51Service of documents
(1)Except as otherwise provided by regulations made by the Secretary of State, any notice, request, claim or other document required or authorised by this Act to be given, made or sent to the Corporation may be served on the Corporation by leaving it at, or by sending it by post to, any office of the Corporation.
(2)Except as otherwise provided by regulations made by the Secretary of State, any notice, request or other document required or authorised by this Act to be given, made or sent to any person other than the Corporation may be served on that person—
(a)by delivering it to him;
(b)by leaving it at his proper address; or
(c)by sending it to him by post at that address.
(3)For the purposes of subsection (2) above and section 7 of the [1978 c. 30.] Interpretation Act 1978 (service of documents) in its application to that section, the proper address of any person is—
(a)his last known address; or
(b)in the case of a body corporate, the address of its registered or principal office.