Abstract: The article highlights the problem of regulation of financial sector under the conditions of crisis. It marks also sources and peculiarities of crisis progression in Russia and over the world. The article examines problem solving ways and regulation instruments either realized or potentially probable. Topicality of the chosen theme during several years after the crisis in 2008 is caused by appearance and further evolution of post-crisis syndrome over the world as far as aggravation of economic situation at many countries up to bankruptcy of states and the largest financial systems watched today. The article contains four chapters: the first — statement of the problem, research of reasons and crisis run peculiarities, the second — methods and instruments of financial regulation, the third — effect of taken measures, the real sector position under the conditions of crisis and final conclusions chapter. Material presentation is conducted with statistics in tables and conclusions are put in precise thesis structure.