فحسب مشروع المبدأ التوجيهي 2-5-12() ، يجوز للدول سحب الإعلانات التفسيرية البسيطة متى أرادت ذلك شريطة أن يتم هذا السحب على أيدي سلطة مختصة.
He did not understand why the strict practice of the Secretary-General of the Council of Europe as depositary (which was, incidentally, less strict than had been claimed) would be imposed on the rest of the world; in his opinion, the practice of the Secretary-General of the United Nations, which was more flexible, would be more suitable.