Brazil NCM · 8-digit subitem

NCM 8430.31.90 – Self-propelled tunnelling machinery

NCM 8430.31.90 (also written 84303190) is Brazil's code for self-propelled tunnelling machinery. Its first 6 digits are HS code 8430.31.

Official description of NCM 8430.31.90

PortuguêsOfficial
Outros
EnglishUnofficial translation

Other

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

How to read NCM 8430.31.90

84Chapter 30Heading 31Subheading

HS code 8430.31
Same in every country

9Item 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. Digits 7 and 8 are Brazil's own split of that HS code. 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 84.30 Moving, grading, levelling, scraping, excavating, tamping, compacting, extracting or boring machinery, for earth, minerals, or ores; pile drivers and extractors; snow ploughs and snow blowers Outras máquinas e aparelhos de terraplenagem, nivelamento, raspagem, escavação, compactação, extração ou perfuração da terra, de minerais ou minérios; bate-estacas e arranca-estacas; limpa-neves.
  3. Group 8430.3 Coal or rock cutters and tunnelling machinery: Cortadores de carvão ou de rocha e máquinas para perfuração de túneis ou de galerias:
  4. Subheading 8430.31 Coal or rock cutters and tunnelling machinery; self-propelled Autopropulsados
  5. Subitem 8430.31.90 Other Outros

Other NCM codes under HS 8430.31

8430.31.10 Self-propelled coal or rock cuttersCortadores de carvão ou de rocha

Questions about NCM 8430.31.90

What is NCM 8430.31.90?

NCM 8430.31.90 (84303190) is the Brazilian (Mercosur) code for self-propelled tunnelling machinery. Its official Portuguese description is “Outros”.

What is the HS code for NCM 8430.31.90?

HS 8430.31 (Coal or rock cutters and tunnelling machinery; self-propelled). 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 8430.31.90?

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.