The report presents institutions and organisations involved in radioactive waste management (RWM) in several Members States (MSs) of the European Union (EU). It also identifies the responsibilities of different actors and the relationships and lines of accountability existing between them. The purpose is to provide a comprehensive overview of the RWM key stakeholders in the EU MSs. The report also locates RWM facilities in each country through the use of geographical maps. Detailed country profiles are provided for fifteen MSs: Belgium, Bulgaria, Czech Republic, Finland, France, Germany, Hungary, Lithuania, the Netherlands, Romania, Slovak Republic, Slovenia, Spain, Sweden and the United Kingdom.