Communication equipment
94.—(1)  An AOC holder must ensure that every large aeroplane is equipped with —
(a)radio communication equipment that is capable of providing continuous two‑way communication with an appropriate air traffic services unit or aeronautical telecommunication facility, and for receiving meteorological information, at any time during flight; and
(b)a headset with a boom or throat microphone.
(2)  The radio communication equipment required under paragraph (1) must provide for communication on the emergency frequency 121.5 MHz.
(3)  An AOC holder must not operate a large aeroplane in defined portions of airspace or on a route where the appropriate air traffic services authority has specified a required communication performance for performance‑based communication unless —
(a)the aeroplane is equipped with the capability of operating in accordance with the specified required communications performance; and
(b)the AOC holder has an approval granted by the Director‑General of Civil Aviation under the Air Navigation (98 — Special Operations) Regulations 2018 for that purpose.