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
Ustinov College, Durham Since 1965, membership had increased to over 1500 and in 2003, the society was turned into a college and named in honour of the Chancellor of the University (1992–2004), Sir Peter Ustinov. The college's offices were moved from Old Elvet to the Howlands Farm site in September 2005. The college motto ("Diversitate Valemus") was coined later that year by Zu'bi Al-Zu'bi, President of the GCR. The Parson's Field site at the end of Old Elvet, which had been the heart of the community during its years as the Graduate Society, was handed over to St Cuthbert's Society in 2005 and