Josef Fritzl accused of keeping daughter Maria for decades , on 2017 March 16 . In all , Fritzl faces six charges at trial : murder , involvement in slave trade ( slavery ) , rape , incest , assault , and deprivation of liberty , Sedlacek 's office said . He faces murder charges as one of 7 children he fathered by daughter Maria . Other charges include incest , kidnapping , assault and involvement in slave trade .
Josef Fritzl accused of keeping daughter Maria for decades , on 2017 March 16 . He faces murder charges as one of 7 children he fathered by daughter Maria . Other charges include incest , kidnapping , assault and involvement in slave trade .