The Moroccan international was also an integral part of PSG's Champions League final appearance, helping the team to put up a strong defence against Bayern Munich last year.
The Nanterre prosecutor's department has revealed that investigations are still ongoing and would not provide further policy details. No official statement has been made by legal representatives from both parties either.
It is unclear when the investigation may be completed but if found guilty, Hakimi could be facing severe punishment for the alleged offence.