Ministry of the Maritime Fleet (Soviet Union) 1922 and was collapsed in 1991. But Minforflot has more short history. Until 25 May 1939, functions of the Ministry of Maritime Fleet USSR were carried out by the People's Commissariat of Water Transport of the USSR, which was responsible for both maritime and river fleets of the USSR. The structure of the People's Commissariat of Maritime Fleet USSR as a separate people's commissariat was confirmed by a decree of the Council of Ministers USSR on 25 May 1939. On 15 March 1946, the People's Commissariat of Maritime Fleet USSR was changed to the Ministry of Maritime Fleet USSR by
People's Commissariat for Posts and Telegraphs of the USSR of People's Commissars of the Union of Soviet Socialist Republics (CPC Union), elected by the Central Executive Committee of the Union for the term of the latter," and it would comprise the People's Commissar for Posts and Telegraphs. In the Council of People's Commissars of the Union republics, the People's Commissariat for Posts and Telegraphs had "an advisory capacity." Accordingly, after the formation of the Soviet Union, the People's Commissariat for Posts and Telegraphs of the USSR was created in 1923 instead of the similar agency of the RSFSR. Regulations on the new Commissariat were approved by the USSR Central