reg 4 Service on a person to whom proceedings relate
(1) Where under these Rules any document is to be served on a person to whom proceedings relate it may be served— (a) on him personally; (b) if he is subject to service law, by post in a letter addressed to him at his unit; (c) if he is not subject to service law— (i) by leaving it at his usual or last known place of abode; or (ii) by post in a letter addressed to his usual or last known place of abode; (d) by post in a letter addressed to his legal representative's place of business; or (e) by DX, fax, electronic mail or other electronic means to his legal representative, where his legal representative— (i) has given a DX box number, fax number or electronic mail or other electronic means address; and (ii) has not refused to accept service by that means. (2) In this rule references to the person's legal representative are to any person whose name and address has been notified to the registrar under rule 18(4).