Singapore legislation
Regulation 62
of Air Navigation (91 — General Operating Rules) Regulations 2018
Regulation 62
Instrument approach procedures
Subregulation 1
The pilot-in-command of a relevant aircraft that is being operated in accordance with the Instrument Flight Rules must comply with the instrument approach procedures approved by the State of the Aerodrome or the State responsible for any aerodrome that is located outside the territory of any State.
Subregulation 2
The pilot-in-command of a relevant aircraft for a flight within Singapore airspace must not carry out instrument approach practice when flying in Visual Meteorological Conditions unless —
the appropriate air traffic control unit has been earlier informed about the flight for the purpose of instrument approach practice; and
if the flight is being carried out under simulated instrument flight conditions, an observer is carried in such a position in the aircraft that the observer has an adequate field of vision and can readily communicate with the pilot-in-command of the aircraft.