54Manner in which disclosure notice may be served
(1)This section provides for the manner in which a notice may be served under section 46.
(2)The notice may be served on a person by—
(a)delivering it to him;
(b)leaving it at his proper address;
(c)sending it by post to him at that address.
(3)For the purposes of this section and section 7 of the Interpretation Act 1978 (c. 30) (service of documents by post) in its application to this section, the proper address of a person is his usual or last-known address (whether residential or otherwise), except that—
(a)in the case of a notice to be served on the secretary, clerk or similar officer of a body corporate, it is the address of the registered office of that body or its principal office in the United Kingdom,
(b)in the case of a notice to be served on a partner or a person having the control or management of a partnership business, it is the address of the principal office of the partnership in the United Kingdom, and
(c)in the case of a notice to be served on an officer of an unincorporated association (other than a partnership), it is the address of the principal office of the association in the United Kingdom.