In view of the seriousness and importance of the functions of an international official, the provision of legal protection for him and all of them is essential for the proper functioning of the international public office, which reflects the independence, impartiality and integrity of an international official and prevents him from falling under the influence of political pressure from States, And this is achieved through the international organization in which it operates with its international legal personality, which gives it the right to an international claim for the damage it may cause under the so-called "functional protection".