Request For Quote "Open" For The Assistance And Maintenance Service Of The Sioc Application, Pursuant To Art. 50, Paragraph 1, Lett. B) Of The Legislative Decree. 36/2023, For A Period Of 36 Months Including N. 9 Specialist Days On Consumption, With The Option To Renew For A Further 12 Months Including N. 3 Specialist Days On Consumption