To pursue a Diploma degree at St. Mary's College of Education in Chitradurga, candidates must meet certain eligibility criteria. Applicants should have completed their higher secondary education or its equivalent from a recognized board. They should have obtained a minimum aggregate score of 50% in their qualifying examination. Additionally, candidates must have studied English as one of the main subjects during their higher secondary education. Meeting these requirements is essential to be considered for admission to the Diploma program at St. Mary's College of Education, Chitradurga.