Соответствующая норма
Practice Relating to Rule 48. Attacks against Persons Parachuting from an Aircraft in Distress
The Hellenic Territorial Army’s Internal Service Code (1984), as amended, provides:
It is forbidden for members of the armed forces:
j)To attack the crew and passengers of civil or military aircrafts, when they fall to the ground using parachutes, from an aircraft which is in danger, with the exception of the case of commando-raid operations. 
Greece, Hellenic Territorial Army Regulation of Internal Service Code, Presidential Decree 130/1984 (Military Regulation 20-1), as amended, Article 15(j).