Brazil NCM · 8-digit code

NCM 7306.61.00 – Welded square or rectangular hollow sections

NCM 7306.61.00 (also written 73066100) is Brazil's code for welded square or rectangular hollow sections. Its first 6 digits are HS code 7306.61.

Official description of NCM 7306.61.00

PortuguêsOfficial
De seção quadrada ou retangular
EnglishUnofficial translation

Iron or steel (excluding cast iron); tubes, pipes and hollow profiles (not seamless), welded, of square or rectangular cross-section, n.e.c. in chapter 73

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

How to read NCM 7306.61.00

73Chapter 06Heading 61Subheading

HS code 7306.61
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 73 Iron or steel articles Obras de ferro fundido, ferro ou aço.
  2. Heading 73.06 Iron or steel (excluding cast iron); tubes, pipes and hollow profiles (not seamless), n.e.c. in chapter 73 Outros tubos e perfis ocos (por exemplo, soldados, rebitados, grampeados ou com as bordas simplesmente aproximadas), de ferro ou aço.
  3. Group 7306.6 Other, welded, of non-circular cross-section: Outros, soldados, de seção não circular:
  4. Subheading 7306.61 Iron or steel (excluding cast iron); tubes, pipes and hollow profiles (not seamless), welded, of square or rectangular cross-section, n.e.c. in chapter 73
  5. Subitem 7306.61.00 Iron or steel (excluding cast iron); tubes, pipes and hollow profiles (not seamless), welded, of square or rectangular cross-section, n.e.c. in chapter 73 De seção quadrada ou retangular

Questions about NCM 7306.61.00

What is NCM 7306.61.00?

NCM 7306.61.00 (73066100) is the Brazilian (Mercosur) code for welded square or rectangular hollow sections. Its official Portuguese description is “De seção quadrada ou retangular”.

What is the HS code for NCM 7306.61.00?

HS 7306.61 (Iron or steel (excluding cast iron); tubes, pipes and hollow profiles (not seamless), welded, of square or rectangular cross-section, n.e.c. in chapter 73). 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 7306.61.00?

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.