Singapore legislation
Regulation 32
of Air Navigation (135 — Commercial Air Transport by Helicopters and Small Aeroplanes) Regulations 2018
Regulation 32
Operating in icing conditions — ground procedures
Subregulation 1
Where the flight of a relevant aircraft is planned, or is expected, to operate in conditions where ground icing is known or suspected, the AOC holder must ensure that the flight is not commenced unless the aircraft —
(a)
has been inspected for icing;
(b)
has been given appropriate de‑icing or anti‑icing treatment as may be required upon inspection.
Subregulation 2
An AOC holder must record in the technical log the details of any treatment given under paragraph (1)(b).