Lapo and Ginevra Elkann also implicated in inheritance probe. In February the Turin public prosecutor's office opened a probe against an initial three suspects including their brother and Stellantis and Ferrari chairman John Elkann over the tax treatment of the annuity that the late Gianni Agnelli's daughter and Elkann's mother Margherita paid to her mother.

The years under investigation are reported 2018 and 2019.Fraud against the state in relation to inheritance tax is reported among the alleged crimes being investigated.