# The Prison Rules 1999, Article 52: Defences to rule 51(9)


It shall be a defence for a prisoner charged with an offence under rule 51(9) to show that the controlled drug, pharmacy medicine, prescription only medicine, psychoactive substance or specified substance:
(a) ... ... had been, prior to its administration, lawfully in his possession for his use or was administered to him in the course of a lawful supply of the drug , medicine or substance to him by another person;
(b) ... ... was administered by or to him in circumstances in which he did not know and had no reason to suspect that such a drug , medicine or substance was being administered; or
(c) ... ... was administered by or to him under duress or to him without his consent in circumstances where it was not reasonable for him to have resisted.

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Source: https://www.legislation.gov.uk/uksi/1999/728/article/52 (the official version)
Page: https://openlegislation.uk/prison-rules-1999/article-52
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.