HS Code | Official Doc | Tariff Rate | Origin | Destination | Effective Date |
---|---|---|---|---|---|
3902205000 | Doc | 61.5% | CN | US | 2025-05-12 |
3902201000 | Doc | 55.0% | CN | US | 2025-05-12 |


Product Name: Tacky Polyisobutylene
Classification: HS Code 3902.20.10.00 or 3902.20.50.00 (depending on specific product details)
🔍 HS Code Classification Overview
- HS Code 3902.20.10.00
- Product Description: Polyisobutylene-based adhesives, high-performance adhesives, etc.
- Classification Basis: Polyisobutylene elastomer, a polymer of propylene or other olefins, in primary form.
-
Tariff Summary:
- Base Tariff: 0.0%
- Additional Tariff: 25.0%
- Special Tariff after April 11, 2025: 30.0%
- Total Tax Rate: 55.0%
-
HS Code 3902.20.50.00
- Product Description: Polyisobutylene thickeners, adhesives, bonding agents, etc.
- Classification Basis: Polymer of propylene or other olefins, in primary form.
- Tariff Summary:
- Base Tariff: 6.5%
- Additional Tariff: 25.0%
- Special Tariff after April 11, 2025: 30.0%
- Total Tax Rate: 61.5%
⚠️ Key Tax Rate Changes and Alerts
- April 11, 2025 Special Tariff:
- An additional 30.0% tariff will be imposed on both HS codes after this date.
-
This is a time-sensitive policy—ensure your import timeline aligns with this change.
-
No Anti-Dumping Duties:
- No specific anti-dumping duties are currently applicable for polyisobutylene products under these HS codes.
📌 Proactive Advice for Importers
- Verify Material Specifications:
-
Confirm whether the product is a polyisobutylene elastomer or a modified polymer, as this affects HS code classification.
-
Check Unit Price and Composition:
-
If the product is blended with other substances (e.g., additives, solvents), it may fall under a different HS code.
-
Certifications Required:
-
Ensure compliance with any required documentation (e.g., Material Safety Data Sheets, technical specifications, or customs declarations).
-
Monitor Tariff Updates:
- Stay informed about potential changes in tariffs, especially after April 11, 2025.
✅ Summary Table
HS Code | Product Description | Base Tariff | Additional Tariff | Special Tariff (after 2025.4.11) | Total Tax Rate |
---|---|---|---|---|---|
3902201000 | Polyisobutylene adhesives, elastomers | 0.0% | 25.0% | 30.0% | 55.0% |
3902205000 | Polyisobutylene thickeners, bonding agents | 6.5% | 25.0% | 30.0% | 61.5% |
If you have more details about the product (e.g., technical specifications, intended use, or country of origin), I can help refine the classification further.
Product Name: Tacky Polyisobutylene
Classification: HS Code 3902.20.10.00 or 3902.20.50.00 (depending on specific product details)
🔍 HS Code Classification Overview
- HS Code 3902.20.10.00
- Product Description: Polyisobutylene-based adhesives, high-performance adhesives, etc.
- Classification Basis: Polyisobutylene elastomer, a polymer of propylene or other olefins, in primary form.
-
Tariff Summary:
- Base Tariff: 0.0%
- Additional Tariff: 25.0%
- Special Tariff after April 11, 2025: 30.0%
- Total Tax Rate: 55.0%
-
HS Code 3902.20.50.00
- Product Description: Polyisobutylene thickeners, adhesives, bonding agents, etc.
- Classification Basis: Polymer of propylene or other olefins, in primary form.
- Tariff Summary:
- Base Tariff: 6.5%
- Additional Tariff: 25.0%
- Special Tariff after April 11, 2025: 30.0%
- Total Tax Rate: 61.5%
⚠️ Key Tax Rate Changes and Alerts
- April 11, 2025 Special Tariff:
- An additional 30.0% tariff will be imposed on both HS codes after this date.
-
This is a time-sensitive policy—ensure your import timeline aligns with this change.
-
No Anti-Dumping Duties:
- No specific anti-dumping duties are currently applicable for polyisobutylene products under these HS codes.
📌 Proactive Advice for Importers
- Verify Material Specifications:
-
Confirm whether the product is a polyisobutylene elastomer or a modified polymer, as this affects HS code classification.
-
Check Unit Price and Composition:
-
If the product is blended with other substances (e.g., additives, solvents), it may fall under a different HS code.
-
Certifications Required:
-
Ensure compliance with any required documentation (e.g., Material Safety Data Sheets, technical specifications, or customs declarations).
-
Monitor Tariff Updates:
- Stay informed about potential changes in tariffs, especially after April 11, 2025.
✅ Summary Table
HS Code | Product Description | Base Tariff | Additional Tariff | Special Tariff (after 2025.4.11) | Total Tax Rate |
---|---|---|---|---|---|
3902201000 | Polyisobutylene adhesives, elastomers | 0.0% | 25.0% | 30.0% | 55.0% |
3902205000 | Polyisobutylene thickeners, bonding agents | 6.5% | 25.0% | 30.0% | 61.5% |
If you have more details about the product (e.g., technical specifications, intended use, or country of origin), I can help refine the classification further.
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