Iran Proliferation Prevention Act - Authorizes the President to: (1) utilize the Proliferation Security Initiative and other measures to enforce all U.S. laws and Executive Orders, all United Nations (U.N.) Security Council resolutions, and all international, multilateral, and bilateral agreements, including the 2005 Protocol to the Convention for the Suppression of Unlawful Acts Against the Safety of Maritime Navigation to interdict the import into or export from Iran of materials, equipment, goods and technology useful to any nuclear, biological, chemical, missile, or conventional arms program; and (2) negotiate and utilize ship boarding and other interdiction agreements with countries determined to interdict the import or export of such items.
Requires the President to report periodically to Congress on: (1) the identity of all known countries (including Iran), entities, and persons that have engaged in the import into or export from Iran of items useful to any nuclear, biological, chemical, missile, or conventional arms program; (2) any countries, entities, and persons that have violated U.S. laws, U.N. Security Council resolutions, international treaties, conventions, and other agreements prohibiting the import into or export from Iran of such items; (3) measures taken by the United States, or in cooperation with other countries or international organizations, to hold violators accountable; and (4) the interdiction assistance actions taken by foreign governments during the preceding 120-day period.