R (Daly) v Secretary of State for the Home Department

R (Daly) v Secretary of State for the Home Department [2001] UKHL 26 is a UK constitutional law case of the House of Lords case on the rights of a prisoner when his cell is searched by prison officers. 
Facts.
The case concerned whether cell searches contravened a prisoner's right to private correspondence with his solicitor. The case is of importance for its use of a proportionality test in a judicial review case, a method copied from the jurisprudence of the European Convention on Human Rights. 
Judgment.
The prisoner's case was accepted.