any air operation carried out by civil aircraft, excluding operations carried out by State aircraft referred to in Article 3 of the Chicago Convention on International Civil Aviation, all aviation activities other than government and military air services, which can be divided into commercial air transport services, private flying and specialised services or aerial work, mis tahes tsiviilõhusõiduki poolt teostatav lennundustegevus, välja arvatud riiklike õhusõidukite teostatavad lennud, millele on osutatud Chicago konventsiooni artiklis 3
