The spotlight would have been lit on the tax treatment of the lifetime payment that Margherita paid to her mother, Marella, by virtue of agreements made in 2004. The years examined are 2018 and 2019.

The proceedings are not against unknown persons. Three entries were made in the register of suspects. The names are those of the Turin accountant Gianluca Ferrero (current president of Juventus who is absolutely unrelated to the affair) and Robert Von Groueningen, administrator of Marella Agnelli's inheritance.