Brazil NCM · 8-digit code

NCM 8401.20.00 – Isotopic separation machinery and parts

NCM 8401.20.00 (also written 84012000) is Brazil's code for isotopic separation machinery and parts. Its first 6 digits are HS code 8401.20.

Official description of NCM 8401.20.00

PortuguêsOfficial
Máquinas e aparelhos para a separação de isótopos, e suas partes
EnglishUnofficial translation

Machinery and apparatus; for isotopic separation, and parts thereof

Nomenclatura Comum do Mercosul (Siscomex). Updated Oct 2026 · In force since Apr 2022 (Res Gecex 272/2021).

How to read NCM 8401.20.00

84Chapter 01Heading 20Subheading

HS code 8401.20
Same in every country

0Item 0Subitem

Added by Mercosur
Brazil, Argentina, Paraguay, Uruguay

The first 6 digits are the international HS code, so their meaning is the same in every country; Brazil publishes the text in Portuguese. The last two digits are 00 because Brazil does not split this HS code further. The full 8-digit code is used on import declarations (DUIMP), invoices (NF-e) and tax filings.

Full classification path

  1. Chapter 84 Machinery and mechanical appliances, boilers, nuclear reactors; parts thereof Reatores nucleares, caldeiras, máquinas, aparelhos e instrumentos mecânicos, e suas partes.
  2. Heading 84.01 Nuclear reactors; fuel elements (cartridges), non-irradiated, for nuclear reactors, machinery and apparatus for isotopic separation Reatores nucleares; elementos combustíveis (cartuchos) não irradiados, para reatores nucleares; máquinas e aparelhos para a separação de isótopos.
  3. Subheading 8401.20 Machinery and apparatus; for isotopic separation, and parts thereof
  4. Subitem 8401.20.00 Machinery and apparatus; for isotopic separation, and parts thereof Máquinas e aparelhos para a separação de isótopos, e suas partes

Questions about NCM 8401.20.00

What is NCM 8401.20.00?

NCM 8401.20.00 (84012000) is the Brazilian (Mercosur) code for isotopic separation machinery and parts. Its official Portuguese description is “Máquinas e aparelhos para a separação de isótopos, e suas partes”.

What is the HS code for NCM 8401.20.00?

HS 8401.20 (Machinery and apparatus; for isotopic separation, and parts thereof). The first 6 digits of an NCM code are its international HS code; the last 2 digits are Brazil's own split.

Is an NCM code the same as an HS code?

The first 6 digits are the same in every country. NCM adds an item digit (7th) and a subitem digit (8th). A code ending in 00 means Brazil does not split that HS code further.

Which countries use NCM 8401.20.00?

All Mercosur members use the same NCM codes: Argentina, Brazil, Paraguay and Uruguay.

Source: Siscomex Classif NCM table, updated Oct 2026 (Resolução Gecex nº 926/2026). The Portuguese text is the official one; the English is our translation.