Division 63: Computing infrastructure, data processing, hosting and other information service activities
Section K, Telecommunication, computer programming, consulting, computing infrastructure and other information service activities. 5 subcategories with ISTAT's explanatory notes and the ATECO 2022 codes they come from.
ISTAT publishes ATECO 2022 titles in Italian only.
- 63Computing infrastructure, data processing, hosting and other information service activities
This division includes the provision of computing infrastructure, data processing and hosting activities, as well as activities of web search portals and other activities that primarily supply information.
Excludes
- software publishing, see division 5858
- news agency activities and provision of online gaming/video game sites, not associated with publishing, see division 6060
- telecommunication activities, see division 6161
- computer programming, computer systems design, and computer facilities management activities, see division 6262
- activities of gambling sites, see 92.0092.00
- repair and maintenance of computers and communication equipment, see 95.1095.10
- 63.1Computing infrastructure, data processing, hosting and related activities
- 63.10Computing infrastructure, data processing, hosting and related activities
ISTAT explanatory notes ›
Excludes
- software publishing, see 58.258.2
- provision of applications by downloads or by streaming, see 58.258.2
- post-production services to convert video content into streaming formats, see 59.1259.12
- post-production services to convert audio content into streaming formats, see 59.2059.20
- audio streaming and download distribution service activities not associated with publishing, see 60.1060.10
- video streaming and download distribution service activities not associated with publishing, see 60.2060.20
- computer systems design, see 62.2062.20
- activities provided by tax assistance centres, see 69.2069.20
- electronic storage of archival material for access by the general public, see 91.1291.12
- repair and maintenance of computers and communication equipment, see 95.1095.10
- activities where the service provider uses computers only as a tool are classified according to the nature of the services rendered
- 63.10.1Computing infrastructure, hosting and related activities
- 63.10.10Computing infrastructure, hosting and related activitiesFrom ATECO 2022: 52.10.10 Magazzini di custodia e deposito per conto terzi (in part) · 63.11.20 Gestione database (attività delle banche dati) (in part) · 63.11.30 Hosting e fornitura di servizi applicativi (ASP) (in part)
ISTAT explanatory notes ›
Includes
- provision of computing infrastructure, including cloud infrastructure and platform provision (IaaS, PaaS)
- cloud computing (except software publishing and computer systems design), whether or not in combination with infrastructure provision
- provision of technical infrastructure related to streaming services
- specialised hosting activities, e.g.:
- web hosting
- application hosting
- general timeshare provision of mainframe facilities to clients
- data centre co-location activities (i.e. rental of server and networking space in data centres, including routine monitoring of servers)
- digital data storage
- issuing of crypto-assets without a corresponding liability (not by a monetary authority)
Excludes
- installation of communication equipment, see 33.20.0233.20.02
- installation of professional office machinery and equipment, see 33.20.0633.20.06
- repair and maintenance of computers and communication equipment, see 95.10.1095.10.10
- repair of data centres, excluding routine monitoring of servers, see 95.10.1095.10.10
- 63.10.2Data processing
ISTAT explanatory notes ›
Includes
- data processing services and related activities:
- complete processing of data supplied by clients
- generation of specialised reports from data supplied by clients
- blockchain / distributed ledger technology (DLT) data processing activities
- digitalisation of files (for further processing of data)
- provision of data entry services
- provision of datasets/databases with associated data processing services
Implementation rule
- Data processing activities are subdivided in accounting data processing and other data processing.
- Included within ATECO code 63.10.2 (Data processing), and consequently within ATECO codes 63.10.21 (Accounting data processing) and 63.10.29 (Other data processing), are the activities of data processing centres, which must be limited to the activities listed above, e.g. data processing services (processing with mathematical value of a mechanical and executive nature), provision of data entry services, generation of specialised reports without any intervention of an evaluative, discretionary and interpretative nature.
- data processing services and related activities:
- 63.10.21Accounting data processingFrom ATECO 2022: 52.10.10 Magazzini di custodia e deposito per conto terzi (in part) · 63.11.11 Elaborazione elettronica di dati contabili (esclusi i Centri di assistenza fiscale - Caf) (in part) · 63.11.20 Gestione database (attività delle banche dati) (in part)
ISTAT explanatory notes ›
Excludes
- activities provided by tax assistance centres, see 69.20.0769.20.07
- 63.10.29Other data processingFrom ATECO 2022: 52.10.10 Magazzini di custodia e deposito per conto terzi (in part) · 63.11.19 Altre elaborazioni elettroniche di dati (in part) · 63.11.20 Gestione database (attività delle banche dati) (in part)
ISTAT explanatory notes ›
Includes
- non-accounting data processing
- 63.9Web search portal activities and other information service activities
ISTAT explanatory notes ›
This group includes the operation of web sites that use a search engine to generate and maintain extensive databases of internet addresses and content in an easily searchable format (web search portals).
This group also includes other information service activities not elsewhere classified, e.g.:
- telephone-based information services
- information search services on a contract or fee basis
- news clipping services, press clipping services
Excludes
- intermediation service activities for retail sale, see 47.947.9
- intermediation service activities for passenger transportation, see 52.3252.32
- intermediation service activities for accommodation, see 55.4055.40
- publishing activities, see division 5858
- broadcasting activities, see division 6060
- news syndicate and news agency activities, see 60.3160.31
- activities of call centres, see 82.2082.20
Implementation rule
- The primary source of revenue from advertising does not have a bearing on classification for these activities.
- 63.91Web search portal activities
ISTAT explanatory notes ›
Excludes
- intermediation service activities for specialised construction services, see 43.6043.60
- intermediation service activities for retail sale, see 47.947.9
- intermediation service activities for transport, see 52.352.3
- intermediation service activities for postal and courier activities, see 53.3053.30
- intermediation service activities for accommodation, see 55.4055.40
- intermediation service activities for food and beverage service activities, see 56.4056.40
- publishing activities, see division 5858
- broadcasting activities, see division 6060
- news syndicate and news agency activities, see 60.3160.31
- intermediation service activities for telecommunication, see 61.2061.20
- intermediation service activities for real estate activities, see 68.3168.31
- intermediation service activities for the rental and leasing of tangible goods and non-financial intangible assets, see 77.577.5
- activities of call centres, see 82.2082.20
- intermediation service activities for business support service activities n.e.c., see 82.4082.40
- intermediation service activities for courses and tutors, see 85.6185.61
- intermediation service activities for medical, dental and other human health services, see 86.9786.97
- intermediation service activities for residential care activities, see 87.9187.91
- intermediation service activities for the repair and maintenance of computers, personal and household goods, and motor vehicles and motorcycles, see 95.4095.40
- intermediation service activities for personal services, see 96.4096.40
- 63.91.0Web search portal activities
- 63.91.00Web search portal activitiesFrom ATECO 2022: 63.12.00 Portali web (all from here)
ISTAT explanatory notes ›
Includes
- operation of web sites that use a search engine to generate and maintain extensive databases of internet addresses and content in an easily searchable format; these web search portals are not responsible for the content
- operation of comparison websites for prices, product specification etc., with provision of links to other websites
Also includes
- provision of data from web search portals without associated data processing services
- 63.92Other information service activities
ISTAT explanatory notes ›
Excludes
- intermediation service activities for specialised construction services, see 43.6043.60
- intermediation service activities for retail sale, see 47.947.9
- intermediation service activities for transport, see 52.352.3
- intermediation service activities for postal and courier activities, see 53.3053.30
- intermediation service activities for accommodation, see 55.4055.40
- intermediation service activities for food and beverage service activities, see 56.4056.40
- publishing activities, see division 5858
- broadcasting activities, see division 6060
- news syndicate and news agency activities, see 60.3160.31
- intermediation service activities for telecommunication, see 61.2061.20
- intermediation service activities for real estate activities, see 68.3168.31
- intermediation service activities for the rental and leasing of tangible goods and non-financial intangible assets, see 77.577.5
- activities of call centres, see 82.2082.20
- intermediation service activities for business support service activities n.e.c., see 82.4082.40
- intermediation service activities for courses and tutors, see 85.6185.61
- intermediation service activities for medical, dental and other human health services, see 86.9786.97
- intermediation service activities for residential care activities, see 87.9187.91
- intermediation service activities for the repair and maintenance of computers, personal and household goods, and motor vehicles and motorcycles, see 95.4095.40
- intermediation service activities for personal services, see 96.4096.40
- 63.92.0Other information service activities
- 63.92.00Other information service activitiesFrom ATECO 2022: 63.99.00 Altre attività dei servizi di informazione n.c.a. (all from here)
ISTAT explanatory notes ›
Includes
- other information service activities not elsewhere classified, e.g.:
- information search services on a contract or fee basis (e.g. by web scraping)
- news clipping services, press clipping services
- compiling of information or directories on a fee or contract basis
- other information service activities not elsewhere classified, e.g.:
Source and disclaimer
The code you find here has no legal value, like the one from ISTAT's own navigator. You can use it as a reference when you register or change a VAT number with the Business Register or the Italian Revenue Agency. If in doubt, ask your accountant. ISTAT's official ATECO navigator.
Data: ISTAT, ATECO 2025 classification, CC BY 4.0 licence. We reorganised the files for search without changing the text of codes and notes, except for the capitalisation of section titles. CC BY 4.0
ISTAT files used
- ATECO 2025 structure (Italian, English, German), last updated 2 April 2025
- ATECO 2025 explanatory notes (Italian, English), last updated 19 March 2025
- ATECO 2025 - ATECO 2022 correspondence table, 2026 update (Italian), last updated 15 July 2026
- ATECO 2025 - ATECO 2022 correspondence table, 2026 update (English), last updated 15 July 2026
- ATECO 2022 - ATECO 2025 operational reclassification table, 2026 update, last updated 15 July 2026