The UN’s nuclear watchdog will send inspectors back into Iran, marking a significant reversal after cooperation between Tehran and the International Atomic Energy Agency collapsed following military strikes on Iranian facilities in 2025.

IAEA Director General Rafael Mariano Grossi confirmed on June 23 that inspections of Iranian nuclear sites will begin under the framework of a memorandum of understanding signed between the US and Iran in mid-June. The deal includes IAEA oversight of Iran’s nuclear program and the down-blending of enriched uranium stockpiles.

What the deal actually covers

Iran had previously halted cooperation with the IAEA after military strikes targeted its nuclear facilities in 2025, effectively blinding international monitors to what was happening inside the country’s enrichment program.

Grossi indicated that technical groundwork for the initiative would begin immediately, with coordination between US and Iranian officials starting right away. The inspection schedule itself remains flexible.

Grossi framed the MOU as the foundational document for renewed inspections and broader technical discussions about Iran’s nuclear trajectory.

The crypto angle: Nobitex sanctions and market sentiment

Just weeks before the MOU was signed, the US Treasury sanctioned Nobitex, described as Iran’s large crypto exchange, on June 2.

Bitcoin saw mild gains around the announcement, consistent with broader risk-on sentiment that often accompanies diplomatic breakthroughs.

What this means for crypto investors

The Nobitex action reinforces that the US government views crypto exchanges as legitimate targets in its sanctions enforcement toolkit. The Treasury’s willingness to act on Nobitex just weeks before the MOU shows that crypto-specific enforcement policy operates independently of broader diplomatic considerations.

If the IAEA reports compliance and the down-blending proceeds on schedule, it reduces the chance of a return to the kind of military escalation that rattled markets in 2025.