The [Chairperson], 2[Vice-Chairperson] or other Members shall hold office as such for a term of five years from the date on which he enters upon his office or until he attains,—
(a) in the case of 1[Chairperson] and 2[Vice-Chairperson, the age of sixty-five years; and
(b) in the case of a Member, the age of sixty-two years, whichever is earlier.