Bloomberg Talks IAEA Director General Grossi Talks Iran's Nuclear Questions
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Mar 2, 2026 
Rafael Mariano Grossi, Director General of the IAEA and veteran diplomat on nuclear non-proliferation, discusses lost direct contact with Iran’s atomic regulator and how the agency is still monitoring sites through other channels. He talks about monitoring during strikes, outreach amid conflict, the IAEA’s technical verification role, and why diplomacy is needed for a durable solution.
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IAEA Communication Is Disrupted Not Broken
- Communications with Iran are disrupted but not severed, with the IAEA still in contact via its Vienna mission and other channels.
- Rafael Mariano Grossi says loss of direct contact with Iran's nuclear regulator followed strikes and reflects wartime communication difficulties.
Negotiations Ended Suddenly When War Began
- Negotiations with Iran were active until weekend strikes halted them and shifted the dynamic from diplomacy to wartime uncertainty.
- Grossi recounts that war began Saturday morning, changing access and pausing talks that had been ongoing since June 2025.
IAEA Translates Diplomatic Promises Into Verification
- The IAEA's role is indispensable because it translates high-level commitments into concrete, verifiable technical measures.
- Grossi explains the agency defines what verification is needed for claims about centrifuges, cascades, enrichment and site access.