34. (1) An elector who has inadvertently so spoilt his ballot paper that it cannot be used as a valid ballot paper may, upon proving the fact of inadvertence to the satisfaction of the Presiding Officer and returning the ballot paper to him, obtain another ballot paper and cast his vote by such other ballot paper. (2) The Presiding Officer shall forthwith cancel the ballot paper returned to him under clause (1), make a note to that effect on the counterfoil over his own signature and sign the cancelled ballot paper, and place it in a separate packet labelled “Spoilt Ballot Papers”.