The plaintiff as well as other 249 subjects brought an action before the court requesting the invalidity declaration of several decisions issued by defendant (among which decisions of 21 November 2015 n. 554/2015, n. 553/2015, n. 555/2015 and n. 556/2015) that disposed the resolution of Banca Popolare dell'Etruria e del Lazio, Banca delle Marche S.p.a., Cassa di Risparmio di Ferrara S.p.a. and Cassa di Risparmio della Provincia di Chieti S.p.a. The 249 plaintiffs, owners of said banks' shares, requested the decisions' annulment based on abuse of power of defendant, and a compensation for damages suffered as a consequence of the resolution proceedings that depreciated thier shares value. The defendant claimed the illegality of Codacons standing to bring the action at issue in court.