax Calculation | CIF Value Γ 41.5% |
| De Minimis Exemption? | β NO (deny_de_minimis) |
| Legal Basis Path | Base: 6.5% β Section 301: +25% β IEEPA: +10% β Total: 41.5% |
π Explanation:
- These codes apply if the flame retardant is specifically for fuels or falls under the general chemical preparation bucket without a more specific description.
- The tax burden is identical to PVC plastics (41.5%).
π οΈ IV. Customs Clearance Practical Advice (Avoid Pitfalls Guide)
β 1. Required Documentation Checklist (All Must Provide)
| Document | Mandatory | Explanation |
|---|---|---|
| β Product Specification Sheet | βοΈ | Must detail chemical composition, CAS numbers, and flame retardant type (e.g., brominated, phosphorus-based). |
| β Safety Data Sheet (SDS) | βοΈ | Critical for chemical imports. Must list hazard classifications and handling instructions. |
| β Formula/Composition Breakdown | βοΈ | Required to determine if it is a polymer (3904) or chemical prep (3824). |
| β Commercial Invoice | βοΈ | Must clearly state "Flame Retardant Additive" and not just "Plastic Chemicals." |
| β Certificate of Origin | βοΈ | To confirm Chinese origin and apply correct surtaxes. |
| β Packing List | βοΈ | Detail net/gross weight and packaging type. |
| β Test Reports | βοΈ | UL94, V-0, V-1 ratings, or other fire resistance test certificates. |
β 2. Declaration Tips (Key Mnemonic)
π₯ "Check Material First: Polymer vs. Prep. PVC is 41.5%, Additive is 35%."
| Scenario | Correct HS Code | Wrong Approach |
|---|---|---|
| Brominated chemical powder/granules for mixing into ABS/PC | 3824.99.70.00 (35%) |
Misclassified as PVC β 41.5% + Penalties |
| Rigid PVC sheets with fire-retardant properties | 3904.21.00.00 (41.5%) |
Misclassified as chemical additive β 35% (Underpayment risk) |
| Liquid flame retardant for fuels | 2942.00.35.00 or 3824.88.00.00 (41.5%) |
Incorrect chapter β Delayed Release |
| Mixed plastic pellets with additive already incorporated | Still 3904 if PVC base |
Do not separate additive declaration if sold as one unit |
β 3. Special Handling Cases
| Case | Handling Advice |
|---|---|
| Private Label / OEM | Provide client PO and technical drawings showing the chemical nature (not just "plastic"). |
| Brominated Flame Retardants (BFRs) | Be aware of environmental regulations (RoHS, REACH). While not tariff-related, non-compliance can lead to import bans. |
| Mixed Shipments | Do NOT combine PVC plastics with chemical additives in one shipment unless declared separately. Mixing declarations leads to 89.5% penalty rates. |
| Origin Marking | Ensure products are marked "Made in China" to avoid disputes on surtax applicability. |
π V. Global Market Clearance Comparison (2026 Latest)
| Country/Region | Recommended HS Code | Tariff Rate | Certification Requirement | Note |
|---|---|---|---|---|
| πΊπΈ USA | 3824.99.70.00 / 3904.xx.xx |
35% - 41.5% | UL94, SDS, Section 301 Compliant | High Surtax Environment |
| π¨π³ China | 3824.99.70.00 / 3904.xx.xx |
0% - 6.5% | CCC (if applicable), RoHS | No additional US-style surtaxes |
| πͺπΊ EU | 3824.99 / 3904 |
0% - 6.5% | REACH, CLP, RoHS | No Section 301 tariffs |
| π¦πΊ Australia | 3824.99 / 3904 |
5% - 10% | RCM, GSR | Moderate tariffs |
| π―π΅ Japan | 3824.99 / 3904 |
0% - 6% | JIS, PSE | Low base tariffs |
π Conclusion:
- The US is the most expensive market due to the 301 + IEEPA surtaxes (25% + 10%).
- China, EU, and Japan have significantly lower total tax burdens (base duty only).
- Cost Advantage: Consider sourcing flame retardants from non-US-tariffed countries if possible, or adjust pricing to absorb the 35-41.5% cost.
π VI. Common Errors & Pitfalls Guide (Lessons Learned)
β Error 1: Classifying PVC Flame Retardant Sheets under 3824.99.70.00 to save 6.5%.
π Consequence: Customs will reclassify as 3904, demand back taxes + interest, and potentially issue a penalty.
π Why: PVC is a polymer (Chapter 39), not a chemical preparation (Chapter 38).
β Error 2: Declaring Brominated Flame Retardant Additives as "General Plastic Chemicals" without CAS numbers.
π Consequence: Detention at Port. Customs will request detailed composition. If not provided, goods may be seized or returned.
π Why: Brominated compounds are strictly regulated.
β Error 3: Ignoring the 35% vs. 41.5% distinction.
π Consequence: Profit Margin Erosion.
π Fix: Always verify if the product is a chemical additive (3824) or a polymer product (3904).
β Correct Practice:
"Flame Retardant Additive, Brominated, Powder, for Use in Polycarbonate Injection Molding, CAS No. XXXXX, SDS Available"
π― VII. Conclusion: Professional Declaration Saves Money!
π― Remember the Mnemonic:
πΉ "Chemical Additive: 35%. PVC Polymer: 41.5%. Check Material, Save Dollars!"
πΉ "301 + IEEPA = 35-41.5%. No De Minimis. Plan Ahead!"
π Pro Tip:
If your flame retardant additives are originating from Vietnam, Mexico, or Thailand, you may avoid the 301/IEEPA surtaxes, reducing tariffs to 0-6.5%.
Recommend Advance Ruling for complex formulations to secure the correct HS code before shipment.
π£ Immediate Action:
π Contact a licensed customs broker + Provide SDS & Formula + Apply for HS Code Pre-Ruling
π Ensure your plastic flame retardants clear customs smoothly, reduce costs, and maximize profit!
β¨ Professional clearance starts with accurate classification!
πΌ Every percent of tax 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.