(a) Coordinated Universal Time (UTC) shall be used and shall be
expressed in hours and minutes and, when required, seconds of the
24-hour day beginning at midnight.
(b) A time check shall be obtained prior to operating a controlled
flight and at such other times during the flight as may be necessary.
(c) Wherever time is utilised in the application of data link
communications, it shall be accurate to within 1 second of UTC.
(d) Time in air traffic services
(1) Aerodrome control towers shall, prior to an aircraft taxiing for
take-off, provide the pilot with the correct time, unless
arrangements have been made for the pilot to obtain it from other
sources. Air traffic services units shall, in addition, provide
aircraft with the correct time on request. Time checks shall be given
at least to the nearest minute.
Domain:Air operations, Air traffic management/Air navigation services, Aerodromes
Activitytype:Aerodrome flight information services (AFIS), Aeronautical information services (AIS), Air navigation services (ANS), Air operations, Air traffic control services (ATC), Air traffic services (ATS), Flight information services (FIS), Meteorological services (MET), Safety Management system (SMS)
Applicabilitydate:4 December, 2012
Entryintoforcedate:2 November, 2012
Icaoreference:Annex 2, Annex 11
Regulatedentity:Aerodrome operator, Aeronautical station, Air navigation service provider, Air traffic controller, ATC provider, Air traffic services unit, Aircraft operator, Airspace user, Flight crew, Unmanned free balloon operator
Regulatorysource:Regulation (EU) No 923/2012Navigate
Regulatorysubject:Annex-Section 3: General rules and collision avoidance