Question to the Ministry of Justice:

To ask the Secretary of State for Justice, how many individuals were assessed or monitored by the Joint Extremism Unit in each calendar year from 2017 to 2025 inclusive, broken down by the extremism or risk classification category used internally by the Unit.

Data on the number of people serving custodial sentences for terrorist offences are published by the Home Office as part of its quarterly statistical bulletin Operation of police powers under the Terrorism Act 2000 and subsequent legislation: Arrests, outcomes, and stop and search, Great Britain, which is available at: Operation of police powers under TACT 2000, to December 2025 - GOV.UK

Details of the risk classification are withheld on the grounds of national security.

The Joint Extremism Unit also monitors and assesses individuals who have not been convicted of terrorism or terrorism-connected offences, but nevertheless represent terrorist risk. Data regarding these individuals are also withheld on national security grounds.