On 26 March 2025, the European Chief Prosecutor informed the European Parliament, the Council of the EU, and the European Commission that the EPPO College decided to open an administrative inquiry into potential misconduct by the Bulgarian European Prosecutor within the scope of an ongoing EPPO investigation. The European Prosecutor has been temporarily suspended pending the outcome of the inquiry. This is the first time that a European Prosecutor has been suspended and is being investigated for alleged misconduct in the four-year history of the Office.

On 25 September 2025, the EPPO informed that the College initiated disciplinary proceedings against the Bulgarian European Prosecutor. The suspension of the Bulgarian European Prosecutor continues.