Related Rule
Practice Relating to Rule 31. Humanitarian Relief Personnel
Italy’s Combatant’s Manual (1998) states:
International Red Cross Delegates and the equipment and facilities they use are protected by the emblem of the International Committee of the Red Cross.
IT IS PROHIBITED to carry out hostile acts of any kind against people and objects protected by this emblem, except in cases of legitimate defence.
The Delegates must be provided with full assistance in carrying out their tasks: in this regard, every combatant shall act in accordance with the orders received from his own Commanding Officer. 
Italy, Manuale del Combattente, SME 1000/A/2, Stato Maggiore Esercito/Reparto Impiego delle Forze, Ufficio Dottrina, Addestramento e Regolamenti, 1998, § 243.
[emphasis in original]