Judgment of the General Court (Second Chamber) of 14 April 2021.#Crédit lyonnais v European Central Bank.#Economic and monetary policy – Prudential supervision of credit institutions – Article 4(1)(d) and Article 4(3) of Regulation (EU) No 1024/2013 – Calculation of the leverage ratio – ECB’s partial refusal to authorise the exclusion of exposures meeting certain conditions – Article 429(14) of Regulation (EU) No 575/2013 – Failure to examine all the relevant aspects of the individual case – Res judicata