21. Certificate of service

(1) The claimant must file a certificate of service within 21 days of service of the claim, unless all the defendants to the proceedings have filed acknowledgments of service within that time, and may not obtain judgment in default under Rule 39 unless a certificate of service has been filed.
(2) The certificate of service must give details of the person served, the method of service used and must state the date on which the claim form was served personally, couriered, delivered, left or sent electronically, as the case may be.