Соответствующая норма
Benin
Practice Relating to Rule 10. Civilian Objects’ Loss of Protection from Attack
Section B. Situations of doubt as to the character of an object
Benin’s Military Manual (1995) states: “Whenever there is a doubt concerning the nature of an objective, it must be considered as a civilian object.” 
Benin, Le Droit de la Guerre, III fascicules, Forces Armées du Bénin, Ministère de la Défense nationale, 1995, Fascicule I, p. 13.