Will a 1+ Year Enrichment Moratorium be in a US-Iran deal in 2026?

As of September 2, 2026, Polymarket prices “Will a 1+ Year Enrichment Moratorium be in a US-Iran deal in 2026?” at 10% YES with $121K traded. No tracked wallet holds a position on this market, so there is no verdict.

Prediction markets put the probability at 9%: Will a 1+ Year Enrichment Moratorium be in a US-Iran deal in 2026. Currently, markets see this as unlikely (9% YES). SubscribeInvest April 15, 2026 | Policy Brief Trump Rebukes U.S.

What’s Happening

Negotiations over a potential US-Iran agreement have entered a critical phase, with the central question of whether **a 1+ year enrichment moratorium be in a US-Iran deal in 2026** now hinging on the duration of any freeze. During talks in Islamabad on **April 11-12, 2026**, the United States initially demanded a **20-year moratorium** on uranium enrichment, the removal of Iran’s highly enriched uranium stockpile, and unfettered navigation through the Strait of Hormuz. Iran rejected that proposal, but by **May 6, 2026**, Axios reported that both sides were nearing a one-page draft agreement under which Tehran would commit to an enrichment freeze while Washington would gradually lift sanctions and release billions in frozen assets. The duration remains the key sticking point: Iran has proposed **five years**, while the US has pushed for **20 years**, with sources indicating a compromise could land between **12 and 15 years** [Iran International, May 06].

The political landscape around the negotiation has shifted markedly. On **April 15, 2026**, President Donald Trump publicly rebuked the earlier US proposal for a 20-year moratorium, with the Foundation for Defense of Democracies reporting that full nuclear dismantlement remains the only viable path for hawks. However, by **May 15, 2026**, Trump reversed course, stating he would accept a **20-year suspension** of uranium enrichment if Tehran provided a “real” guarantee—an apparent shift from his previous demand for a permanent halt. This reversal came after CNN confirmed on **May 6, 2026** that Iran was expected to give mediators its formal reply to the proposal, with details including a moratorium period of longer than **10 years** and requirements to ship its HEU stockpile out of the country. The internal US policy turbulence underscores how volatile the answer to whether **a 1+ year enrichment moratorium be in a US-Iran deal in 2026** remains, as Trump’s public statements have oscillated between maximalist demands and pragmatic acceptance [FDD, Apr 15] [Times of Israel, May 15].

The structural factor that will determine whether **a 1+ year enrichment moratorium be in a US-Iran deal in 2026** is the verification mechanism, not just the stated duration. Axios and CNN both report that the draft requires Iran to ship its highly enriched uranium stockpile out of the country, but the specifics of inspection regimes and international monitoring remain unresolved. The **Islamic Revolutionary Guard Corps** and hardline factions in Tehran have historically resisted long-term constraints, while US hawks in Congress demand permanent dismantlement. With the war-ending imperative driving both sides to the table, the final text will likely land between the **5-year** Iranian offer and the **20-year** US demand, but enforcement provisions—including who verifies compliance and what triggers snapback sanctions—will be the decisive element. As of mid-May 2026, mediators expect a formal reply from Tehran, making the coming weeks pivotal for the market’s resolution [CNN, May 06] [ISW, Apr 13].

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