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Weapon Program Background Report
February 23, 2021
Since the United States withdrew from the international agreement restricting Iran's nuclear program, Iran has taken its own steps in violation of the accord. These measures include accumulating over 300 kilograms of enriching uranium, enriching it to levels beyond 3.67 percent, and deploying advanced centrifuges at Fordow and Natanz.
Articles and Reports
February 11, 2021
With its known capacity, Iran cannot make a sudden dash to produce the fuel for a small nuclear arsenal of five implosion-type warheads – the goal Iran set for itself when it began to work on nuclear weapons decades ago. Instead, the main nuclear weapon risk in Iran is secret sites, which Iran has relied on to carry out illicit work in the past.
Articles and Reports
January 27, 2021
On October 8, 2020, the United States designated Iran’s financial sector and sanctioned eighteen Iranian banks. In doing so, the U.S. Treasury Department applied secondary sanctions to Iran's entire financial sector for the first time, potentially barring foreign entities from the U.S. financial system.
International Enforcement Actions
December 14, 2020
For years, Iran has violated the United Nations’ arms embargo on Yemen by smuggling weapons to the Houthis, an Iranian-aligned movement of Yemeni rebels. In November 2019 and February 2020, the U.S. Navy intercepted two of those shipments.

Iranian Entities

Nuclear
A gas centrifuge plant for the enrichment of uranium hexafluoride (UF6) developed and managed by the Atomic Energy Organization of Iran (AEOI).
Nuclear, Missile, Military
Involved in construction projects for Iran's ballistic missile and nuclear programs; listed in an annex to U.N. Security Council Resolution 1929 of June 9, 2010, as an entity of Iran's Islamic Revolutionary Guard Corps (IRGC), with a role "in Iran's proliferation-sensitive nuclear activities and the development of nuclear weapon delivery systems...

Suppliers

Nuclear
Involved in a conspiracy to illegally export U.S. and Canadian-origin computer numerical control (CNC) machines with nuclear applications to Iran.
Missile
Turkey-based company; supports Iran's missile program, according to the U.S. Department of State; involved in the production and trade of carbon; reportedly involved in the healthcare industry.

Unconventional Weapon Programs

Visit program-specific pages for information about Iran's nuclear and chemical weapon-related efforts and Iran's missile program.