1. That area of an airport and buildings to which the non-travelling public has free access.
2. That portion of the aerodrome that is not considered airside. It consists primarily of passenger and cargo terminals, including appurtenances that may extend onto the airside, and those other facilities not located within the area defined by the airside.
1. ICAO (2008), DOC 8973/7R-VOL.V, Security Manual for Safeguarding Civil Aviation against Acts of Unlawful Interference
2. ICAO (2008), doc. 9882, Manual on Air Traffic Management System Requirements