Règle correspondante
Indonesia
Practice Relating to Rule 47. Attacks against Persons Hors de Combat
According to the Report on the Practice of Indonesia, quarter must be granted to every person taking part in hostilities, whether they are saboteurs, spies, mercenaries or illegal combatants. 
Report on the Practice of Indonesia, 1997, Answers to additional questions on Chapter 2.1.
Indonesia’s Air Force Manual (1990) states: “It is prohibited to kill or injure the enemy who has surrendered.” 
Indonesia, The Basics of International Humanitarian Law in Air Warfare, Indonesian Air Force, 1990, § 15(b)3.
The manual further states:
It is prohibited to attack:
a. Enemy ships which are obviously intending to surrender;
b. Shipwrecked crew, including the crew of military air craft of the adverse party. 
Indonesia, The Basics of International Humanitarian Law in Air Warfare, Indonesian Air Force, 1990, § 15(b)3.