| 43.1 | DEMOLITION AND SITE PREPARATION |
| Class | The name of the class |
| 43.11 | Demolition |
| 43.12 | Site preparation |
| 43.13 | Test drilling and boring |
| 43.2 | ELECTRICAL, PLUMBING AND OTHER CONSTRUCTION INSTALLATION ACTIVITIES |
| Class | The name of the class |
| 43.21 | Electrical installation |
| 43.22 | Plumbing, heat and air-conditioning installation |
| 43.29 | Other construction installation |
| 43.3 | BUILDING COMPLETION AND FINISHING |
| Class | The name of the class |
| 43.31 | Plastering |
| 43.32 | Joinery installation |
| 43.33 | Floor and wall covering |
| 43.34 | Painting and glazing |
| 43.39 | Other building completion and finishing |
| 43.9 | OTHER SPECIALISED CONSTRUCTION ACTIVITIES |
| Class | The name of the class |
| 43.91 | Roofing activities |
| 43.99 | Other specialised construction activities n.e.c. |