3. Decides that the Summit shall be open to all States Members of the United Nations and States members of the specialized agencies, with the participation of observers in accordance with the established practice of the General Assembly and its conferences and with the rules of procedure of the Summit;
3. 决定首脑会议将根据大会及其专题会议的惯例和首脑会议议事规则，对所有联合国会员国和专门机构成员国开放，并让观察员参加；