 In 1929 he was accused of corruption and condemned to leave his party and then to a 5-years "confino".Under Belloni, the public debt of the city of Milan raised from 60 to 185 million "Lire" between 1926 and 1927.Son of money changer and graduated in Pharmaceutical Chemistry, Ernesto Belloni marked the passage of Milan from the traditional administrative system to the potestarile system of the fascist period, first with his appointment as prefectural commissioner on 3 September 1926 and, in rapid succession, to podestà with royal decree, December 4 of the same year, after having become a deputy to Parliament already in 1924 as a member of the Fascist Party, to which he has already been a member since 1919 of the Milan section.