What is an ATECO code?

The official code identifying the economic activity of a business or VAT-registered person in Italy, per the ATECO classification managed by ISTAT and aligned with European NACE.

Where can I find my ATECO code?

On the VAT registration certificate (Agenzia delle Entrate), on the chamber-of-commerce record (Registro Imprese) and in your tax portal. You can also look it up on Infocamere.

What changes with ATECO 2025?

ATECO 2025 replaces ATECO 2007 (2022 update) and aligns with NACE Rev. 2.1. It adds new classes for digital, renewable-energy and circular-economy activities.

How does ATECO relate to NACE?

The first 4 digits of the ATECO code coincide with the European NACE class. Digits 5 and 6 are an Italian national detail.

ATECO · IT

ATECO — Italian Classification of Economic Activities

Search an ATECO code, understand which section and division it belongs to and convert it to European NACE or to another national classification.

ATECO is Italy's official activity classification, maintained by ISTAT together with the Revenue Agency and the Chambers of Commerce (Infocamere). Each activity has a 6-digit code aligned with the European NACE.

With NACEBridge you can decode an ATECO code, see the corresponding NACE class and convert it to NAF (France), WZ (Germany), CNAE (Spain), CAE (Portugal) and more.

The current version is ATECO 2025, aligned with NACE Rev. 2.1. All data comes from official sources (ISTAT, Infocamere).

Decode ATECO →Map ATECO to another country →ATECO ↔ NACE converter →What is NACE? →

FAQ

What is an ATECO code?: The official code identifying the economic activity of a business or VAT-registered person in Italy, per the ATECO classification managed by ISTAT and aligned with European NACE.
Where can I find my ATECO code?: On the VAT registration certificate (Agenzia delle Entrate), on the chamber-of-commerce record (Registro Imprese) and in your tax portal. You can also look it up on Infocamere.
What changes with ATECO 2025?: ATECO 2025 replaces ATECO 2007 (2022 update) and aligns with NACE Rev. 2.1. It adds new classes for digital, renewable-energy and circular-economy activities.
How does ATECO relate to NACE?: The first 4 digits of the ATECO code coincide with the European NACE class. Digits 5 and 6 are an Italian national detail.

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