Соответствующая норма
Practice Relating to Rule 15. The Principle of Precautions in Attack
Section D. Information required for deciding upon precautions in attack
Italy’s LOAC Elementary Rules Manual (1991) states: “The commander shall keep himself informed on concentrations of civilian persons, important civilian objects and specifically protected establishments.” 
Italy, Regole elementari di diritto di guerra, SMD-G-012, Stato Maggiore della Difesa, I Reparto, Ufficio Addestramento e Regolamenti, Rome, 1991, § 44; see also § 31.
Upon ratification of the 1977 Additional Protocol I, Italy declared:
In relation to Articles 51 to 58 inclusive, the Italian Government understands that military commanders and others responsible for planning, deciding upon or executing attacks necessarily have to reach decisions on the basis of their assessment of the information from all sources which is available to them at the relevant time. 
Italy, Declarations made upon ratification of the 1977 Additional Protocol I, 27 February 1986, § 5.