HS Code | Official Doc | Tariff Rate | Origin | Destination | Effective Date |
---|---|---|---|---|---|
3911902500 | Doc | 61.1% | CN | US | 2025-05-12 |
3911903500 | Doc | 55.0% | CN | US | 2025-05-12 |
3903190000 | Doc | 61.5% | CN | US | 2025-05-12 |
3911902500 | Doc | 61.1% | CN | US | 2025-05-12 |
3911902500 | Doc | 61.1% | CN | US | 2025-05-12 |




Product Name: Polyethylene Modified Aromatic Petroleum Resin
Classification HS CODEs and Tax Details:
✅ HS CODE: 3911902500
Description:
- Aromatic modified petroleum resin, which contains aromatic or modified aromatic monomer units and is classified under this code.
- This code applies to both aromatic petroleum resins and modified polyethylene resins that fall under the category of thermoplastic materials.
Tariff Summary:
- Base Tariff Rate: 6.1%
- Additional Tariff (General): 25.0%
- Special Tariff after April 11, 2025: 30.0%
- Total Tax Rate: 61.1%
✅ HS CODE: 3911903500
Description:
- Aromatic modified resin, which contains aromatic or modified aromatic monomer units and is classified as a thermosetting resin.
Tariff Summary:
- Base Tariff Rate: 0.0%
- Additional Tariff (General): 25.0%
- Special Tariff after April 11, 2025: 30.0%
- Total Tax Rate: 55.0%
✅ HS CODE: 3903190000
Description:
- Modified polystyrene resin, which is a primary form of styrene polymer and falls under this code.
Tariff Summary:
- Base Tariff Rate: 6.5%
- Additional Tariff (General): 25.0%
- Special Tariff after April 11, 2025: 30.0%
- Total Tax Rate: 61.5%
📌 Key Notes and Recommendations:
- Tariff Changes After April 11, 2025:
-
A 30.0% additional tariff will be applied to all three HS codes. This is a critical date to be aware of for cost estimation and compliance planning.
-
Material Verification:
-
Confirm the exact chemical composition of the product (e.g., whether it is thermoplastic or thermosetting, and whether it contains aromatic or modified aromatic units). This will determine the correct HS code.
-
Certifications Required:
- Check if customs documentation (e.g., commercial invoice, product specification, and technical data sheet) is required for customs clearance.
-
Some products may require import permits or environmental compliance certificates, depending on local regulations.
-
Unit Price and Classification:
- Ensure that the unit price and product description match the HS code classification. Misclassification can lead to delays and penalties.
🛑 Proactive Advice:
- Double-check the product’s chemical structure and intended use to ensure correct HS code selection.
- Consult with a customs broker or classification expert if the product is borderline between multiple HS codes.
- Monitor updates on tariff changes, especially after April 11, 2025, to avoid unexpected costs.
Product Name: Polyethylene Modified Aromatic Petroleum Resin
Classification HS CODEs and Tax Details:
✅ HS CODE: 3911902500
Description:
- Aromatic modified petroleum resin, which contains aromatic or modified aromatic monomer units and is classified under this code.
- This code applies to both aromatic petroleum resins and modified polyethylene resins that fall under the category of thermoplastic materials.
Tariff Summary:
- Base Tariff Rate: 6.1%
- Additional Tariff (General): 25.0%
- Special Tariff after April 11, 2025: 30.0%
- Total Tax Rate: 61.1%
✅ HS CODE: 3911903500
Description:
- Aromatic modified resin, which contains aromatic or modified aromatic monomer units and is classified as a thermosetting resin.
Tariff Summary:
- Base Tariff Rate: 0.0%
- Additional Tariff (General): 25.0%
- Special Tariff after April 11, 2025: 30.0%
- Total Tax Rate: 55.0%
✅ HS CODE: 3903190000
Description:
- Modified polystyrene resin, which is a primary form of styrene polymer and falls under this code.
Tariff Summary:
- Base Tariff Rate: 6.5%
- Additional Tariff (General): 25.0%
- Special Tariff after April 11, 2025: 30.0%
- Total Tax Rate: 61.5%
📌 Key Notes and Recommendations:
- Tariff Changes After April 11, 2025:
-
A 30.0% additional tariff will be applied to all three HS codes. This is a critical date to be aware of for cost estimation and compliance planning.
-
Material Verification:
-
Confirm the exact chemical composition of the product (e.g., whether it is thermoplastic or thermosetting, and whether it contains aromatic or modified aromatic units). This will determine the correct HS code.
-
Certifications Required:
- Check if customs documentation (e.g., commercial invoice, product specification, and technical data sheet) is required for customs clearance.
-
Some products may require import permits or environmental compliance certificates, depending on local regulations.
-
Unit Price and Classification:
- Ensure that the unit price and product description match the HS code classification. Misclassification can lead to delays and penalties.
🛑 Proactive Advice:
- Double-check the product’s chemical structure and intended use to ensure correct HS code selection.
- Consult with a customs broker or classification expert if the product is borderline between multiple HS codes.
- Monitor updates on tariff changes, especially after April 11, 2025, to avoid unexpected costs.
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