The scientific article provides a brief overview of the work of the VIII International Scientific and Practical Conference “Criminal Law and operational investigative activities: problems of legislation, science and practice”, held on April 28 - 29, 2022 at the Research Institute of the Federal Penitentiary Service. More than a hundred doctors and candidates of sciences, including scientists from the Republic of Belarus, Azerbaijan, Kazakhstan and Vietnam, took part in the conference. At the meetings, the problems of cross-sectoral regulation and the relationship between the norms of the Criminal Law and the Federal Law “On operational investigative activities”; countering the provocation of crimes in the Russian Federation and abroad; grounds for a criminal-legal prohibition and their significance for conducting operational-search activities; using the results of operational investigative activities for the qualification of criminal acts and their prevention. The article presents a summary and the main conclusions contained in the speeches of the conference participants.