Rule 83 applies to the lodgment for filing of a document if the registry and the practitioner for a party have a facility for the reception of documents in the same document exchange as if –

(a) the reference in rule 83(1)(b) to sending by prepaid post were a reference to delivery into that facility; and

(b) the envelope required under rule 83(6) were to be addressed to the practitioner's address in the document exchange.