Nuclear Nonproliferation and Cooperation Act of 2011

[AI summary unavailable — showing source text] Nuclear Nonproliferation and Cooperation Act of 2011 - Prohibits providing assistance, other than humanitarian assistance, to a country that withdraws from the Treaty on the Non-Proliferation of Nuclear Weapons. Directs the United States, with respect to a country that withdraws from the Treaty, to seek the return of: (1) any material, equipment, or components transferred to the country under an agreement for cooperation pursuant to the Atomic Energy Act of 1954; and (2) any special fissionable material produced through the use of such material, equipment, or components previously transferred to the country. Directs the United States, by January 31, 2013, and January 31 of each succeeding year, to pay its full assessed contribution to the regular operating budget of the International Atomic Energy Agency (IAEA). Directs the United States, when considering the provision of assistance under the Foreign Assistance Act of 1961 or the Arms Export Control Act, to consider whether the proposed recipient has in force an Additional Protocol to its safeguards agreement with the IAEA. Prohibits assistance under the Foreign Assistance Act of 1961, the Arms Export Control Act, the Food for Peac…