About STUK

The purpose of the Radiation and Nuclear Safety Authority’s (STUK) operations is to protect people, society, the environment and future generations from the harmful effects of radiation. In this section, you can read about STUK’s operations.

Current issues

The submission of the Radiation and Nuclear Safety Authority’s (STUK) safety statement and the accompanying safety assessment to the Ministry of Economic Affairs and Employment regarding Posiva’s operating licence application for its spent nuclear fuel disposal facility has been delayed sinc...

The Radiation and Nuclear Safety Authority has published a summary report of an international safety review of the Finnish company Steady Energy's LDR-50 nuclear power plant concept. The published report complements the assessment of the plant concept previously completed by the Radiation and Nuclear Safety Authority by compiling...