Brazil NCM · 8-digit subitem

NCM 9018.49.91 – Computerised dental ceramic restoration systems

NCM 9018.49.91 (also written 90184991) is Brazil's code for computerised dental ceramic restoration systems. Its first 6 digits are HS code 9018.49.

Official description of NCM 9018.49.91

PortuguêsOfficial
Para desenho e construção de peças cerâmicas para restaurações dentárias, computadorizados
EnglishUnofficial translation

For the design and construction of ceramic pieces for dental restorations, computerised

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

How to read NCM 9018.49.91

90Chapter 18Heading 49Subheading

HS code 9018.49
Same in every country

9Item 1Subitem

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 90.18 Instruments and appliances used in medical, surgical, dental or veterinary sciences, including scintigraphic apparatus, other electro-medical apparatus and sight testing instruments Instrumentos e aparelhos para medicina, cirurgia, odontologia e veterinária, incluindo os aparelhos para cintilografia e outros aparelhos eletromédicos, bem como os aparelhos para testes visuais.
  3. Group 9018.4 Other instruments and appliances, used in dental sciences: Outros instrumentos e aparelhos para odontologia:
  4. Subheading 9018.49 Dental instruments and appliances; other than dental drill engines Outros
  5. Item 9018.49.9 Other Outros
  6. Subitem 9018.49.91 For the design and construction of ceramic pieces for dental restorations, computerised Para desenho e construção de peças cerâmicas para restaurações dentárias, computadorizados

Other NCM codes under HS 9018.49

9018.49.11 Tungsten carbide dental bursDe carboneto de tungstênio (volfrâmio) 9018.49.12 Vanadium steel dental bursDe aço-vanádio 9018.49.19 Other dental bursOutras 9018.49.20 Dental filesLimas 9018.49.40 Dental kinetic particle projection apparatusPara tratamento bucal, que operem por projeção cinética de partículas 9018.49.99 Other dental instruments and appliancesOutros

Questions about NCM 9018.49.91

What is NCM 9018.49.91?

NCM 9018.49.91 (90184991) is the Brazilian (Mercosur) code for computerised dental ceramic restoration systems. Its official Portuguese description is “Para desenho e construção de peças cerâmicas para restaurações dentárias, computadorizados”.

What is the HS code for NCM 9018.49.91?

HS 9018.49 (Dental instruments and appliances; other than dental drill engines). 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 9018.49.91?

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.