Section 14(2)(a) in The Unit Trust Of India Act, 1963
(a)hold office for such term not exceeding five years as the [Development Bank] [Substituted by Act 52 of 1975, Section 52, for "Reserve Bank" (w.e.f. 16-2-1976)] may specify [and shall be eligible for re-appointment] [Inserted by Act 16 of 1975, Section 4 (with retrospective effect)];