The criteria applied by Republic of Korea in grouping aerodromes for the provision of information in this AIP are as follows:
International aerodromes
The aerodrome of entry and departure for the international air traffic, where all formalities concerning customs, immigration, health, animal and plant quarantine and similar procedures are carried out and where air traffic services are available on a regular basis.
Domestic aerodromes
An aerodrome available only for domestic air traffic, including those military aerodromes where civil air traffic is allowed.