Iranian President Masoud Pezeshkian has approved a law to halt cooperation with the International Atomic Energy Agency (IAEA), a move which will likely obscure any attempt by Tehran to restart its damaged nuclear program.

Iran officially suspended its cooperation with the UN nuclear watchdog on Wednesday, a move the United States described as "unacceptable". "We'll use the word unacceptable, that Iran chose to suspend cooperation with the IAEA at a time when it has a window of opportunity to reverse course and choose a path of peace and prosperity,

The law stipulates that any future inspection of Iran's nuclear sites by the IAEA needs approval by Tehran's Supreme National Security Council.