4. Emphasizes the importance of full cooperation and assistance by the authorities of the affected countries in facilitating the work of humanitarian organizations, including non-governmental organizations, to mitigate the humanitarian consequences of the Chernobyl catastrophe, notes the measures already taken by the Governments of the affected countries in this regard, and encourages them to take further measures to simplify their relevant internal procedures and to identify ways in which their systems of granting exemption from customs and other duties can be made more effective with regard to goods provided free of charge as humanitarian assistance by humanitarian organizations, including non-governmental organizations;
4. 强调受影响国家的当局必须充分合作和协助人道主义组织、包括非政府组织减轻切尔诺贝利灾难的人道主义后果的工作，注意到受影响国家的政府在这方面已经采取的措施，并鼓励它们采取进一步措施简化其有关国内程序，找出办法使它们对人道主义组织、包括非政府组织免费提供的人道主义援助货物豁免海关税费的系统更加有效；