INI-CET is conducted for admission to postgraduate medical courses in several Institutes of National Importance (INIs). These institutes include multiple campuses of AIIMS, Jawaharlal Institute of Postgraduate Medical Education and Research (JIPMER) Puducherry, Postgraduate Institute of Medical Education and Research (PGIMER) Chandigarh, National Institute of Mental Health and Neurosciences (NIMHANS) Bengaluru, and Sree Chitra Tirunal Institute for Medical Sciences and Technology (SCTIMST) Thiruvananthapuram. The number of participating institutes may increase if additional INIs join the centralized admission system.