As Vienna, the capital of Austria is both a city and a state, the 100 members of the Municipal Council (Gemeinderat) of the city of Vienna also act as members of the Landtag of the state of Vienna. Members serve for five years.

The Landtag of Lower Austria is the state parliament of the Austrian state of Lower Austria. It exercises the state legislation (legislature). The seat of the Landtag is in St. Pölten in the Landhausviertel.