Соответствующая норма
Practice Relating to Rule 47. Attacks against Persons Hors de Combat
Section B. Specific categories of persons hors de combat
Ukraine’s IHL Manual (2004) states:
1.3.2. The following methods of warfare shall be prohibited:
- attacks against persons who have been shipwrecked …
1.4.10. All parties to an internal armed conflict shall provide protection to:
- members of armed forces who have laid down their arms;
- those placed hors de combat by sickness, wounds, detention, or any other cause.
1.4.12. All wounded, sick and shipwrecked or those who have suffered an aircraft crash irrespective of their previous participation in an armed conflict shall be respected and protected.
1.8.5. Serious violations of international humanitarian law directed against people include:
- directing attacks against persons protected by international humanitarian law [including bearers of flags of truce and those who accompany them]. 
Ukraine, Manual on the Application of IHL Rules, Ministry of Defence, 11 September 2004, §§ 1.3.2, 1.4.10, 1.4.12 and 1.8.5.