It is tasked with analyzing worldwide financial activity, as well as collecting information on movement of technology and weapons.
[1] The Office of Intelligence Support was established in 1977 during the tenure of Treasury Secretary Jacob J. Lew.
It succeeded the Office of National Security (ONS), which was set up in 1961 under Treasury Secretary Douglas Dillon to connect the Treasury Department with the work of the National Security Council.
In 1972, in response to the Murphy Commission Report to the Congress, which stressed the importance of strong links between the Intelligence Community and officials responsible for international economic policy, Treasury became a member of the National Foreign Intelligence Board.
OIS officers also sit as Treasury members and advisors on designated national intelligence committees and subcommittees.