Throughout Iran's history, judicial officers have always held a special place in the governmental and judicial system under various headings to help maintain and enforce the law, detect crime, and prosecute defendants. Creating security, establishing justice, social order and discipline, preliminary research, identifying the factors and contexts underlying crime and increasing the confidence and trust of members of society depend on the positive interaction of judicial officers with other forces.

With the spread of crime in society and also the importance of the follow-up process in preliminary investigations and the investigation of the causes of occurrence and detection of crime in this study, an attempt is made to examine the indicators of interaction of judicial officers with other ruling powers.

Being in charge of judicial officers in preliminary investigations does not mean that other organizations do not have a duty. Other organizations may be considered as the executive arm of judicial officers in preliminary investigations. Therefore, the reason for entrusting this serious task to the judicial officers is because the main institution that can surround the discovery and preparation of the causes of the crime are the judicial officers. It is due to the implementation and connection of the issue with the duties assigned to the officers