The Joint Comprehensive Plan of Action (JCPOA) (in Persian: برنامه جامع اقدام مشترک‎‎, acronym: برجام BARJAM), is an international agreement on the nuclear program of Iran reached in Vienna on 14 July 2015 between Iran, the P5+1 (the five permanent members of the United Nations Security Council—China, France, Russia, United Kingdom, United States—plus Germany),[a] and the European Union.

Formal negotiations toward the Joint Comprehensive Plan of Action on Iran‘s nuclear program began with the adoption of the Joint Plan of Action—an interim agreement on the Iranian nuclear program signed between Iran and the P5+1 countries—in November 2013.