University of Guilan (with the participation of the Iranian Association of Penal Law) Criminal Law Research 2322-2328 15 2 2024 12 21 Mechanisms and judicial requirements for supervision over prosecution and investigation in the Iranian criminal justice system Mechanisms and judicial requirements for supervision over prosecution and investigation in the Iranian criminal justice system 27 43 8142 10.22124/jol.2024.28198.2500 FA Majed Jabban Ph.D. Student, Criminal Law and Criminology, Faculty of Law, Tarbiat Modares University, Tehran, Iran and Instructor, Department of Criminal Law, Faculty of Law, University of Aleppo, Aleppo, Syria. (Email: majed20101993m@gmail.com) Mahmood Saber Associate Professor, Department of Criminal Law and Criminology, Faculty of Law, Tarbiat Modares University, Tehran, Iran. 0000-0002-0434-0091 Seyed Doraid Mousavi Mojab Assistant Professor, Department of Criminal Law and Criminology, Faculty of Law, Tarbiat Modares University, Tehran, Iran. 0000-0003-3906-5744 Journal Article 2024 08 17 The protection of the rights and freedoms of individuals and promotion of the judicial structure is achieved by observing the judicial guarantees regarding the supervision of prosecution and investigation. Judicial guarantees are a set of essential requirements and prerequisites that must be considered in the law or practice during the supervision by the judicial supervisors of the prosecution and investigation and the executive guarantee must be considered for it. This research focuses on the qualitative method, using in-depth interview tools and document analysis, by examining the judicial guarantees to promote and strengthen the monitoring of prosecution and investigation. The findings of the study indicate the need to apply several judicial guarantees, including transparency in supervision, the need to pay attention to the position of the principle of good faith in the field of supervision, the need to enforce and justify decisions, maintain the organizational independence of the supervisory and supervisory institutions, adapt the facilities available to the judicial authority, prevent regulatory centralization. The protection of the rights and freedoms of individuals and promotion of the judicial structure is achieved by observing the judicial guarantees regarding the supervision of prosecution and investigation. Judicial guarantees are a set of essential requirements and prerequisites that must be considered in the law or practice during the supervision by the judicial supervisors of the prosecution and investigation and the executive guarantee must be considered for it. This research focuses on the qualitative method, using in-depth interview tools and document analysis, by examining the judicial guarantees to promote and strengthen the monitoring of prosecution and investigation. The findings of the study indicate the need to apply several judicial guarantees, including transparency in supervision, the need to pay attention to the position of the principle of good faith in the field of supervision, the need to enforce and justify decisions, maintain the organizational independence of the supervisory and supervisory institutions, adapt the facilities available to the judicial authority, prevent regulatory centralization. https://jol.guilan.ac.ir/article_8142_3b83cb00a02e5efbdb1fd94ca2a3f290.pdf