Colleges of Durham University mixed in 2005 with the admittance of male undergraduates. One college, Ustinov, admits only postgraduates. Durham operates a collegiate structure similar to that of the University of Oxford and the University of Cambridge, in that all colleges at Durham, being constituent colleges of a "recognised body", are "listed bodies" in the Education (Listed Bodies) (England) Order 2013 made under the Education Reform Act 1988. The "recognised body" in this case is Durham University. Though most of the Durham colleges are governed and owned directly by the University itself, and so do not enjoy the independence of colleges at Oxford and
Colleges of the University of Oxford Antony's, St Cross and Wolfson only admit postgraduate students. All Souls admits only Fellows. Harris Manchester is intended for "mature students" with a minimum age of 21. In 2018 it was announced that a new, non-residential, graduate college of the University would be established using the premises of the Radcliffe Science Library, opening in 2020. Kellogg and St Cross are the only Oxford colleges without a royal charter. They are officially societies of the university rather than independent colleges and both are considered departments of the university for accounting purposes. The Oxford University Act 1854 and the university statute "De