Question to the Cabinet Office:

To ask the Minister for the Cabinet Office, how many cross-government resilience exercises involving two or more departments have been conducted in the last 2 years; and what the (a) title, (b) participating departments and (c) date was of each.

The Cabinet Office encourages all departments to conduct or participate in exercises on cross-cutting risks in line with the National Security Risk Assessment.

The Cabinet Office conducted two cross-system exercises within this period under the National Exercising Programme. Exercise PEGASUS on pandemic preparedness was conducted in three primary phases in September and October 2025. A classified cross-system cyber resilience exercise was also conducted in 2026.