27E+WThe application of the seal of the Board is to be authenticated by the signature of any member of the Board, or of its staff, who has been authorised (whether generally or specifically) by the Board for the purpose.
28E+WAny contract or instrument which, if entered into or executed by an individual, would not need to be under seal may be entered into or executed on behalf of the Board by any person who has been authorised (whether generally or specifically) by the Board for the purpose.
29E+WA document purporting to be duly executed under the seal of the Board or signed on its behalf—
(a)is to be received in evidence, and
(b)is to be taken to be executed or signed in that way, unless the contrary is proved.