Singapore legislation
Regulation 4
of Building Control (Use of Buildings Under Construction as Workers’ Quarters) Regulations 2008
Regulation 4
Requirements for rooms for workers’ quarters
No part of a building under construction shall be used as workers’ quarters unless the part of the building under construction in which the workers are housed comply with the following:
(a)
every room has a height of not less than 2,400 mm; and
(b)
every room is provided with —
(i)
windows or openings having an aggregate area of not less than 5% of the floor area of the room; or (ii)mechanical ventilation.