Iran Sanctions imposed by US government

After bombing of US Marine barracks in Lebanon and due to Islamic revolution, United State government has imposed Iran sanctions against for foreign policy and national security goals. These sanctions were imposed against individual, organizations and foreign states such as Iran and North Korea. These are indulged in anti-state activities and terrorism. That is why US government abandoned these groups and states to deal with all US based companies. Under Iran sanctions, there is ban on import and export with Iran. Also, selling aircraft, repair parts to aviation companies, nuclear, missile, investments in oil gas and petrochemicals, refines petroleum products, shipping along with ban on Iranian republican Guard Corps is ban.
Iran is facing economical and political halt from a long period of time because of these sanctions. There is an increase in inflation. Country is facing issues in costs of goods; unsteady supple and disrupted exports. Also there is a ban on to transfer money to Iran. Banking transactions are banned. So in case if anyone wants to transfer money to Iran through banking transactions, it is mot possible due to imposed sanctions. An agency of US department of the treasure, the office of the Foreign Assets Control, carries out administrative activities and enforcements of trade and economic sanctions in US. Agency maintains and publishes SDN list (Special Designated Nationals list) that includes names of all prohibited individuals organizations and foreign states indulged in anti-state activities and terrorism with which no business or financial companies of US are allowed to do business deals.