Swiss federal authorities

International Affairs

In Switzerland, on-going activities regarding safety assessment of the different stages in the lifetime of nuclear installations consist of periodic assessments and assessments of long-term operation for existing Swiss NPPs.

When it comes to international affairs, Switzerland has signed the Convention on Nuclear Safety (CNS) on 31 October 1995. In November 2011, an IRRS Mission was conducted in Switzerland. The results of the mission are currently being implemented, and it is planned to have an IRRS Follow-Up Mission in 2015. In October 2012, an OSART Mission to the Mühleberg NPP was completed. Switzerland participated in the European Stress Test and its Follow-Up activities.

News

  • News, Posts

    Ukraine crisis takes centre stage at 66th IAEA General Conference

    The 66th General Conference of the International Atomic Energy Agency (IAEA) took place in Vienna from 26 to 30 September 2022. The focus was on global nuclear safety and security as well as challenges arising from the Ukrainian crisis.

  • News, Posts

    «Thanks to modern radiation protection and technical progress, individual and collective doses in nuclear facilities have continuously decreased»

    ENSI took part in the third IAEA International Conference on Occupational Radiation Protection from 5 to 9 September 2022. Conferences like this help to improve the safety of workers exposed to radiation even more and to further develop the work and safety culture of licensees and regulators, said ENSI Director General Marc Kenzelmann at the…

  • News, Posts

    Fourth Extraordinary Meeting of the Joint Convention decides on improvements to the review process

    The parties to the Joint Convention met under Swiss presidency from 4 to 6 May 2022 for an extraordinary meeting at the IAEA headquarters in Vienna. The purpose of the meeting was to further develop the review processes of the international Convention on the Safety of Spent Fuel Management and on the Safety of Radioactive…

  • News, Posts

    In its final report, the IRRS Mission calls for a national competence management strategy

    The International Atomic Energy Agency (IAEA) has presented its final report on the review of nuclear oversight in Switzerland. The conclusion: ENSI acts as an independent and progressive regulatory authority in accordance with internationally applicable safety standards. The IRRS Mission 2021 team of experts sees the greatest challenge for oversight in Switzerland as the long-term…

  • News, Posts

    Review Conference on the Security of Nuclear Material

    The first review conference of the Amended Convention on the Physical Protection of Nuclear Material took place from 28 March to 1 April 2022. Switzerland lobbied for a repeated review of the implementation of the Amended Convention, to be carried out in five years time as part of an IAEA conference.

  • News, Posts

    IAEA Fukushima Conference Identifies New International Recommendations for Action

    The international conference “A Decade of Progress after Fukushima Daiichi” was held in Vienna from 8 to 12 November 2021. Organised by the International Atomic Energy Agency (IAEA), the event dealt with the lessons learned from the nuclear accident in an effort to further strengthen nuclear safety. Primarily, the discussions at the conference resulted in…

  • News, Posts

    IRRS Mission 2021: IAEA approves ENSI as an independent and progressive regulatory authority

    Swiss nuclear safety oversight complies with the internationally applicable standards of the IAEA regulatory framework. This is the outcome of the IRRS mission of the International Atomic Energy Agency that concluded on Friday. ENSI will be implementing the improvement suggestions of the team of experts with an own package of measures.

  • News, Posts

    IRRS Mission to Switzerland: Swiss nuclear oversight under international review

    The IRRS mission will be taking place in Switzerland from 18 to 29 October 2021. As part of this mission, experts from the International Atomic Energy Agency (IAEA) will be reviewing the Swiss regulatory system and ENSI’s work.

  • News, Posts

    Global nuclear safety is the focus of the 65th IAEA General Conference

    The 65th General Conference of the International Atomic Energy Agency (IAEA) is taking place from 20 to 24 September. The focus is on nuclear safety, security and verification as well as the challenges arising from the COVID-19 pandemic.