A/RES/59/177 17. Also emphasizes, in that context, the fundamental and complementary role of national human rights institutions, regional bodies or centres and civil society, working jointly with States towards the achievement of the objectives of the Durban Declaration and Programme of Action; 18. Calls upon States to elaborate action plans, in consultation with national human rights institutions, other institutions created by law to combat racism, and civil society, and to provide the United Nations High Commissioner for Human Rights with such action plans and other relevant materials on measures taken to implement the provisions of the Durban Declaration and Programme of Action; 19. Calls upon all States to formulate and implement without delay, at the national, regional and international levels, policies and plans of action to combat racism, racial discrimination, xenophobia and related intolerance, including their gender-based manifestations; 20. Urges States to support the activities of existing regional bodies or centres that combat racism, racial discrimination, xenophobia and related intolerance in their respective regions, and recommends the establishment of such bodies or centres in all regions where they do not exist; 21. Recognizes the fundamental role of civil society in the fight against racism, racial discrimination, xenophobia and related intolerance, in particular in assisting States to develop regulations and strategies, in taking measures and action against such forms of discrimination and through follow-up implementation; 22. Emphasizes that, in accordance with the Durban Declaration and Programme of Action, States have a shared responsibility, at the international level and within the framework of the United Nations system, to determine modalities for the overall review of the implementation of the Declaration and Programme of Action; 23. Decides that the General Assembly, through its role in policy formulation, the Economic and Social Council, through its role in overall guidance and coordination, in accordance with their respective roles under the Charter of the United Nations and Assembly resolution 50/227 of 24 May 1996, and the Commission on Human Rights shall constitute a three-tiered intergovernmental process for the comprehensive implementation of and follow-up to the Durban Declaration and Programme of Action; 24. Stresses and reaffirms its role as the highest intergovernmental mechanism for the formulation and appraisal of policy on matters related to the economic, social and related fields, in accordance with Chapter IX of the Charter, including in the comprehensive implementation of and follow-up to the goals and targets set at all the major United Nations conferences, summits and special sessions; 25. Acknowledges that the outcome of the World Conference against Racism, Racial Discrimination, Xenophobia and Related Intolerance is on an equal footing with the outcomes of all the major United Nations conferences, summits and special sessions in the human rights and social fields; 26. Decides that the Economic and Social Council shall oversee system-wide coordination of the implementation of the Durban Declaration and Programme of Action; 5