According to the resolution of the All-Russian Central Executive Committee and the Council of People's Commissars of the RSFSR "On the Formation of the Leningrad Region" of August 1, 1927, the Leningrad Governorate was liquidated, the provincial executive committee transferred its functions to the regional executive committee, to which the presidium of the Leningrad City Council was subordinate.

[1] In accordance with the resolution of the Central Committee of the All-Union Communist Party (Bolsheviks) and the Council of People's Commissars of the Soviet Union of December 3, 1931, Leningrad was allocated as an independent administrative and economic center with its own budget.

In May 1944, the Leningrad City Council session adopted a plan for the restoration of the municipal economy.

In particular, it played an important role in organizing resistance to the State Emergency Committee during the August Putsch of 1991.

[3] In connection with the decree of the Presidium of the Supreme Soviet of the RSFSR of September 6, 1991 on returning the name St. Petersburg to Leningrad, on September 30, 1991 the city council was renamed the St. Petersburg City Council of People's Deputies (Petrosoviet).