(i) the allocation of seats in the House of the People to the States as readjusted on the basis of the 1971 census; and (ii) the division of each State into territorial constituencies as may be readjusted on the basis of the 1[2001] census, under this article.]] 83. Duration of Houses of Parliament.—(1) The Council of States shall not be subject to dissolution, but as nearly as possible one-third of the members thereof shall retire as soon as may be on the expiration of every second year in accordance with the provisions made in that behalf by Parliament by law. (2) The House of the People, unless sooner dissolved, shall continue for 2 [five years] from the date appointed for its first meeting and no longer and the expiration of the said period of 2[five years] shall operate as a dissolution of the House: Provided that the said period may, while a Proclamation of Emergency is in operation, be extended by Parliament by law for a period not exceeding one year at a time and not extending in any case beyond a period of six months after the Proclamation has ceased to operate. 84. Qualification for membership of Parliament.—A person shall not be qualified to be chosen to fill a seat in Parliament unless he— 3 [(a) is a citizen of India, and makes and subscribes before some person authorised in that behalf by the Election Commission an oath or affirmation according to the form set out for the purpose in the Third Schedule;] (b) is, in the case of a seat in the Council of States, not less than thirty years of age and, in the case of a seat in the House of the People, not less than twenty-five years of age; and (c) possesses such other qualifications as may be prescribed in that behalf by or under any law made by Parliament. 1. Subs. by the Constitution (Eighty-seventh Amendment) Act, 2003, s. 3, for "1991" (w.e.f. 22-6-2003). 2. Subs. by the Constitution (Forty-second Amendment) Act, 1976, s. 17, for "five years" (w.e.f. 3-1-1977) and further subs. by the Constitution (Forty-fourth Amendment) Act, 1978, s. 13, for "six years" (w.e.f. 20-6-1979). 3. Subs. by the Constitution (Sixteenth Amendment) Act, 1963, s. 3, for cl.(a) (w.e.f. 5-101963). 70