Singapore legislation
Regulation 22
of Road Traffic (Motor Vehicles, Construction and Use) Rules
Regulation 22
Windscreen wipers
Subregulation 1
The windscreen of every motor vehicle, which is so constructed that the driver cannot obtain an adequate view to the front of the vehicle without looking through the windscreen by opening the windscreen or otherwise, shall be fitted with efficient automatic windscreen wipers.
Subregulation 2
The windscreen wipers required by paragraph (1) shall be capable of clearing the windscreen so that the driver has an adequate view of the road in front of the near and off-sides of the vehicle in addition to an adequate view to the front of the vehicle.