Соответствующая норма
Practice Relating to Rule 15. The Principle of Precautions in Attack
Section B. Avoidance or minimization of incidental damage
Italy’s LOAC Elementary Rules Manual (1991) states: “The commander shall consider all precautions in order to avoid and, at least, to minimize civilian casualties and damage to civilian objects.” 
Italy, Regole elementari di diritto di guerra, SMD-G-012, Stato Maggiore della Difesa, I Reparto, Ufficio Addestramento e Regolamenti, Rome, 1991, § 35.