Company seals
40.—(1) Any common seal may only be used by the authority of the directors.
(2) The directors may decide by what means and in what form any common seal is to be used.
(3) Unless otherwise decided by the directors, if the company has a common seal and it is affixed to a document, the document must also be signed by at least one authorised person in the presence of a witness who attests the signature.
(4) For the purposes of this article, an authorised person is—
(a)any director of the company;
(b)the company secretary (if any); or
(c)any person authorised by the directors for the purpose of signing documents to which the common seal is applied.