US government has imposed sanctions against individual, organizations and foreign states such as Iran and North Korea who are indulged in anti-state activities and terrorism. There are some groups sponsor terrorism and terrorists. All these groups and states are abandoned to business deals with all US based companies. Iran sanctions are imposed by US government after bombing of US Marine barracks in Lebanon and due to Islamic revolution. That is why import and export are banned with Iran. Selling aircraft and repair parts to aviation companies in Iran are banned. There are ban on nuclear, missile, investments in oil and gas and petrochemicals, refines petroleum products, shipping and certain military exports to Iran and business dealings with Iranian republican Guard Corps. Due to Iran sanctions, Iran is facing economical halt from a long time. There is an increase in inflation and costs of goods, unsteady supple and disrupted exports.
OFAC, The Office of the Foreign Assets Control, an agency of US Department of the Treasury, carries out administration activities and enforcements of trade and economic sanctions in US for national security goals. Special Designated Nationals list is published by OFAC that includes names of all prohibited individual, organizations and foreign states indulged in anti-state activities and terrorism. People who are involved in US economic sanctions and require extensive lawyers to deal with their matters can easily approach Ferrari Legal, P.C. a law firm.