Release, a UK charity which advises professionals and the public on criminal justice and drugs matters, strongly opposed the Test-on-Arrest and Required Assessment measures brought in inby the Drugs Act 2005. They stated that mandatory drug testing was possibly in contravention with Article 8 of the Human Rights Act 1998, and that the possibility of false positives could lead to mandatory assessments for non-drug using Detained Prisoners. They also queried the Required Assessment process, calling into question the ethics and efficacy of coerced addiction treatment, and highlighting the possible re-direction of resources away from the voluntary treatment sector<ref>{{cite web
