Istanbul has an elected mayor and a local parlament. The current mayor is Ekrem İmamoğlu. Big cities in Turkey have a single metropolitan municipality each. Be

Istanbul has an elected mayor and a local parlament. The current mayor is Ekrem İmamoğlu. Big cities in Turkey have a single metropolitan municipality each. Below the metropolitan municipality each district also has its own local mayor and local parlament. They have a duty sharing system. For example water and public transportation is responsibilty of the metropolitan municipality. Collecting property taxes is responsibility of the smaller local municipalities etc.