Will the UK designate the IRGC a terrorist organization by June 30?

Prediction markets put the probability at 7%: Will the UK designate the IRGC a terrorist organization by June 30?. Currently, markets see this as unlikely (7% YES). BEHIND THE LINES: The emerging evidence suggests that this organization is a front for elements operating on behalf of the Iranian regime.

What’s Happening

Pressure on the British government to proscribe Iran's Islamic Revolutionary Guard Corps has intensified through May 2026 as intelligence services across Europe track an apparent escalation in IRGC-linked activity on UK soil. A group operating under the initials "HAYI" — Ashab al-Yamin — has claimed responsibility for a series of attacks on Jewish and Iranian opposition targets across the continent in recent weeks, with investigators describing it as a front for elements operating on behalf of the Iranian regime. The emergence of the gig-style proxy network has reframed the debate over whether the UK designate the IRGC a terrorist organization, moving the question from a diplomatic posture to an active law enforcement concern. [Jerusalem Post, May 9]

Reporting from London on May 14, 2026 documented what investigators describe as the IRGC's increased reliance on UK-based criminal gangs to conduct intimidation, espionage, sabotage and alleged terrorist activities against regime opponents and Jewish targets in Britain. The shift in tradecraft — drawing on methods used by organised crime networks — has drawn the attention of MI5 and Metropolitan Police counter-terrorism units, who have publicly catalogued more than 20 Iran-linked plots on British soil since 2022. Despite the operational evidence, the Foreign, Commonwealth and Development Office has historically resisted a full proscription on the grounds that severing diplomatic channels with Tehran would limit consular and nuclear-file leverage. [Ynetnews, May 14]

External pressure on Britain to act has grown alongside a widening US sanctions campaign. On May 12, the US Treasury's Office of Foreign Assets Control sanctioned three individuals and nine companies based in Hong Kong, the UAE and Oman for facilitating Iranian oil shipments to China, while the State Department offered a reward of up to $15 million for information disrupting IRGC financial networks. Parallel diplomatic friction continues around Iran's June 11 World Cup participation, with Tehran issuing 10 conditions to FIFA. With Parliament's summer recess approaching and no government bill tabled before the June 30 deadline, the legislative path to a UK proscription of the IRGC within the window remains narrow. [Jerusalem Post, May 12]

Traded on Polymarket — $96K Volume

Lower-volume market on Polymarket ($96K). Wider spreads expected — enter with limit orders and be aware of slippage risk. Currently 6c YES.