As our world gets older, younger and new systems are being developed that serve the qualityof life and wellbeing of the human being. As world cities are classified in such subjects as population, culture, tourism; International business, trade, and therefore financial services, and somecities are emerging as the forefront. Only two or three cities with this type of international influenceare mentioned. Istanbul, which is the world city with its population density, history, cultural structure and tourism, the issue of being an economy and financial center with global scale influenceis on the agenda of the authorities, especially the Government. Various initiatives have been madein order for Istanbul to become a financial center with international influence and the IFC (Istanbul International Finance Center) project has been included with the title of the Priority Transformation Program in the 10th Development Plan and started to work. Some targets have beenset for the IFC, and studies, expectations have been set in this direction. Regulations should bemade on various issues so that this initiative can be successful and sustain its effectiveness. Thefirst of these needs to be regulated by our financial legislation and made an attractive option forinternational actors.