“…s were made concerning the 2005 DFT Rules. These claims were determined in R(TN (Vietnam)) v Secretary of State for the Home Department [2017] EWHC 59 (Admin); [2017] 1 WLR 2595 by Ouseley J. Ouseley J. followed the approach of the Court of Appeal in R(Detention Action) [2015] 1 WLR 5341 and found that the 2005 DFT Rules were ultra vir…”