The eligibility criteria for the Diploma degree program at Shanmuga Institute of Postgraduate Medical Sciences in Salem, India, include a Bachelor's degree in Medicine (MBBS) from a recognized university or institution. Candidates must also have completed a one-year internship program and possess a valid registration with the Medical Council of India (MCI) or the respective State Medical Council. Additionally, applicants may be required to undergo a selection process, which could include a written exam, interview, or both. Meeting the minimum eligibility criteria does not guarantee admission, as seats are limited and competitive.