In accordance with the banking laws of Islam (Islamic jurisprudence) and its practical application in the development of Islamic Economics. Islamic jurisprudence does not allow to receive the loan, interest (provided that the preset) is paid (at the so-calledTaliban say it existed.). Also, from the viewpoint of the religion of Islam, to invest inour business that will provide profit or organizer is incompatible with Islamic law, but is also forbidden (haraam). Islamic banking rules can be different scenarios. The Sunni Shia and Sunnis can completely different terms and conditions for the disposition of the banks. Verdict of the emulation of the Iranian banking system plays a huge role in the game. For example, you can learn that the credit card laws in some Islamic societies, is prohibited, but under certain circumstances in Iran are allowed. Today,we can say that with the launch of Iran's stock exchange and cooperation relationswith the banks, service and operational differences between Iran and other countries, banks in the world largely absent, except for the red line that brought down.