Section 25(5)(i) in Bihar State Universities (Patna, University of Bihar, Bhagalpur and Ranchi) Act, 1960
(i)There shall be a Dean of each Faculty appointed by the Vice-Chancellor, by rotation, in the manner prescribed in the Statutes, for a term of two years from amongst the Heads of University Departments of the Faculty concerned at the end of which he shall not be eligible for re-appointment unless there is only one such Head of University Department in the Faculty :