
- 13 Development (Service)
- 14 Logistics (Service)
- 15 Maintenance (Service)
- 16 Food, beverage, tobacco
- 17 Machine, device (for special applications)
- 18 Equipment f. mining, metallurgical plant, rolling mill a. foundry
- 19 Information, communication and media technology
- 20 Packing material
- 21 Plant equipment, tool
- 22 Construction technology
- 22-10 Construction service - single activity
- 22-11 Special construction work
- 22-12 Construction service skill category
- 22-13 Bulk goods, mixed goods (building material)
- 22-14 Pipe and pipe fitting (building material)
- 22-15 Dewatering, drainage, shaft
- 22-16 Stone slab, curbstone and pavement coating
- 22-17 Construction chemicals
- 22-18 Masonry
- 22-19 Grate, basement light shaft, mesh
- 22-20 Flue gas system, chimney (construction element)
- 22-21 Dry construction
- 22-22 Insulating material, fabric (building material)
- 22-23 External facing, facade construction
- 22-24 Sheet metal (building material)
- 22-25 Roofing
- 22-26 Surface sealing
- 22-27 Roofing supplement unit, roof lighting
- 22-28 Door, gate, window
- 22-29 Wood, timber material
- 22-30 Stair construction (building element)
- 22-31 Banister construction (building element)
- 22-32 Sun protection (building element)
- 22-33 Supporting structure (element)
- 22-33-01 Prefabricated concrete part (supporting structure, building element)
- 22-33-04 Prefabricated building, bridge (element)
- 22-33-05 Constructional prefabricated part
- 22-33-05-01 External wall construction
- 22-33-05-02 Floor supporting structure
- 22-33-05-03 Room framework
- 22-33-05-04 Prefabricated balcony, balustrade
- 22-33-05-05 Prefabricated glass reinforced concrete part
- 22-33-05-90 Constructional prefabricated part (unspecified)
- 22-33-05-91 Constructional prefabricated part (parts)
- 22-33-05-92 Constructional prefabricated part (accessories)
- 22-33-06 Barrier wall, retaining wall
- 22-33-07 Roofing, canopy
- 22-33-08 Arbor, winter garden
- 22-33-90 Supporting structure (element, other)
- 22-34 Concrete, mortar, binder
- 22-35 Glass
- 22-36 Sanitation
- 22-37 Swimming pool facility, sauna
- 22-39 Heating technology (building material)
- 22-41 Air treatment, ventilation system
- 22-46 Flooring
- 22-47 Tile, panel
- 22-48 Wall covering, wallpaper, paper, pasteboard
- 22-49 Profile, armoring, lattice
- 22-51 Scaffolding, ladder, formwork, sheeting material (SFS)
- 22-52 Barrier, security device (construction)
- 22-53 Sign-posting (building material)
- 22-54 Outdoor installations, gardening and landscaping
- 22-55 Track construction material
- 22-56 Pipe and pipe fittings (installation)
- 22-57 System for solar energy usage
- 23 Machine element, fixing, mounting
- 24 Office product, facility and technic, papeterie
- 25 General service
- 26 Energy, extraction product, secondary raw material and residue
- 27 Electric engineering, automation, process control engineering
- 28 Vehicle (complete vehicle)
- 29 Home economics, Home technology
- 30 Auxiliary supply, additive, cleaning agent
- 31 Polymer
- 32 Laboratory material, Laboratory technology
- 33 Installation (complete)
- 34 Medical Device
- 35 Semifinished product
- 36 Machine, apparatus
- 37 Industrial piping
- 38 Inorganic Chemical
- 39 Organic Chemical
- 40 Occupational safety, accident prevention
- 41 Marketing
- 42 In-vitro diagnostic
- 43 Optics
- 44 Automotive engineering, vehicle component
- 45 Human and veterinary drug, pesticide as well as active ingredient
- 46 Clothing and textile
- 47 Body care, personal hygiene
- 48 Sport, playing, leisure
- 49 Public safety and military technology
- 50 Interior furnishing
- 51 Fluid power
- 90 Interim class (unspecified)