Multilateral relations in Europe

Europe constitutes the priority field of international action for ASN, which thereby intends contributing to the construction of a Europe of nuclear safety, of safety of management of nuclear waste and spent fuel and of radiation protection.

Clubs of Nuclear Safety and Radiation Protection Authorities


The association HERCA (Heads of European Radiological Protection Competent Authorities was created on the initiative of ASN in 2007. HERCA proposes concrete elements promoting the harmonisation of regulations and practices. HERCA has thus become a major actor of radiation protection in Europe


WENRA was created in February 1999 on the initiative of André-Claude Lacoste, who at the time was head of the ASN. He was the first chair of this association. The members of WENRA are the heads of the nuclear safety regulators of the 18 European countries equipped with nuclear power reactors, namely Belgium, Bulgaria, Czech Republic, Finland, France, Germany, Hungary, Italy, Lithuania, Netherlands, Romania, Spain, Slovakia, Slovenia, Sweden, Switzerland, Ukraine and United Kingdom.

Date of last update : 03/02/2021