THE UNION
Article 58: Qualifications for election as President
(1) No person shall be eligible for election as President unless he—
(a) is a citizen of India,
(b) has completed the age of thirty-five years, and
(c) is qualified for election as a member of the House of the People.
(2) A person shall not be eligible for election as President if he holds any office of profit under the Government of India or the Government of any State or under any local or other authority subject to the control of any of the said Governments.
Explanation.—For the purposes of this article, a person shall not be deemed to hold any office of profit by reason only that he is the President or Vice-President of the Union or the Governor of any State or is a Minister either for the Union or for any State
About Constitution of India
WE, THE PEOPLE OF INDIA, having solemnly resolved to constitute India into a SOVEREIGN SOCIALIST SECULAR DEMOCRATIC REPUBLIC and to secure to all its citizens: JUSTICE, social, economic and political; LIBERTY of thought, expression, belief, faith and worship; EQUALITY of status and of opportunity; and to promote among them all FRATERNITY assuring the dignity of the individual and the unity and integrity of the Nation; IN OUR CONSTITUENT ASSEMBLY this twenty-sixth day of November, 1949, do HEREBY ADOPT, ENACT AND GIVE TO OURSELVES THIS CONSTITUTION