Constitution of India
Article 68 :
Time of holding election to fill vacancy in the office of Vice-President and the term of office of person elected to fill casual vacancy :
(1) An election to fill a vacancy caused by the expiration of the term of office of Vice-President shall be completed before the expiration of the term.
(2) An election to fill a vacancy in the office of Vice-President occurring by reason of his death, resignation or removal, or otherwise shall be held as soon as possible after the occurrence of the vacancy, and the person elected to fill the vacancy shall, subject to the provisions of article 67, be entitled to hold office for the full term of five years from the date on which he enters upon his office.