Высший совет народного хозяйства
From April 1922 through July 1923, Smirnov was a member of the Presidium of the Supreme Soviet of the National Economy (ВСНХ) of the RSFSR; from September 1922 through May 1923, its deputy chairman. In July 1923, Smirnov was appointed People's Commissar for Soviet Postal Services and Telegraph.