The system of the city power consists of:

The Governor of St. Petersburg is the superior official of St. Petersburg. 

The superior and the sole legislative authority - The Legislative Assembly (The Parliament) of St. Petersburg. 

The executive authority - The City Administration is the superior executive body of St. Petersburg headed by the Governor of the city and other executive departments - the city committees and the administrative-territorial departments. The St. Petersburg Administration is formed of the Governor, the Government, The Governor's Chancellery, the city committees and the administrative-territorial departments of the Administration subordinate to him, and also departments of joint Russian Federation executive authority and Leningrad Region Administration subordination.

The court authority - Statutory Court of St. Petersburg, magistrates. In St. Petersburg there function federal courts and city courts. The court system of St. Petersburg is a component of The court system of the Russian Federation.