The Institute has three Departments of Study representing Buddhist Philosophy, Buddhist Culture and Buddhist Literary Sources. Pali Studies come under the department of Buddhist Literary Sources. Currently Professors Asanga Tilakaratne and Ven. K. Dhammajoti serve as heads of departments of Buddhist philosophy and Buddhist Literary Sources respectively After Professors Kapila Abhayawansa's retirement the headship of the department of Buddhist cultures remains open Professors T. Endo heads Pali Studies.