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10,515 NCM codes · 5,612 HS headings
Data: May 2026
Last updated: May 2026
Ch. 39›HS 3912.31

NCM 3912.31.19

Cellulose ethers; carboxymethylcellulose and its salts, in primary forms

Brazil import duty rates — Updated May 2026

12.6%
Import Duty (II)
3.25%
IPI
—
Ex-Tarifário
Calc
Full landed cost

NCM 3912.31.19 is the Brazilian tariff code for cellulose ethers; carboxymethylcellulose and its salts, 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 4 NCM codes under HS heading 3912.31.

Classification hierarchy

Ch. 39Plastics and articles thereof
3912Cellulose and its chemical derivatives, n.e.c. or included, in primary forms
3912.31Cellulose ethers; carboxymethylcellulose and its salts, in primary forms
3912.31.19
Cellulose ethers; carboxymethylcellulose and its salts, in primary forms

Official Brazilian text: Outros

Tax breakdown for NCM 3912.31.19

Import Duty (II)Imposto de Importação
12.6%
IPIExcise tax
3.25%
PIS/COFINSSocial contributions
11.75%
ICMSState VAT — varies by state
17–20%
AFRMMMaritime freight surcharge
8%
Calculate exact landed cost →

Taxes are cascading — each applies on a different base. Use the calculator for the exact total.

Trade overview — HS 3912.31

UN Comtrade 2024

Brazil imported $62.5M of products under HS heading 3912.31 in 2024. Top suppliers:

1Colombia
$19.9M31.8%
2China
$15.7M25.1%
3#380
$12.0M19.3%
4Finland
$4.8M7.7%
5Netherlands
$2.2M3.5%

Trade data is at the 6-digit HS level. See full HS 3912.31 details →

Regulatory agencies

INMETRO

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 3912.31

NCMDescription (PT — official)IIIPI
3912.31.11Com um teor de carboximetilcelulose igual ou superior a 75 %, em peso12.6%3.25%Calculate →
3912.31.21Com um teor de sais igual ou superior a 75 %, em peso12.6%3.25%Calculate →
3912.31.29Outros12.6%3.25%Calculate →

How to import NCM 3912.31.19 into Brazil

  1. Confirm with your customs broker — NCM 3912.31.19 must exactly match your product description. Misclassification leads to fines and seizure.
  2. 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.
  3. Get import licenses — this chapter requires clearance from INMETRO. Apply before shipping.
  4. 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 3912.31.19

Enter CIF value and get a breakdown of all 7 Brazilian import taxes.

Open CalculatorHS 3912.31 Details