Yes, Madras University has a minimum aggregate score of 50% for admission to a Master of Arts (M.A.) program. Indian applicants must have a minimum of 50% in their undergraduate degree from a UGC-accredited university. NRI applicants must have a graduation degree from an internationally recognized university.

For certain courses, a specific subject background may be required. For example, for an MTech course, applicants must have an MA/MSc with Geography or BE course in Civil Engineering or any IT-related field from any recognized institution with at least 50% aggregate marks. 

Madras University's grading system is based on the Choice-Based Credit System (CBCS) with CGPA method in undergraduate courses.