Subject. The article addresses the issue of State financial control. Objectives. The study aims to develop organizational and economic measures to strengthen control over the sphere of legalization of proceeds from crime. Methods. We employ general scientific methods of research. Results. The paper considers the statistics of suspicious transactions, which could be connected with money laundering, in the banking sector of the Russian Federation. We revealed the main trends related to withdrawal of funds outside the Russian Federation through operations with securities in 2016–2021. Based on international experience, we suggest instruments to improve the State financial control. Conclusions. It is advisable to limit transfers between noteholders. Mandatory control over legal entities’ operations of trading securities for cash is required.