Brazil NCM · 8-digit subitem

NCM 9032.10.10 – Fluid-expansion thermostats

NCM 9032.10.10 (also written 90321010) is Brazil's code for fluid-expansion thermostats. Its first 6 digits are HS code 9032.10.

Official description of NCM 9032.10.10

PortuguêsOfficial
De expansão de fluidos
EnglishUnofficial translation

Fluid-expansion type

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

How to read NCM 9032.10.10

90Chapter 32Heading 10Subheading

HS code 9032.10
Same in every country

1Item 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 90 Optical, photographic, cinematographic, measuring, checking, medical or surgical instruments and apparatus; parts and accessories Instrumentos e aparelhos de óptica, de fotografia, de cinematografia, de medida, de controle ou de precisão; instrumentos e aparelhos médico-cirúrgicos; suas partes e acessórios.
  2. Heading 90.32 Regulating or controlling instruments and apparatus; automatic type Instrumentos e aparelhos para regulação ou controle, automáticos.
  3. Subheading 9032.10 Regulating or controlling instruments and apparatus; automatic type, thermostats Termostatos
  4. Subitem 9032.10.10 Fluid-expansion type De expansão de fluidos

Other NCM codes under HS 9032.10

9032.10.90 Other thermostatsOutros

Questions about NCM 9032.10.10

What is NCM 9032.10.10?

NCM 9032.10.10 (90321010) is the Brazilian (Mercosur) code for fluid-expansion thermostats. Its official Portuguese description is “De expansão de fluidos”.

What is the HS code for NCM 9032.10.10?

HS 9032.10 (Regulating or controlling instruments and apparatus; automatic type, thermostats). 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 9032.10.10?

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.