Соответствующая норма
Lebanon
Practice Relating to Rule 8. Definition of Military Objectives
Section C. Places where armed forces or their materiel are located
The Report on the Practice of Lebanon states that, according to an advisor of the Lebanese Ministry of Foreign Affairs, any position used by the occupying army for military purposes is considered a military objective. 
Report on the Practice of Lebanon, 1998, Interview with an advisor of the Lebanese Ministry of Foreign Affairs, Chapter 1.3.