Singapore legislation
Regulation 64
of Air Navigation (135 — Commercial Air Transport by Helicopters and Small Aeroplanes) Regulations 2018
Regulation 64
Instrument flight procedures
Subregulation 1
An AOC holder must ensure that a relevant aircraft that is being operated in accordance with the Instrument Flight Rules complies with the instrument flight procedures approved by —
(a)
the State of the Aerodrome; or
(b)
the State responsible for the heliport that is located outside the territory of any State, if the aircraft is a helicopter.
Subregulation 2
An AOC holder must specify in its Operations Manual the instrument approach procedures as part of the standard operating procedures.