NCM 3910.00.29
Silicones; in primary forms
Brazil import duty rates — Updated May 2026
NCM 3910.00.29 is the Brazilian tariff code for silicones; in primary forms. This code carries 12.6% import duty (II) and 3.25% IPI. EU-origin products in this category benefit from the EU-Mercosur trade agreement. This is one of 8 NCM codes under HS heading 3910.00.
Classification hierarchy
Official Brazilian text: Outros
Tax breakdown for NCM 3910.00.29
Taxes are cascading — each applies on a different base. Use the calculator for the exact total.
Trade overview — HS 3910.00
UN Comtrade 2024Brazil imported $444.8M of products under HS heading 3910.00 in 2024. Top suppliers:
Trade data is at the 6-digit HS level. See full HS 3910.00 details →
Regulatory agencies
Products under this NCM may need pre-approval before customs clearance.
EU-Mercosur impact
Industrial plastics see tariff elimination over 7-10 years. Raw resins benefit from faster reduction.
Other NCM codes under HS 3910.00
| NCM | Description (PT — official) | II | IPI | |
|---|---|---|---|---|
| 3910.00.11 | Misturas de pré-polímeros lineares e cíclicos, obtidos por hidrólise de dimetildiclorosilano, de peso molecular médio inferior ou igual a 8.800 | 0% | 3.25% | Calculate → |
| 3910.00.12 | Polidimetilsiloxano, polimetilidrogenosiloxano ou misturas destes produtos, em dispersão | 12.6% | 3.25% | Calculate → |
| 3910.00.13 | Copolímeros de dimetilsiloxano com compostos vinílicos, de viscosidade igual ou superior a 1.000.000 cSt | 0% | 3.25% | Calculate → |
| 3910.00.19 | Outros | 12.6% | 3.25% | Calculate → |
| 3910.00.21 | De vulcanização a quente | 0% | 3.25% | Calculate → |
| 3910.00.30 | Resinas | 12.6% | 3.25% | Calculate → |
| 3910.00.90 | Outros | 12.6% | 3.25% | Calculate → |
How to import NCM 3910.00.29 into Brazil
- Confirm with your customs broker — NCM 3910.00.29 must exactly match your product description. Misclassification leads to fines and seizure.
- Calculate total cost — base import duty is 12.6%, but Brazil adds IPI (3.25%), PIS/COFINS (11.75%), ICMS (17–20%), and AFRMM (8%) on top. Use our calculator for the exact total.
- Get import licenses — this chapter requires clearance from INMETRO. Apply before shipping.
- Choose entry port — ICMS varies by state (17–20%). Compare state rates to optimize your route.
Brazil Import Taxes Explained
Complete guide to the 7 cascading taxes on every import.
How to Export to Brazil
Step-by-step guide for foreign companies.
Regulatory Agencies
ANVISA, INMETRO, MAPA — which products need pre-approval?
Calculate your landed cost for NCM 3910.00.29
Enter CIF value and get a breakdown of all 7 Brazilian import taxes.