Definition / Belongs to this divisionThis division includes:
- roof construction
- construction of roofing, rain gutters and gutters
It does not belong to this sectorThis division excludes:
- renting of construction machinery and equipment without personnel, see 77.32

Definition / Belongs to this divisionThis division includes:
- professional construction activities used in the construction of different structures, which in some respects require the same expertise or special equipment:
- construction of foundations, including piling
- resistance and waterproofing work
- dehumidification of a building
- mine deepening
- installation of steel structures
- steel bending
- masonry, stone laying
- Scaffolding and demolition work, except rental of scaffold and its work surface
- construction of chimneys and construction of industrial furnaces
- work requiring special skills, such as the use of technical mountaineering techniques and related structures, e.g. for work on tall structures
- underground work
- construction of an outdoor swimming pool
- cleaning the external façade of buildings by steam and sand blasting or by a similar method
- rental of cranes and other construction equipment by staff separately from the specific construction work
It does not belong to this sectorThis division excludes:
- renting of construction machinery and equipment without personnel, see 77.32
It does not belong to this branch - Hungarian supplementThis division excludes - Hungarian supplement:
- drilling of a water well, see 42.21

Definition / Belongs to this divisionThis sector includes (except manufacturing and rental) all activities related to motor vehicles (including lorries) and motorcycles, such as wholesale and retail trade, repair and maintenance of new and used motor vehicles, major spare parts and accessories for motor vehicles and motorcycles. This sector includes commission agency activities related to the wholesale and retail trade of vehicles.
also belongs to this sectorThis sector also includes:
- activities such as washing, painting, etc. of the vehicle.
It does not belong to this sectorThis sector excludes:
- sales of motor fuels, lubricants and coolants, see 46.12, 46.71, 47.30, 47.78
- hire of motor vehicles and motorcycles, see 77.1