(1) Where a claim or objection is not disposed of under rule 17 or rule 18, the registration officer shall—
(a) specify in the list exhibited by him under clause (b) of rule 16, the date, time and place of hearing of the claim or objection; and
(b) give notice of the hearing—
(i) in the case of a claim to the claimant in Form 12;
(ii) in the case of an objection to the inclusion of a name, to the objector in Form 13 and to the person objected to in Form 14; and
(iii) in the case of an objection to a particular or particulars in an entry, to the objector in Form 15.
(2) A notice under this rule may be given either personally or by registered post or by affixing it to the person's residence or last known residence within the constituency.