PhD eligibility criteria in India require candidates to hold a master’s degree in a relevant discipline from a recognized university. Most institutions demand a minimum of 55% aggregate marks, while reserved category candidates receive relaxation as per government norms. In addition to academic qualifications, candidates must clear a PhD entrance exam or possess a valid national fellowship score. There is generally no age limit for pursuing a PhD, although fellowship programs may impose age restrictions. Meeting the PhD eligibility criteria is essential for participating in the admission process.