Service
6.—(1) A document may be served by any of the following methods—
(a)personal service;
(b)first class post (or an alternative service which provides for delivery on the next working day);
(c)(with the consent of the party to be served) through a document exchange;
(d)(with the consent of the party to be served or at the direction of the Registrar) by electronic means in accordance with the relevant practice direction.
(2) Where the address of the person on whom a document is to be served is unknown, the Registrar may direct that service is effected by an alternative method of service.
(3) A document served by first-class post or through a document exchange will be taken to have been served on the second day after it was posted or left at the document exchange, as the case may be (not including days which are not business days).
(4) A certificate of service must give details of the persons served, the method of service used and must state the date on which the document was served personally, posted, delivered to the document exchange or sent electronically, as the case may be.