| Section F : Construction | 
| Division 41 : Construction of buildings | 
| Group | Class | Sub-class | Description | 
| 410 |  |  | Construction of buildings | 
|  | 4100 |  | Construction of buildings | 
|  |  |  | This class excludes: | 
|  |  |  | - erection of complete prefabricated constructions from self-manufactured parts not of concrete, see divisions 16 and 25 | 
|  |  |  | - construction of industrial facilities, except buildings, see 4290 | 
|  |  |  | - architectural and engineering activities, see 7110 | 
|  |  |  | - project management activities related to construction, see 7110tion | 
|  |  | 41001 | Construction of buildings carried out on own-account basis or on a fee or contract basis | 
|  |  | 41002 | Activities relating to alteration, addition, repair, maintenance carried out on bown-account basis or on a fee or contract basis | 
|  |  | 41003 | Assembly and erection of prefabricated constructions on the site |