Appropriate authority
urn:aero:airm:1.0.0:ContextualModel:ATMBusinessTerms:Appropriate_authority
a) Regarding flight over the high seas: The relevant authority of the State of Registry. b) Regarding flight other than over the high seas: The relevant authority of the State having sovereignty over the territory being overflown.
Source:
ICAO
Synonyms:
appropriate national authority; competent authority