15. (1) A candidate may withdraw his or her candidature by a notice of withdrawal signed by the candidate and delivered in person by the candidate or by the candidate’ s proposer to the returning officer not later than the hour of 12 noon on the day (disregarding any excluded day) next following the F61[latest date for receiving nominations specified in rule 10(3)].

(2) Where the returning officer is satisfied that a candidate wishes to withdraw his or her candidature and that the candidate and proposer are unable to attend, the withdrawal may be effected by delivering to the returning officer, not later than the said hour, a notice of withdrawal signed by the candidate and by the person delivering the notice.