Istanbul Regional Court of Justice 1st Criminal Chamber (appeal) decided on the appeal applications filed by the Bakırköy 21st High Criminal Court regarding the 5 years and 6 months prison sentence given to the detained defendant Mustafa Kemal Zengin, the decision to postpone the announcement of the verdict given to the detained defendant Aylin Arslantatar, and the acquittal decisions given for 11 defendants.
The criminal chamber stated that there was no illegality regarding procedure and substance in the local court's acquittal decisions for 11 defendants, and ruled that there was no deficiency in the evidence and procedures.
The chamber, which ruled to reject the appeal applications regarding the acquittal decisions on the merits, noted that the evaluation was appropriate in terms of proof.
The chamber also decided that there was no error in the local court's decision regarding the decision to postpone the imprisonment sentence given to the detained defendant Zengin and the decision to postpone the announcement of the sentence given to the unarrested defendant Arslantatar.
In the decision, it was stated that the reasons put forward by the parties were not deemed appropriate, and it was decided to reject all appeal applications on merits.
The unanimous decision of the Criminal Chamber was taken with the possibility of appeal to the Supreme Court.
WHAT HAPPENED?
A 66-page indictment was prepared by the Bakırköy Chief Public Prosecutor's Office against 13 defendants regarding the threat to Public Prosecutor Yavuz Engin, who was conducting the "newborn gang" investigation.
In the indictment, against Mustafa Kemal Zengin, Aylin Arslantatar and Gökhan Güler, "attempting to kill a person by design because of the public duty they performed", "establishing an armed organization with the aim of committing a crime", "attempting to influence the judiciary", "threatening with more than one person using the names of existing or assumed criminal organizations", "violation of the State Intelligence Services and National Intelligence Organization Law", "carrying or carrying unlicensed weapons" A prison sentence of 48 years to 100 years and 6 months each was requested for the crimes of "possession", "violating the right to privacy" and "unlawfully obtaining or disseminating personal data".
Baki Çelik, Yavuz Çelik, Zeynep Kaman, Muhammed Emin Orhan and public servant defendants T.A, M.D, M.B, M.E.Y, İ.K. and M.G for "attempting to kill a person by premeditated because of his/her public duty", "establishing an organization for the purpose of committing a crime", "being a member of an organization established for the purpose of committing a crime", "influencing the judiciary", "violating the privacy of private life", "threatening more than one person using the names of criminal organizations", "obtaining information and documents related to intelligence activities", "illegally seizing or disseminating personal information", "using unlicensed firearms" They were asked to be sentenced to varying degrees of imprisonment for the crimes of "purchasing, carrying or possessing bullets" and "knowingly aiding the organization".
DECISION
Bakırköy 21st High Criminal Court decided the case on February 17, 2026.
The court ruled that the detained defendant Mustafa Kemal Zengin should be sentenced to 5 years and 6 months in prison for the crimes of "resisting to prevent the execution of duty" and "illegal acquisition of personal data" against the complainant Halil Emre Yılmaz, and that his detention should continue.
The court board decided that the defendant Aylin Arslantatar should be sentenced to 1 year and 8 months in prison for the crime of "illegal acquisition of personal data" against the complainant Halil Emre Yılmaz and that the announcement of the verdict should be postponed.
The delegation included Gökhan Güler, Baki Çelik, Yavuz Çelik, Zeynep Kaman, Muhammed Emin Orhan and the defendants T.A., M.D., M.B., M.E.Y., İ.K., who are public officials. and M.G. was acquitted.
