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
Van Mildert College, Durham as "Mildert Would I Lie To You?" and "Van Mildert Take Me Out". At Van Mildert the undergraduate academic gown is not required to be worn to formal events nor at Matriculation, instead formal dress is used. In addition, students wear black tie attire at the end of term balls. Formals take place regularly during the academic term, with the college holding between three and five per term. As with all colleges there are a number of traditions at Formals, such as pennying and odds on. Students are not required to wear academic dress to formal dinners, instead formal dress