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Nuclear safety Development of the principles governing nuclear safety and the methods for implementing it is largely based on extensive international cooperation. This intensive cooperation already started in the middle of the 20th century. From F...https://tem.fi/en/nuclear-safety
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Nuclear facilities include nuclear power plants and facilities for nuclear waste management Finland has five active nuclear reactors with a combined gross output of approximately 4,400 MW. In total, the power plants produce more than 30 TWh of ele...https://tem.fi/en/nuclear-facilities-and-projects
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MEAE has supreme command and control of nuclear energy matters In accordance with the Nuclear Energy Act, the ministry prepares licence decisions for the construction and use of nuclear facilities in Finland. The ministry also oversees that the Nu...https://tem.fi/en/nuclear-energy-administration
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Licensees responsible for nuclear waste management Photo: Posiva Nuclear waste management means all measures necessary to recover, store, handle and permanently dispose of nuclear waste, including measures associated with the decommissioning of a ...https://tem.fi/en/nuclear-energy/nuclear-waste-management
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Nuclear energy legislation guarantees the safe use of nuclear energy throughout its entire life cycle The purpose of nuclear energy legislation is to ensure that the use of nuclear energy is in line with the overall good of society, safe for peopl...https://tem.fi/en/nuclear-energy-legislation
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Environmental impact assessment on the final disposal of very low-level nuclear waste in the Olkiluoto nuclear power plant area On 29 September 2021, the Ministry of Economic Affairs and Employment gave a reasoned conclusion on Teollisuuden Voima ...https://tem.fi/en/vllw-eia
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The rules on market surveillance and mutual recognition of products have been reformed in the European Union.https://tem.fi/en/technical-safety
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Export controls of nuclear material prevent the spread of nuclear weapons In accordance with the Nuclear Non-Proliferation Treaty (NPT), the aim of the nuclear safeguards is to limit the spread of nuclear weapons as well as to ensure that nuclear ...https://tem.fi/en/international-agreements-and-export-control
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7.8.2025 | Finland is known as a country of responsible use of nuclear energy. Safety comes always first. Responsibility includes ensuring the funds required for nuclear waste management and for the decommissioning of facilities. An extensive legislative reform is, however, required to streamline regulation and licensing. The reform process is also driven by the need to take account of new technologies and the profitability challenges of the sector.https://tem.fi/en/-/column-reform-of-nuclear-energy-legislation-to-streamline-regulation-and-prepare-the-ground-for-future-projects
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National programme and environmental impact assessment of spent nuclear fuel and radioactive waste management completed The Ministry of Economic Affairs and Employment, the Ministry of Social Affairs and Health, and the Radiation and Nuclear Safet...https://tem.fi/en/national-programme
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Report on the environmental impact assessment procedure for Olkiluoto nuclear power plant On 5.12.2024, Teollisuuden Voima Oyj submitted to the Ministry of Economic Affairs and Employment an environmental impact assessment report (EIA report) in a...https://tem.fi/en/olkiluoto-1-and-2-eia-report
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Posiva to apply for an operating licence for a spent nuclear fuel disposal facility first in the world On 30 December 2021, Posiva Oy submitted to the Government an operating licence application referred to in the Nuclear Energy Act for an encapsu...https://tem.fi/en/posivas-operating-licence
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Security and safeguards Security refers to measures that protect the nuclear facilities, nuclear material and radiation sources from illegal operations. The parts of security are preventing, observing and stalling illegal operations as well as the...https://tem.fi/en/security-and-safeguards
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26.6.2025 | The Ministry of Economic Affairs and Employment has sent out for comments the draft of the new Nuclear Energy Act. Primarily, the new act aims to ensure that the use of nuclear energy is in line with the overall good of society, that the operations are safe and that nuclear waste generated in Finland is handled properly.https://tem.fi/en/-/revised-nuclear-energy-act-is-sent-out-for-comments
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International and EU cooperation in the energy sector Photo: EU International cooperation in the energy sector has been undertaken via various forums for a long time and diverse global issues have only increased the need for such collaboration. Th...https://tem.fi/en/international-and-eu-cooperation-in-the-energy-sector
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Operating licence of Olkiluoto 1 and 2 was granted by the Government in September 2018 In 2017, Teollisuuden Voima Oyj (TVO) submitted to the Finnish government an application for the renewal of the operating licences of its nuclear power plant un...https://tem.fi/en/olkiluoto-1-and-2-operating-licence
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31.1.2025 | In Finland, there is broad recognition of the important role that nuclear energy will also play in the future. There is a willingness to build new capacity, yet the profitability of investments has clearly weakened over the years. What different means could be considered to advance nuclear energy?https://tem.fi/en/-/column-paths-to-promote-nuclear-energy-investments
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Licence procedure The licence procedure in accordance with the Nuclear Energy Act is preceded by an environmental impact assessment, as laid down in the act on environmental impact assessment procedure (252/2017). The Ministry of Economic Affairs ...https://tem.fi/en/nuclear-energy-licence-procedure
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Regular electricity production at Olkiluoto 3 plant unit started in 2023 In January 2002, the government made a favourable decision-in-principle on Teollisuuden Voima Oyj’s (TVO) Olkiluoto 3 nuclear power plant project, which was ratified by the F...https://tem.fi/en/nuclear-facilities-and-projects/olkiluoto-3
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Decisions-in-Principle on Posiva Oy’s facility In 2000, the Government made a Decision-in-Principle on the construction of a final disposal facility that would have the capacity to process and dispose of the spent nuclear fuel generated by the Olk...https://tem.fi/en/posiva-s-decision-in-principle-process