Brazil NCM · 8-digit code

NCM 7604.21.00 – Hollow aluminium alloy profiles

NCM 7604.21.00 (also written 76042100) is Brazil's code for hollow aluminium alloy profiles. Its first 6 digits are HS code 7604.21.

Official description of NCM 7604.21.00

PortuguêsOfficial
Perfis ocos
EnglishUnofficial translation

Aluminium; alloys, hollow profiles

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

How to read NCM 7604.21.00

76Chapter 04Heading 21Subheading

HS code 7604.21
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 76 Aluminium and articles thereof Alumínio e suas obras.
  2. Heading 76.04 Aluminium; bars, rods and profiles Barras e perfis, de alumínio.
  3. Group 7604.2 Of aluminium alloys: De ligas de alumínio:
  4. Subheading 7604.21 Aluminium; alloys, hollow profiles
  5. Subitem 7604.21.00 Aluminium; alloys, hollow profiles Perfis ocos

Questions about NCM 7604.21.00

What is NCM 7604.21.00?

NCM 7604.21.00 (76042100) is the Brazilian (Mercosur) code for hollow aluminium alloy profiles. Its official Portuguese description is “Perfis ocos”.

What is the HS code for NCM 7604.21.00?

HS 7604.21 (Aluminium; alloys, hollow profiles). 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 7604.21.00?

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.