The United States has supplemented Iran sanctions laws in force since 1995 (the Iranian Transactions Regulations, the Weapons of Mass Destruction and Proliferation Sanctions Regulations, and their underlying Executive Orders, which are still in force) and gradually increased the sanctions pressure on Iran since July 2010 through the following additional, successive sanctions laws:
- Executive Order 13553. Blocking Property of Certain Persons With Respect to Serious Human Rights Abuses by the Government of Iran and Taking Certain Other Actions. September 29, 2010.
- Executive Order 13574. Authorizing the Implementation of Certain Sanctions Set Forth in the Iran Sanctions Act of 1996, as Amended (CISADA). May 23, 2011.
- Executive Order 13606. Sanctions with Respect to Grave Human Rights Abuses by the Governments of Iran and Syria via Information Technology. April 23, 2012.