Judgment of the General Court (Seventh Chamber) of 8 September 2021.#Naturgy Energy Group, SA, formerly Gas Natural SDG, SA v European Commission.#State aid – Environmental incentive adopted by Spain in favour of coal-fired power plants – Decision to initiate the procedure laid down by Article 108(2) TFEU – Obligation to state reasons – Manifest error of assessment – Selective nature.#Case T-328/18.