Section 48, The Public Elections Act, 2012

(1) Where at a presidential election a candidate diesbefore polling begins, the Electoral Commission shall appoint a further nomination day, being not less than twenty-one days from the date of the death of the candidate to enable the party which nominated the dead candidate to nominate a new presidential or vice-presidential candidate as the case may be. (2) If a further nomination day is appointed under subsection (1), the Electoral Commission shall appoint another presidential election day and the appropriate procedures shall start afresh.