Соответствующая норма
Spain
Practice Relating to Rule 24. Removal of Civilians and Civilian Objects from the Vicinity of Military Objectives
Spain’s LOAC Manual (1996) lists among the required precautionary measures to be taken in defence the duty “to remove, as far as possible, civilian persons or objects under military control from the vicinity of military objectives”. 
Spain, Orientaciones. El Derecho de los Conflictos Armados, Publicación OR7-004, 2 Tomos, aprobado por el Estado Mayor del Ejército, División de Operaciones, 18 March 1996, Vol. I, §§ 2.3.b.(4) and 4.5.a.(2).
Spain’s LOAC Manual (2007) states: “As far as possible, the civilian population, individual civilians and civilian objects under military control should be removed from the vicinity of military objectives.” 
Spain, Orientaciones. El Derecho de los Conflictos Armados, Tomo 1, Publicación OR7–004, (Edición Segunda), Mando de Adiestramiento y Doctrina, Dirección de Doctrina, Orgánica y Materiales, 2 November 2007, § 2.3.b.(4); see also § 4.5.a.(2).