This Department is comprised of two divisions: 1. Religions 2. Mysticism. It is responsible for identifying and selecting entries related to Islamic and religious mysticism, writing and editing articles, and specifying titles. Specified titles in the Selection Section are reviewed and evaluated in The department Religions and the Mysticism and after confirmation are sent to the Scientific Files Section. Then, the entries are submitted to qualified authors in The Center for the Great Islamic Encyclopedia or other scientific and research centers. After reviewing, the written articles are turned back to the department of Religions and Mysticism in order to be checked and edited.

Moreover, the department of Religions and Mysticism has a close cooperation with other scientific departments and central library for writing articles, providing information, consulting researchers and authors, identifying and introducing new works as well as completing scientific files, specially related to religions and mysticism in Indian subcontinent and Pakistan and Urdu language.

Head of Department: Fatollah Mojtabaei
Assistant of Department: Marjan Afsharian
Permanent and Dependant Members: Hosein Lashei, Abdolamir Jaberizadeh