53(1)The service of a document may be proved by an affidavit (Form 20), sworn to or affirmed, by the person effecting the service.

53(2)If service is by prepaid registered mail or prepaid courier, and service is proved by an affidavit of service, the original or a copy of a written acknowledgement or confirmation of delivery provided for in subsection 50(2) shall be attached to the affidavit of service.

53(3)The written admission or acceptance of service by a solicitor is sufficient proof of service and need not be verified by an affidavit.