The paper analyses the legal and institutional framework of water management in Serbia. The aim is to identify existing obstacles that interfere with the development and implementation of Integrated Water Resources Management (IWRM). The paper points out some of the most common challenges of integrated reservoir management in Serbia, such as gaps and ambiguities in the legislative framework, poor institutional coordination, underdeveloped environmental awareness and often conflicting stakeholder involvement. The case study is trying to address the current challenges of using and managing the water reservoir. The paper will provide answers to the following questions: What are the main problems related to the use and management of reservoirs,...