Regarding problems of legislative regulation of appointment and production of examination when checking any reports of preparing to be committed or committed crime

The article takes into consideration problematic issues of procedural and tactical nature related with the appointment and production of expert examinations when checking any reports of preparing to be commited or committed crime. Within this publication, some relevant questions are analyzed, those connected with application of preliminary researches as a testing technique and using their results in the appointment of repeated examinations after the initiation of a criminal case. Attention is drawn to the situations where the results of expert researches affect the establishment of signs of a crime and making decision to initiate a criminal case. The author analyzes problems of a procedural nature taking place in a law enforcement practice and caused by unregulated procedural position of participants in checking the information about the crime, as well as lack of legislative regulation of time constraints of researches production. Issues of normative regulation of examination as a testing action are considered. When writing this article, we used data from monitoring law enforcement practice of appointment and conduction of forensic examinations as a testing action at indicated stage, conducted by O.V. Sidorenko.