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.

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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 Waste Management. ENSI represented Switzerland at this meeting.

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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.  The Amended Convention on […]

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Background Articles

At the time of the fateful accident in Fukushima, Doris Leuthard was head of the Federal Department of the Environment, Transport, Energy and Communications (DETEC). To commemorate the tenth anniversary of the nuclear disaster, the former Federal Councillor explains why it was essential to provide political support for nuclear safety after the accident.

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After the accident at Fukushima, there was an increasing demand for international safety standards and their international monitoring. Switzerland, and in particular ENSI, was committed to mandatory backfitting on a global basis. Even if such safety principles are still not legally binding, the reactor accident acted as a booster for a new safety awareness amongst the international community.

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«The safety authorities cultivate a frank exchange of information. Swiss experts, for instance, support French colleagues during inspections of their nuclear power plants – and vice-versa. In this way we learn from each other and share our wealth of experience for the benefit of all countries.»

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