Iran Financial Sanctions Improvement Act of 2012

[AI summary unavailable — showing source text] Iran Financial Sanctions Improvement Act of 2012 - Directs the Comptroller General to submit to Congress a list of all known entities that provide services to, or facilitate service access for, the Central Bank of Iran or any Iranian financial institution. Directs the Secretary of the Treasury to report to Congress on efforts to ensure that the Society for Worldwide Interbank Financial Telecommunication (SWIFT), Clearstream, and other similar entities have terminated the provision of services to, and the facilitation of service access for, the Central Bank of Iran and other Iranian financial institutions. Authorizes the President to impose specified sanctions on an entity that has not terminated any such relationship. Amends the Comprehensive Iran Sanctions, Accountability, and Divestment Act of 2010 to require each foreign financial institution that maintains a U.S. correspondent account or a payable-through account to report to the Secretary of the Treasury regarding any financial dealings with an Iranian financial institution during the preceding 180 days. Directs the Secretary to make such reports public. Amends the National Defense Authorization Act for Fiscal Year 2012 to inc…