In Bijeljina yesterday, 01/28/2020. a meeting of the Association of Water Supplies of the Republika Srpska and the Association of Water Technology and Sanitary Engineering Belgrade was held. The topic of the meeting was the preparation of the 20th jubilee international conference entitled “Water and Sewerage Systems in Climate Change”, which will be held in the period 26-28.05.2020. on Jahorina, Pale. In front of the Association “RS Water Supply”, the meeting was attended by the President of the Association Zoran Popovic, as well as Vice Presidents Jovan Katic and Predrag Perkovic with associates. The meeting agreed on the organization of the conference, the thematic area, the number of professional and scientific papers, the printing of the Proceedings, as well as the financing of the conference. The Jahorina Conference is an opportunity to exchange experiences, present new insights, as well as conduct dialogues on basic organizational, economic and technical issues in the water sector.