To apply for an international non-scheduled flight, special flight, or other non-profit flight other than international charter flight, a civil air transport enterprise shall file application (attachment 5) three working days before the estimated departure date with CAA for approval. The same applies to the case of changes. To apply for a non-profit flight and carry passengers who are not staffs on aircraft shall file certification of insurance taken of the passengers.The validity of the flight approval in the preceding paragraph shall be twenty-four hours before and after the estimated time of departure and arrival as shown in the flight notification (attachment 6).Attachment 5 Application for Civil aircraft to make a flight.pdfAttachment 6 Notice of Civil AviationAdministration, Ministry of Transportation & Communication, granting permission to a flight by civil aircraft.pdf