Definition / Belongs to this divisionThis division includes:
- the political activities of political organizations and related subsidiary organizations, such as youth organizations in political parties; these organizations mostly seek to influence government decisions, place party members or sympathizers in a political position, but disseminate information, public relations, raise funds, and so on.

Definition / Belongs to this divisionThis division includes:
- manufacture of paper and paperboard for further industrial processing
also belongs to this sectorThis division also includes:
- paper and board processing:
- coating, varnishing and impregnation of paper and board
- production of creped or creped paper
- manufacture of paper and paperboard associated with paper or paperboard
- production of handmade paper
- manufacture of newsprint, other printing or writing paper
- manufacture of cellulose wadding and webs from cellulose fibers
- manufacture of carbon paper (copy paper), stencil paper in rolls or in large sheets
It does not belong to this sectorThis division excludes:
- manufacture of corrugated paper and paperboard, see 17.21
- manufacture of articles by further processing of paper pulp, paper and paperboard, see 17.22, 17.23, 17.24, 17.29
- manufacture of coated and impregnated paper, if the main component of the product is a coating and impregnating material, see the section of the coating and impregnating material manufacturer, eg 22.21
- manufacture of abrasive paper, see 23.91
It does not belong to this branch - Hungarian supplementThis division excludes - Hungarian supplement:
- manufacture of textile wadding, see 17.22

Definition / Belongs to this divisionThis division includes the operation of a unit specializing in the installation of machinery. However, the construction industry includes the installation of machinery which is an integral part of a building or similar structure, such as lift installation, electrical installation, burglar alarm system or air conditioning equipment.

This division includes:
- installation and commissioning of the industrial machine and industrial plant
- commissioning and assembly of industrial process control equipment
- commissioning of other industrial equipment, such as
- commercial equipment
- computer central units
- radiating and electrical medical equipment, etc.
- dismantling of large machinery and equipment
- machine shop activity
- on-site assembly of the machine
- installation of bowling equipment
It belongs to this branch - Hungarian supplementThis division includes - Hungarian supplement:
- installation of a central computer (large machine) and a similar non-personal computer
It does not belong to this sectorThis division excludes:
- installation of lift, moving walkway, automatic door, dust extraction system, etc., see 43.29
- installation of doors, stairs, business equipment, furniture, see 43.32
- installation (assembly) of the personal computer, see 62.09
It does not belong to this branch - Hungarian supplementThis division excludes - Hungarian supplement:
- installation of software for the installation of mainframe computer systems, see 62.09

Definition / Belongs to this divisionThis division includes:
- screening of films and videos in cinemas, outdoors or in other public display facilities
- film screenings in the framework of film clubs