A demonstrator holds a picture of Iran's deceased supreme leader, Ayatollah Ali Khamenei, as people mourn at a square in Tehran, Iran, on March 1, 2026. ATTA KENARE/AFP

Iran has announced transition plans following the killing of Supreme Leader Ayatollah Ali Khamenei in a joint Israeli-US attack of unprecedented scale.

The plans include the formation of an interim leadership council including the president, the head of the judiciary and a jurist from the Guardian Council, the body that oversees legislation and vets electoral candidates. Also playing a central role is Iran's top security chief Ali Larijani.

Here is a look at the key figures overseeing the transition:

The president