Question to the Ministry of Justice:

To ask the Secretary of State for Justice, what the rate of positive tests from mandatory drug testing in prisons in England and Wales was in each of the last ten years.

The information requested is published in the Annual NOMS Digest 2016/17, available at.

https://www.gov.uk/government/statistics/annual-national-offender-management-service-digest-2016-to-2017

Select Supplementary Tables and MDT Data Tool > 07 Random Mandatory Drug Testing > Table 7.1