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[F1ANNEX VI U.K. NON-COMMERCIAL AIR OPERATIONS WITH COMPLEX MOTOR-POWERED AIRCRAFT [PART-NCC]

SUBPART B OPERATIONAL PROCEDURES U.K.

NCC.OP.160 Use of headset U.K.

(a) Each flight crew member required to be on duty in the flight crew compartment shall wear a headset with boom microphone or equivalent. The headset shall be used as the primary device for voice communications with ATS: U.K.
(1)

when on the ground:

(i)

when receiving the ATC departure clearance via voice communication; and

(ii)

when engines are running;

(2)

when in flight:

(i)

below transition altitude; or

(ii)

10 000 ft, whichever is higher;

and

(3)

whenever deemed necessary by the pilot in command.

(b) In the conditions of (a), the boom microphone or equivalent shall be in a position that permits its use for two-way radio communications. ]U.K.