COMPARATIVE LEGAL ANALYSIS OF THE INSTITUTION OF INQUIRY AND PRELIMINARY INVESTIGATION IN CRIMINAL PROCEDURE OF THE RUSSIAN FEDERATION Khupsergenov Khachim Mukhamedovich, PhD at law. <...> Place of employment: North-Caucasian advanced training Institute Branch: Krasnodar University of MIA Russia branch. <...> E-mail: xxm077@mail.ru Annotation Objective: the article presents a comparative legal analysis of the institution of inquiry and preliminary investigation in criminal procedure of the Russian Federation, because today one can hardly find more discussion in the Russian legal community, the question of what problems of reforming of pre-judicial production on criminal cases. <...> Methodology: Area of study are the norms of the criminal procedural legislation, law enforcement practice, as well as scientific-practical and theoretical principles associated with the legal institutions of inquiry and preliminary investigation on criminal cases. <...> Methodological basis of research is the dialectical method of scientific knowledge, as well as 142 comparative-legal, systemic-structural, logical, historical, and other private-scientific methods of research of legal phenomena. <...> Conclusions: the article provides the results of the offering on the basis of a comparative legal analysis a completely different approach to the essential definition of the inquiry Institute in criminal proceedings of Russia. <...> The results of scientific articles will be useful for further understanding of the institutions of inquiry and preliminary investigation, as well as in the reform of pre-trial proceedings in criminal cases. <...> Выводы: В научной статье содержатся результаты, предлагающие на основе сравнительно-правового анализа совершенно иной подход к сущностному определению института дознания в уголовном судопроизводстве РФ. <...>