Соответствующая норма
Practice Relating to Rule 65. Perfidy
Section A. General
The Report on the Practice of the Philippines notes that officers of the Philippine armed forces make the distinction between ruses of war and acts of perfidy, adding that US military manuals are usually followed. 
Report on the Practice of the Philippines, 1997, Interview with a naval officer, 5 March 1997, Chapter 2.4.