Classification of Criminal Procedure Functions

Considering that researchers have different opinions on the determination of the content and quantity of criminal procedure functions in the Russian criminal proceedings, the article analyzes statutory and scientific approaches towards the review of the essence of these matters. Based on the results of the analysis, the author justifies her view on the concept of functions and the classification of such functions. The study is based on the mixed type of the Russian criminal procedure that is characterized by the legally established triad of procedural functions supplemented by their multitude and certain systematicity. To conclude, the author states the need for amendment of the existing concept of three criminal procedure functions.