The International Research and Training Centre on Urban Drainage (IRTCUD) has been created at the Faculty of Civil Engineering, University of Belgrade, Belgrade, Serbia and Montenegro, by resolution of the 24th UNESCO General Conference in 1987. In addition to the Centre in Belgrade which serves as a global co-ordination unit, regional centres have been created: HTC-for Humid Tropical climates (Sao Paulo - recently moved to Porto Alegre, Brazil) and CC- for Cold Climates (Oslo, moved to Trondheim, Norway).
Main activities of IRTCUD centre are related to development and application of the innovative methodologies for urban water management by placing emphasises on the interaction of urban drainage with other urban water subsystems and its implementation through domestic and international projects; training of professionals, awareness raising and participation in solving of existing problems. From its establishement, IRTCUD has participated in a number of international projects, organised international courses, seminars and workshops, developed urban drainage data bases (UDM), published a number of books and professional materials. The activities are often part of and/or complient with UNESCO's IHP programmes. Additional partners include UNEP, UNDP, EU, etc. The projects were carried out through the above regional sub-centres. The activities comprise of cooperation with professional associations (IWA), United Nation organizations (UNESCO, UNDP, UNIDO), World Metheorological Organization (WMO), universities and research organisations all over the world. The principal partner for co-operation in education is UNESCO-IHE Institute for Water Education, Delft, The Netherlands