Regulations on Safeguarding Civil Aviation Against Acts of Unlawful Interference Article 22

The APB may assign an armed in-flight security officer to carry out security duty on board an aircraft and shall notify the owner or operator of the aircraft 72 hours prior to the boarding onto the aircraft provided, however, that the 72-hour limitation will not apply in case of emergencies.Upon receipt of the notice referred to in the preceding paragraph, the owner or operator of an aircraft shall further notify the airport of origin, airport of transit and airport of destination.The two preceding paragraphs shall apply mutatis mutandis in cases where the owner or operator of an aircraft carries such other persons as are approved by the APB to bear arms on board an aircraft.