Definition / Belongs to this divisionThis division includes:
- on-site management, operation and support services of the customer's computer system and/or data processing equipment
It belongs to this branch - Hungarian supplementThis division includes - Hungarian supplement:
- computer rental and operating leasing with operating personnel
It does not belong to this branch - Hungarian supplementThis division excludes - Hungarian supplement:
- Renting and leasing of computers without operator, see 77.33

Definition / Belongs to this divisionThis division includes information technology and computer activities n.e.c.:
- Recover your computer after a crash
- setting up the personal computer
- the software installation
It does not belong to this sectorThis division excludes:
- installation of a central computer (large machine) and similar non-personal computer, see 33.20
- computer programming activities, see 62.01
- computer consultancy, see 62.02
- computer operation, see 62.03
- data processing and hosting, see 63.11

Definition / Belongs to this divisionThis division includes:
- building infrastructure for hosting, data processing and other related network services
- special hosting service such as:
- web hosting,
- online data or content download (streaming) service
- user hosting service,
- other user services,
- the general time-sharing service from the central computer to the users
- data processing:
- complete processing of data received from the customer
- compiling reports from customer data
- data recording
It does not belong to this sectorThis division excludes:
- the activity where the service provider uses the computer only as an aid (to perform the service); in these cases, the service provided is classified according to the nature of the service

Definition / Belongs to this divisionThis division includes the operation of search pages on the World Wide Web, which create and maintain extensive databases of Internet addresses and content in an easily searchable form.

This division includes other website services that act as an Internet portal, such as a media site, that periodically updates content.
It does not belong to this sectorThis division excludes:
- publishing of books, dailies, magazines, etc. on the Internet, see section 58
- broadcasting via the Internet, see sector 60