ajavahemik aeronavigatsiooniteabe avaldamise kuupäeva ja kellaaja ning selle kuupäeva ja aja vahel, mil teave kaotab kehtivuse
the period between the date and time on which aeronautical information is published and the date and time on which the information ceases to be effective
Hea teada
Valdkond ICAO lisade põhjal loodud klassifikaatori järgi: Lennuliikluse korraldamine
The parties referred to in Article 2(2) shall ensure that traceability is maintained on each data item during its period of validity and for at least 5 years following the end of that period or until 5 years after the end of the period of validity for any data item calculated or derived from it, whichever is later.
