Use of portable electronic device (PED)
10.—(1)  Subject to paragraphs (2), (3) and (4), an AOC holder must not permit the use of any portable electronic device on board a relevant aircraft.
(2)  An AOC holder may permit the following types of portable electronic devices to be used when a relevant aircraft is operating at an altitude above 10,000 ft:
(a)an unintentionally transmitting PED;
(b)an intentionally transmitting PED with its transmitting function disabled.
(3)  An AOC holder may permit any portable electronic device to be used on board a relevant aircraft after the aircraft has exited the runway or helipad (as the case may be) upon landing.
(4)  Where an AOC holder has obtained prior approval from the Director-General of Civil Aviation under regulation 12, the AOC holder may permit —
(a)the use of an intentionally transmitting PED, with the transmitting functions in active mode, on a relevant aircraft when the aircraft is operating at any altitude; or
(b)the use of an unintentionally transmitting PED, or an intentionally transmitting PED with the transmitting function disabled, on a relevant aircraft when the aircraft is operating at an altitude of 10,000 ft or lower.
(5)  Despite paragraphs (2), (3) and (4), an AOC holder —
(a)must not permit the use of any portable electronic device for voice communications on board a relevant aircraft except after the aircraft has exited the runway or helipad (as the case may be) upon landing;
(b)must not permit the use, or must terminate any permitted use, of a portable electronic device on board a relevant aircraft if use of the portable electronic device may interfere, or is suspected of interfering, with the performance of the navigation and communication systems of the aircraft; and
(c)must ensure that a person assigned as a flight crew member of a relevant aircraft does not use a portable electronic device on the flight deck unless the portable electronic device is being used for operational purposes, as approved by the Director-General of Civil Aviation under the Air Navigation (98 — Special Operations) Regulations 2018 (G.N. No. S 442/2018).
(6)  Nothing in this regulation prohibits the pilot-in-command of a relevant aircraft from doing either or both of the following:
(a)overriding the AOC holder’s permitted use of a portable electronic device on the aircraft under paragraph (2), (3) or (4);
(b)requiring the cessation of use of any portable electronic device on board the aircraft.