Creation of the Nuclear Safety and Radiation Protection Authority (ASNR)
Press release
The Nuclear Safety and Radiation Protection Authority (ASNR) created by the law on the organisation of the governance of nuclear safety and radiation protection of 21 May 2024 came into operation on 1st January 2025. It is the result of the merger of the Autorité de sûreté nucléaire (ASN) and the Institut de radioprotection et de sûreté nucléaire (IRSN).
As an independent administrative authority, the ASNR now oversees civil nuclear activities in France on behalf of the State. It also carries out research, expert appraisal, training and public information missions in the fields of nuclear safety and radiation protection.
Chaired by Pierre-Marie Abadie, the ASNR is governed by a board of five commissioners, including the chairman. Olivier Gupta is the Director General. ANSR employs more than 2 000 people with a wide range of specific skills to protect people and the environment.
The ASNR has offices throughout France. Its head office is in Montrouge and ASNR has 11 divisions enabling it to carry out its control missions throughout metropolitan France and in the overseas departments and regions. It is also based at Fontenay-aux-Roses and Cadarache, the main sites for expertise and research in nuclear safety and radiation protection, and at Le Vésinet, the main site for environmental monitoring. It also has assessment and research centres in Cherbourg, Les Angles and Tahiti.
On an international scale, the creation of the ASNR marks France's ambition in terms of nuclear safety and radiation protection for the protection of people and the environment. ANSR will work closely with its international peers, whether they be research bodies, experts or regulatory authorities.
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Date of last update : 02/01/2025