The first topical per review took place in 2017 and 2018 and concerned the 'ageing management' of nuclear reactors or, more specifically, the ageing effects on structures, systems and components, whilst the second topical peer review (2021-2025) addressed 'fire-protection at nuclear installations'.
National reports are available here: Country specific reports TPR
For TPR 1 national action plans had to be submitted by September 2019 and they are available at the links below by following the relevant country.
Disclaimer: Please note that all plans are the property of the individual Member State and not ENSREG.