**Negotiations for a final U.S.-Iran nuclear agreement have stalled since the June 2026 interim memorandum of understanding, which outlined a 60-day window (extendable) for talks on enrichment limits, stockpile disposition, sanctions relief, and a binding UNSC endorsement.** As of early October 2026, indirect contacts via mediators in New York and technical discussions have not produced a completed deal. U.S. officials, including Vice President Vance and Secretary Rubio, have emphasized demands for meaningful reductions in Iran’s uranium enrichment capacity, while Iranian statements reject concessions on enrichment rights and link any progress to the lifting of blockades, sanctions waivers, and asset releases. IAEA reports of denied access to facilities and a September Board decision to refer noncompliance concerns to the Security Council have heightened tensions, though Russia and China have opposed related U.S. monitoring extensions and snapback efforts. Russia and China’s vetoes of U.S. proposals at the UNSC, combined with their support for Iran’s civilian nuclear program, indicate likely resistance to any resolution endorsing terms viewed as U.S.-driven. With U.S. midterms approaching in November and ongoing regional hostilities, the remaining timeline to December 31 offers limited scope for bridging core gaps on verification, enrichment, and implementation sequencing required for UNSC action. Trader consensus at 89.5% for “No” reflects these persistent diplomatic and procedural barriers.