 
| Class | Class Name | 
|---|---|
| 37 | construction of recreational and sports grounds including golf courses | 
| 37 | construction of roads | 
| 37 | construction of runways | 
| 37 | construction of ships, submarines and dry docks | 
| 37 | construction of shopping centres | 
| 37 | construction of steel structures | 
| 37 | construction of structures for electrical energy transportation and distribution | 
| 37 | construction of structures for the production of natural gas | 
| 37 | construction of structures for the storage of natural gas | 
| 37 | construction of structures for the transportation of natural gas | 
| 37 | construction of telecommunication towers | 
| 37 | construction of trade fair stands | 
| 37 | construction of tunnels | 
| 37 | construction of warehouse, industrial, office and commercial buildings | 
| 37 | construction project management services | 
| 37 | construction, renovation, refurbishment, maintenance and repair of real estate | 
| 37 | construction, repair and installation services relating to transportable buildings | 
| 37 | construction, repair and maintenance of roads | 
| 37 | construction, repair and maintenance of toll roads, ring roads, highways, expressways and bridges | 
| 37 | construction, repair, maintenance and cleaning of industrial, commercial and domestic buildings and roads | 
| 37 | construction, repair, maintenance and demolition of buildings and building complexes | 
| 37 | construction services | 
| 37 | construction services relating to infrastructure, industrial, residential and commercial developments | 
| 37 | construction services relating to residential and commercial real estate | 
| 37 | construction supervision | 
| 37 | construction supervision of civil engineering works | 
| 37 | construction supervision relating to the fitting-out of the interior of buildings | 
| 37 | constructions of office, residential and commercial buildings | 
| 37 | consultancy services relating to construction | 
| 37 | consultancy services relating to construction engineering | 
| 37 | consultancy services relating to the construction and repair of buildings | 
| 37 | consultancy services relating to the construction, maintenance and repair of mechanical engineering structures | 
| 37 | consultancy services relating to the construction of hotels | 
| 37 | consultancy services relating to the repair or maintenance of semiconductor testing equipment, machines and apparatus | 
| 37 | consultation relating to maintenance of transportation and conveyance facilities | 
| 37 | dam and reservoir construction | 
| 37 | damp-proofing [building] | 
| 37 | damp-proofing of buildings | 
| 37 | demolition of bridges | 
| 37 | demolition of buildings | 
| 37 | detection, control and extermination of pests, vermin, insects and parasites | 
| 37 | detection, inspection and extermination services relating to termite, vector and pests | 
| 37 | development and redevelopment of land, real estate and property (construction services) | 
| 37 | development of hotels [construction] | 
| 37 | development of housing estates and leisure parks (construction services) | 
| 37 | development of ports [construction] | 
| 37 | development of residential and commercial real estate (construction) | 
| 37 | development of residential, commercial, shopping, office, hotel and industrial complexes (construction) | 
| 37 | diaper cleaning | 
| 37 | disinfecting |