The United Nations Security Council has been notified of concerns regarding Iran's compliance with its nuclear obligations, as reported by the International Atomic Energy Agency. On September 9, the IAEA Board of Governors voted to report Iran to the Security Council for the first time in 20 years.
Iran’s nuclear program has come under scrutiny after the IAEA was denied access to key sites since a series of strikes in June 2025 involving Israel and the United States, according to the BBC. The agency has been unable to verify Iran’s nuclear material stockpiles, including details about its supply of highly enriched uranium.
A resolution was introduced by the UK, France, Germany, and the US, which received support from 23 countries and eight abstentions. China, Russia and Niger voted against the resolution while one board member did not vote. The document specifically requested that IAEA head Rafael Grossi submit a report on Iran’s actions to the Security Council.
Iranian officials have responded by accusing foreign powers of attacking nuclear sites and using those incidents as justification for formal complaints. Iran has consistently maintained that its nuclear program is intended only for peaceful uses.
According to the IAEA, Tehran had approximately 440.9 kilograms of uranium enriched to 60% as of June 13, 2025 before the strikes on its nuclear facilities. This level of enrichment can be quickly upgraded to weapons-grade uranium, which is around 90% enriched. The IAEA has not said that Iran possesses a nuclear weapon.
The lack of access to nuclear sites has raised questions about the transparency and safety of Iran’s program. Vantor satellite imagery has shown ongoing construction near the Natanz facility, suggesting continued development despite international concerns. The construction is taking place at Pickaxe Mountain, an underground complex about two kilometers south of Natanz. CSIS said satellite imagery does not prove that uranium enrichment is currently taking place there.
The situation highlights growing tensions between Iran and the international community over nuclear safeguards. The IAEA’s inability to carry out inspections has led to increasing pressure on Iran to allow full access to its facilities.
Iranian officials have dismissed the allegations and said they are being unfairly targeted by Western nations. The issue has now moved from diplomatic talks to formal reporting within the UN Security Council framework.
This development may lead to further international actions, including potential sanctions or other measures. Russia and China both have veto power on the Security Council, which could make punitive action against Iran difficult. The international community continues to monitor the situation closely as Iran’s nuclear activities remain under scrutiny.
The IAEA has been working to maintain oversight of nuclear programs globally, but its efforts in Iran have been significantly hindered.