After having processed the appeal by the perpetrator, the Federal Court of Justice (German: Bundesgerichtshof, BGH) confirmed the verdict of the Regional Court of Bonn on 6 June 2018, but declined the associated sentence, stating that the district court did not ascertain the full culpability of the offender without error. Another criminal court of the district court of Bonn has to again examine a possible diminished criminal liability and re-evaluate the sentence.Bundesgerichtshof hebt Strafausspruch des Siegaue-Urteils auf. Welt Online, 6. Juni 2018.
