After recovering in September, he took command of the North Caucasus Military District and then the new 56th Army in October 1941 which he led in the Battle of Rostov in November 1941. This was his last front-line command; in January 1942 Remezov was transferred to command the South Ural Military District. In April of that year he took command of the 45th Army, which he led for the remainder of the war in rear-security duties. Postwar, he became head of the faculty of the Frunze Military Academy, deputy head of the Dzerzhinsky Military Academy, and assistant commander for military educational institutions of the Moscow Military District, before retiring in 1959.