aircraft identificationmeans a group of letters, figures, or a combination of them, which is either identical, or the coded equivalent, to the aircraft call sign to be used in air–ground communications, and which is used to identify the aircraft in ground–ground air traffic services communications;’;
estimated off-block datemeans the estimated date on which the aircraft will commence movement associated with departure;’;
Integrated Initial Flight Plan Processing System (IFPS)means a system within the European Air Traffic Management network through which a centralised flight planning processing and distribution service, dealing with the reception, validation and distribution of flight plans, is provided within the airspace to which this Regulation applies;’;
Network Manager (NM)means the body entrusted with the tasks necessary for the execution of the functions referred to in Article 6 of Regulation (EC) No 551/2004;’;
NOTAMmeans a notice distributed by means of telecommunication containing information concerning the establishment, condition, or change in any aeronautical facility, service, procedure, or hazard, the timely knowledge of which is essential to personnel concerned with flight operations;
originator of a flight planmeans a person or organisation submitting flight plans and any associated update messages to the Integrated Initial Flight Plan Processing System (IFPS), including pilots, operators and agents acting on their behalf, and ATS units;’;
pre-flight phasemeans the period from the first submission of a flight plan until the first air traffic control clearance is delivered;’