The Goa Co-operative Societies Rules, 2003State Rules of Goa · 2001
(1) A voter who has inadvertently dealt with his ballot paper in such a manner that it cannot be conveniently used as a ballot paper, may, on returning it to the Presiding Officer and on satisfying him of the inadvertence, be given another ballot paper and the ballot paper so returned shall be marked “spoilt cancelled” by the Presiding Officer.
(2) If a voter, after obtaining a ballot paper, decides not to use it, he shall return it to the Presiding Officer and the ballot paper so returned shall be marked as “Returned cancelled” by the Presiding Officer.
(3) All ballot papers cancelled under sub-rule (1) or sub-rule (2) shall be kept in a separate packet.