Professor MacCormick retired from the Regius Chair on 1 February 2008 after completing 36 years as professor (and later senior professor) at the University of Edinburgh. He was accorded with the honour of a series of lectures in his name by the university's School of Law and delivered the School of Law's opening Tercentenary Lecture, introduced by former Lord President Lord Cullen, on 18 January 2007. He gave his final lecture as Regius Professor, entitled 'Just Law', on Monday 28 January 2008. He continued thereafter in his role as President of the International Association for Philosophy of Law and Social Philosophy.