The article is devoted to the issue of interest to scientists and practitioners in the context of the application of a precautionary measure in the form of a personal guarantee — a description of the guarantor's personality as trustworthy. The study of the provisions of current legislation and the results of the scientific work of scientists has reasonably allowed us to draw appropriate conclusions.
In the article the question of the definition in the scientific interpretation of the concept of judicial discretion. On the basis of the analysis seems possible to display a single definition of judicial discretion investigating judge in criminal proceedings, given the peculiarity of his judicial authority in criminal proceedings for the control of the rights and freedoms of participants in criminal proceedings. It is explained the choice of terms, basic expressions included in the explanation of judicial discretion investigating judge.