Full text
A certificate purporting to be signed by the Head certifying that a decision referred to in subsection (4) was sent by registered mail or by any other means prescribed by regulation to the addressee, accompanied by a true copy of the decision and by an identifying post office certificate of the registration or other proof, prescribed by regulation, that the decision has been sent or received, is admissible in evidence and is proof of the statements contained in the certificate, without proof of the signature or official character of the person appearing to have signed the certificate.