U.S. Treasury Department’s Office Of Foreign Asset Control (“OFAC”) is the government agency that is responsible for regulating, administering, and enforcing the various U. S. economic sanctions programs against the groups of individuals and countries that are viewed as being a threat to the United States. The Iranian Transactions and Sanctions Regulations, 31 CFR Part 560 (“ITSR”) is the body of rules and regulations enforced by OFAC against Iran.