Singapore legislation
Regulation 16
of Civil Aviation Authority of Singapore (Changi Airport) By-laws 2009
Regulation 16
Minimum safe distance from stationary aircraft
Subregulation 1
The driver of a vehicle in the movement area shall keep the vehicle at least 5 metres away from any wing-tip of a stationary aircraft.
Subregulation 2
Paragraph (1) shall not apply where the vehicle is directly below the wing-tip of the aircraft.