Where and when a pilot-in-command discovers that the civil aircraft, airport and weather conditions do not conform to the requirements prescribed and cannot ensure flight safety, he has the right to refuse takeoff.
Article 46 The pilot-in-command has the right to take necessary and appropriate measures in flight, under the prerequisite of ensuring flight safety, against any acts which may destroy the civil aircraft, interfere with the order on board and jeopardize the safety of persons or property therein, and any other acts jeopardizing flight safety.
In case of extraordinary circumstances in flight, the pilot-in-command shall have authority as to disposition of the civil aircraft so as to ensure the safety of the aircraft and the persons therein.
Article 47 The pilot-in-command has the right to ask for a change of crew member(s) in order to ensure flight safety if he discovers that the crew member(s) are not suitable for performing the flight mission.
Article 48 In case a civil aircraft is in distress, the pilot-in-command has the right to take all necessary measures, and direct the crew members and other persons on board the aircraft to take rescue measures.
In case of emergency which necessitates evacuation from the civil aircraft in distress, the pilot-in-command must take measures first to organize passengers to leave the civil aircraft safely;