Given the new conditions, and especially the ratification of a new National Plan for Energy and Climate in December withdrawal of Units I –IV of Agios Dimitrios TPP by the end of 2022, PPC impaired part of the cost of the ongoing projects implemented in order to improve the environmental behavior of Units I, II, III and IV according to the requirements of Directive 2010/75/EU and compliance with the objectives of TNERP, as the estimated useful life of the above significant environmental upgrades of the units will not exceed a maximum of 3 years.