Deputy Chairman of the Federation Council, representative from the executive body of state power of the Republic of Mari El. Position before election (appointment): member of the Federation Council of the Federal Assembly of the Russian Federation from the Chuvash Republic - representative from the executive body of state power of the Chuvash Republic.
Public support for Russian military aggression against Ukraine. Konstantin Kosachev is included in the report "1500 warmongers" compiled by the Free Russia Forum. The report contains the names of Russian public figures, military commanders, members of the parliament, propagandists, artists and athletes who have publicly spoken out in support of Putin's aggression or are directly involved in it. The Free Russia Forum is seeking sanctions against them in the European Union.