If the President wants to resign from his office, he may do so by writing to the – (1) Speaker of Lok Sabha (2) Vice President (3) Chief Justice of India (4) Prime Minister
(2) Vice President Explanation: According to Article 56 of Indian Constitution, the President may, by writing under his hand addressed to the Vice-President, resign his office. The same article states that the President may, for violation of the Constitution, be removed from office by impeachment in the manner provided in article 61.