Service of notices
23.—(1) For the purposes of regulation 21(3), a notice is to be treated to have been served on any person if it is delivered to that person personally or left for them at their last known place of abode or business or sent through the post in a letter addressed to them there.
(2) A notice may—
(a)in the case of a body corporate (other than a limited liability partnership), be served on the secretary or clerk of that body at the address of the registered or principal office of that body;
(b)in the case of a partnership including a Scottish partnership (other than a limited liability partnership), be served on a partner or person having the control or management of the partnership business at the address of the principal office of the partnership;
(c)in the case of a limited liability partnership, be served on a member of the partnership at the address of the registered or principal office of that partnership.
(3) For the purposes of paragraph (2), 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.