Singapore legislation
Regulation 3
of Town Councils (Inclusion of Property as Common Property) Rules 2005
Regulation 3
Inclusion of fixed external windows of flats as common property
All windows of any flat in any residential or commercial property of the Board within a Town, being windows that are located on any exterior wall of the flat, or that are installed on or form part of the exterior of any building of which the flat is part thereof, other than —
(a)
louvres (with or without any movable part); or
(b)
any casement window, sliding window or other window with any movable part,shall be included as part of the common property of the residential or commercial property in the housing estate of the Board within that Town.