The Graduate Diploma in Education at the Open University of Sri Lanka provides professional training for graduate teachers and other graduates working in education. It is a 36 credit programme aimed at providing professional training to graduate teachers in the school system. Students follow nine compulsory courses and two optional courses, for eleven courses in total, within the Education discipline.
Admission is based on a selection test. Only candidates who pass the selection test are invited for an interview prior to admission. The minimum programme duration is one academic year (15 months). The programme is conducted by the Department of Secondary and Tertiary Education, Faculty of Education.