Who carries out investigation for election-related criminal offenses?

Romania
Election offenses of a criminal nature are defined in the Election Law. Violations are investigatedunder the supervision of the prosecutor in a corresponding jurisdictionupon reports or referral to the police, or upon the initiative of theprosecutor based on public reports. The investigation of election offenses maybe taken over by higher-level prosecutors if the offense occurred in multiplejurisdictions or where the investigation requires more resources then areavailable to the lower-level prosecutor. Although election offenses arepunishable with up to five years in prison, the vast majority of cases aresettled through the issuing of a fine by the prosecutor. While noinvestigations were opened with the High Court Prosecutor in the pre-electionperiod, the ongoing investigation of incidents from the local elections and thereferendum received much media coverage and is reported to have served as adeterrent on voters and election officials.
OSCE/ODIHR Election Expert Team Final Report, Parliamentary Elections 9December, 2012 Romania, Warsaw 16 January, 2013 http://www.osce.org/odihr/elections/98757