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 the design and consultancy of a computer system that integrates hardware, software, and other information technology. The service may include related user training.
It does not belong to this sectorThis division excludes:
- installation of the main computer (mainframe) and similar computers, see 33.20
- trade in hardware and software, see 46.51, 47.41
- installation of the personal computer, see 62.09
- software installation, computer crash recovery, see 62.09

Definition / Belongs to this divisionThis division includes:
- operation, maintenance, upkeep and access activities related to satellite telecommunications infrastructure (voice, data, text, voice and video transmission equipment)
- the transmission to consumers of visible, audible or textual broadcasts from cable networks, local television or radio station networks via direct satellite systems. (The units listed here do not usually compile a program.)
also belongs to this sectorThis division also includes:
- Internet access provided by the satellite infrastructure manager
It does not belong to this sectorThis division excludes:
- resale of telecommunications services, see 61.90