The Ministry of Economic Affairs and Finance's functions are: * Manage the Iranian treasury department, * Lending by the government to banks in Iran, * Regulation of Iran's economy and its financial policy, * implementing & enforcing tax policies in Iran, * in charge of foreign direct investment (F.D.I.), * directing the banking and commercial insurance sector of Iran, * regulating the financial markets of Iran, see also: Securities and Exchange Organization (SEO) & Central Bank of Iran.