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# 									Key Topics – Office of Counterproliferation Initiatives							

## Sanctions

The CPI office is responsible for implementing nuclear sanctions under U.S. law and Executive Orders 13382 (Blocking Property of Weapons of Mass Destruction Proliferators and Their Supporters) and 13551 (Blocking Property of Certain Persons with Respect to North Korea). More»

## Implementing UN Security Council Resolution 1540

The CPI office is responsible for sustaining the obligations UN member states have undertaken in accordance with UN Security Council Resolution 1540 to achieve concrete implementation of 1540 standards. Key functions include: 1) working with UNSC 1540 Committee; 2) responding to requests for assistance; 3) working with other UN partners to maintain political attention and; 4) supporting activities of multilateral bodies or organizations involved in work facilitating the implementation of UNSCR 1540.

## Proliferation Security Initiative

CPI leads Department involvement in the Proliferation Security Initiative, through which 107 nations have pledged to take action to stop shipments of WMD, their delivery systems, and related items. PSI states cooperate to prevent proliferation and strengthen national capacities for action.  The responsibilities entailed in the PSI include leading and/or coordinating PSI activities, bringing additional nations into the Initiative, and negotiating bilateral PSI ship-boarding agreements. As of February 2020, 107 states from all regions have endorsed the PSI Principles of Interdiction and now participate in PSI. Learn More »

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The Office of Counterproliferation Initiatives also works on several other CP issues regarding sanctions and UN Security Council resolutions, including:

## Implementation of Country-Based United Nations Security Council Resolutions

CPI works with other countries to ensure compliance with relevant UNSCRs, including UNSCRs 1718/1874 (North Korea); and UNSCRs 1737/1747/1803/1929 (Iran) as well as their successors.

## Proliferation Finance

CPI leads the Department’s efforts on proliferation finance through interactions with foreign governments and foreign financial institutions and contributes to the Financial Action Task Force’s policy development on proliferation finance.

## Interdiction

CPI leads the U.S. government effort to identify and stop specific shipments of WMD-related items of concern worldwide, including by chairing the nuclear interdiction working group, and works to strengthen global legal authorities to combat WMD trafficking, including by the development and enforcement of nonproliferation-related UN Security Council resolutions.

## Counterproliferation Strategies Designed To Identify, Track, and Shut Down Procurement Networks

CPI is responsible for developing and implementing tailored counterproliferation strategies, including on an actor-specific, network-specific, and a country-specific basis. It also develops strategies to deal with specific counterproliferation challenges as needed, such as illicit transshipments.

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