| Renovations that are not allowed |
| Partitioning with combustible or toxic emission materials (e.g. plywood, plastics, asbestos etc.) |
| Hacking and removal of structural members such as reinforced concrete wall, columns, beams, slabs, staircases within maisonette flats, etc. |
| Installing awning or other fixtures outside flat. |
| Replacement of external full height windows. |
| Placement of reflective film over existing window's glass panel. |
| Installing casement windows where flat's façade is facing common corridor. |
| Plastering of ceilings. |
| Painting external part of building (e.g. common corridor walls and ceilings) |
| Repositioning or enlarging bin chute opening. |
| Excessive overloading of the floor slab with a load greater than 150 kg for every metre square of floor area. |