33.—(1) If a voter has inadvertently dealt with his or her ballot paper in such manner that it cannot be conveniently used as a ballot paper (referred to as “a spoilt ballot paper”) he or she may return (either by hand or by post) to the returning officer the spoilt ballot paper and the covering envelope.
(2) If a voter has inadvertently dealt with his or her covering envelope in such manner that it cannot be conveniently used as a covering envelope (referred to as “a spoilt covering envelope”) he or she may return (either by hand or post) to the returning officer the spoilt covering envelope.
(3) On receipt of the documents referred to in paragraphs (1) or (2) above, the returning officer shall issue another ballot paper or covering envelope, as the case may be, except where those documents are received too late for another ballot paper to be returned before the close of the poll.