Sergei Magnitsky Rule of Law Accountability Act of 2012

Sergei Magnitsky Rule of Law Accountability Act of 2012 - Directs the Secretary of State to publish and update a list of each person the Secretary has reason to believe: (1) is responsible for, or benefitted financially from, the detention, abuse, or death of Sergei Magnitsky, participated in related liability concealment efforts, or was involved in the criminal conspiracy uncovered by Sergei Magnitsky; or (2) is responsible for extrajudicial killings, torture, or other human rights violations committed against individuals seeking to promote human rights or to expose illegal activity carried out by officials of the government of the Russian Federation.

Makes an alien on such list ineligible to enter or be admitted to the United States. Revokes any visa issued for such person.

Authorizes the Secretary to waive such prohibition if in the U.S. national security interest or if necessary for compliance with the Agreement between the United Nations (U.N.) and the United States of America regarding the Headquarters of the United Nations. Requires congressional notification of any such waiver.

Directs the Secretary of the Treasury to freeze and prohibit U.S. property transactions of an individual who is on the list if such property and property interests are in the United States, come within the United States, or are in or come within the control of a U.S. person or entity. Authorizes the Secretary to waive such actions if in the U.S. national security interest. Requires congressional notification of any such waiver.

Directs the Secretary and the Secretary of the Treasury to report annually to Congress regarding actions taken pursuant to this Act.