R (ASK) v SSHD  EWCA Civ 1239
Immigration detention "These appeals raise important issues concerning the powers of the Respondent Secretary of State to detain those who suffer from mental health conditions pending removal from the United Kingdom. In each case, the Appellant is a foreign national who satisfied the statutory criteria for detention pending removal, but who suffered from mental illness such that it is said that, for at least some of the period he was detained, he was not only unfit to be removed and/or detained in an immigration removal centre ("IRC"), but did not have mental capacity to challenge his detention and/or engage with the procedures to which he was subject as a detainee. As a result, it is submitted that, in detaining each Appellant, the Secretary of State acted unlawfully in one or more of the following ways. ..."