Related Rule
Israel
Practice Relating to Rule 122. Pillage of the Personal Belongings of Persons Deprived of Their Liberty
Israel’s Manual on the Rules of Warfare (2006) states:
It is forbidden to confiscate the personal possessions of a prisoner-of-war, especially not their identity cards and their means of protection (excluding weapons) issued to them by their army (such as gas masks, plastic ground-sheets and steel helmets). 
Israel, Rules of Warfare on the Battlefield, Military Advocate-General’s Corps Command, IDF School of Military Law, Second Edition, 2006, p. 33.
The manual further states that the 1949 Geneva Convention III “reminds that … [the] personal belongings [of prisoners of war] must be returned to them”. 
Israel, Rules of Warfare on the Battlefield, Military Advocate-General’s Corps Command, IDF School of Military Law, Second Edition, 2006, p. 34.
The Manual on the Rules of Warfare (2006) is a second edition of the Manual on the Laws of War (1998).