Legislative Assembly of Saint Petersburg

The Legislative Assembly of Saint Petersburg (Russian: Законода́тельное собра́ние Санкт-Петербу́рга, ЗакС, romanized: Zakonodátel'noe sobránie Sankt-Peterbúrga, ZakS) is the regional parliament of Saint Petersburg, a federal subject (federal city) of Russia. It was established in 1994, succeeding the Leningrad Council of People's Deputies (Lensovet).

It is a permanent body, and the supreme and only governing body in St Petersburg. It is located in the Mariinsky Palace. Its powers and duties are defined in the Charter of Saint Petersburg.