French Authority for Nuclear Safety and Radiation Protection (ASNR)

The French Authority for Nuclear Safety and Radiation Protection (ASNR) oversees civil nuclear activities in France on behalf of the French State. It also carries out research, expert assessments, training, and public information in the fields of nuclear safety and radiation protection.

  • 21st steering committee of the TSOF, April 2025
  • Olivier Gupta, WENRA plenary meeting, April 2025
  • Flamanville site with view of the EPR reactor
ASNR participates in the Steering Committee of the TSO Forum under the aegis of the IAEA

From 1st to 3rd April, the ASNR took part in the 21st steering committee of the TSOF. This IAEA forum aims to promote cooperation between scientific and technical support organisations.
ASNR takes part in the WENRA plenary meeting held on 8th and 9th April in Bled (Slovenia)

On 8th and 9th April 2025, ASNR, represented by Olivier Gupta, its Director General and Vice-Chairman of the association, and Luc Chanial, International Advisor to the Executive Committee, took part in the plenary meeting of WENRA, the Association of the Western European Nuclear Regulators.
8th review meeting of the Joint Convention on the Safety of Spent Fuel Management and on the Safety of Radioactive Waste Management

From 17th to 28th March, 2025, ASNR took part in the review meeting of the Joint Convention on the Safety of Spent Fuel Management and on the Safety of Radioactive Waste Management, which it also chaired through its Commissioner Jean-Luc Lachaume. The meeting, at which 67 countries were represented, is part of a three-yearly peer review process during which each contracting party must report on its national program. It is the only legal instrument of its kind in the world.
Flamanville: safe shutdown of reactor 1 following a leak in a small-diameter pipe connected to the primary system

On 25th March 2025, EDF declared a significant event to ASNR relating to the application of incident/accident operating procedures on Reactor 1 of the Flamanville nuclear power plant. This procedure, designed to bring the reactor to a safe shutdown state, was initiated following the detection of a leak in a small-diameter pipe connected to the primary system.
Commissioner Jean-Luc Lachaume with Mirela Gavrilas, RIC 2025
The ASNR at the Regulatory Information Conference (RIC) 2025

  • Regulation

17/03/2025
European cooperation project in the field of nuclear safety and radiation protection for six African countries

  • Health

14/02/2025
Chernobyl nuclear power plant new safe confinement arch: event on the night of 13th -14th February, 2025

  • Environment

14/02/2025
Flamanville site with view of the EPR reactor
Flamanville EPR: ASNR approval for reactor ramp-up

  • Regulation

31/01/2025
Round table on the Aarhus Convention, 2025
ASNR participates in a round table organized by the European Commission and Greenpeace on the application of the Aarhus Convention and the Nuclear Safety Directive

  • Nuclear safety

30/01/2025
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Direct access

  • Recruitment and job offers

    ASNR recruits in its various areas of activity: expertise, research, oversight, and regulation.

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    This section contains tools, forms, and documents for healthcare professionals using ionizing radiation.

  • Press

    This area contains all information intended for the press. ASNR is available to respond to requests for information from the media.

Our four main operational roles

Information and dialog

09/04/2025
The organization of ASNR

15/04/2025
The boards and commettees
The boards and committees

08/04/2025
Creation of the ASNR

ASNR is the result of the merger of ASN and IRSN.

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Infographic

One of the key roles of ASNR is to establish regulations and monitor their implementation in civil nuclear activities.
Regulation