Procedural and theoretical aspects of the attorney participation at preliminary investigation in the modern period

The article researches the correlation of functions of public prosecutor's office concerning criminal prosecution and supervision over the bodies performing the prejudicial inquiry, with regards to the reform of bodies of public prosecutor's office of the Russian Federation. The norms of criminal procedure legislation consolidating the prosecutor's credentials at the prejudicial inquiry are considered, their meaning and character in respect to functions of public prosecutor's office realized during the prejudicial inquiry are revealed.