Service of documents
23.—(1) Any document required or authorised by these Regulations to be served on a person may be so served—
(a)by delivering it to that person or by leaving it at that person’s proper address or by sending it by post to that person at that address; or
(b)if a person is a body corporate, by serving it in accordance with sub-paragraph (a) on the company secretary, clerk or other similar officer of that body corporate; or
(c)if the person is a partnership, by serving it in accordance with sub-paragraph (a) on a partner or on a person having control or management of the partnership business.
(2) For the purposes of paragraph (1), and for the purposes of section 7 of the Interpretation Act 1978(1) (which relates to the service of documents by post) in its application to that paragraph, the proper address of any person on whom a document is to be served in accordance with these Regulations shall be that person’s last known address except that—
(a)in the case of service on a body corporate or its secretary or clerk, it shall be the address of the registered or principal office of the body corporate;
(b)in the case of service on a partnership or a partner or a person having the control or management of a partnership business, it shall be the principal office of the partnership;
and for the purposes of this paragraph, the principal office of a company registered outside the United Kingdom or of a partnership carrying on business outside the United Kingdom is its principal office within the United Kingdom.