Single consolidated GMP Operation Plato plan
Manchester Arena Inquiry · Manchester Arena Inquiry: Volume 2: Emergency Response · Issued 3 November 2022 · Addressed to: Greater Manchester Police
Source — verbatim from the inquiry
●Inquiry recommendation
Greater Manchester Police should review its Operation Plato plans to ensure that there is only a single plan to which all can work and that this plan gives clear and consistent guidance on how to respond to an Operation Plato incident.
Manchester Arena Inquiry, Manchester Arena Inquiry: Volume 2: Emergency Response · 3 Nov 2022 Source PDF →
Published evidence summary
Publicly available evidence relating to this recommendation:
- GMP stated that its Operation Plato Marauding Terrorist Attack Overall Plan is the only Operation Plato plan that exists in GMP, with strict version control to ensure previous versions are not available (Manchester Arena Inquiry Recommendations Dashboard, Cabinet Office, February 2026).
Response — verbatim from government
●UK Government
The Home Secretary made a written statement to Parliament on 3 November 2022 following publication of Volume 2, acknowledging the findings on emergency response failures and stating the government would work with emergency services to implement improvements. The response committed to reviewing interoperability arrangements between emergency services and strengthening joint training and exercising protocols for major incidents.
UK Government · 3 Nov 2022 Written response →
Evidence trail — what's actually happened since
- 27 Feb 2026 NPCC Update: CTPHQ/Plato Recommendation Review-See recommendation 13 NPCC Update: New Command and Control National Guidance-See recommendation 58 GMP's Operation Plato Marauding Terrorist Attack Overall Plan is the only Operation Plato Plan that exists in GMP. This plan covers the GMP response to an Op Plato declaration and includes a series of role cards that provide clear guidance on how to respond to such an incident. Strict version control is in place to ensure that previous versions are not available to Commanders and Responders. Source →
- 14 Nov 2025 NPCC Update: CTPHQ/Plato Recommendation Review-See recommendation 13 NPCC Update: New Command and Control National Guidance-See recommendation 58 GMP's Operation Plato Marauding Terrorist Attack Overall Plan is the only Operation Plato Plan that exists in GMP. This plan covers the GMP response to an Op Plato declaration and includes a series of role cards that provide clear guidance on how to respond to such an incident. Strict version control is in place to ensure that previous versions are not available to Commanders and Responders. Source →
- 14 Nov 2025 · Cabinet Office Government published formal Manchester Arena Inquiry recommendations dashboard on GOV.UK (14 November 2025) tracking all 149 recommendations with implementation progress updates. View source → Reasonable Progress
- 3 Apr 2025 · UK Parliament Terrorism (Protection of Premises) Act 2025 received Royal Assent 3 April 2025. Creates two tiers: Standard Duty (200-799 capacity) and Enhanced Duty (800+). SIA will be regulator. Not yet in force -- at least 24 months before enforcement (expected April 2027). View source → Reasonable Progress
- 5 Jun 2023 · National Police Chiefs Council NPCC, Counter Terrorism Policing and College of Policing provided comprehensive updates to Sir John Saunders demonstrating "continued drive to improve collective response to terrorist incidents." View source → Reasonable Progress
Each entry above links to a primary source — gov.uk written statement, consultation response document, or inspection report. The Index does not characterise government intent; it tracks what has been published.
How this page is built
Source and Response are verbatim from primary documents. The Evidence trail records published activity since — written statements, consultation outcomes, inspection findings, parliamentary references. The Index does not paraphrase or characterise intent; it tracks what has been published. Where the evidence is the absence of action (a missed deadline, a slipped timetable), that absence is documented from primary sources rather than inferred.
This recommendation's data is verified periodically against primary sources. The Index is monitored for staleness weekly.