11(1)The application of the seal of the Commission must be authenticated by the signature of the secretary or of some other person authorised for the purpose.
(2)Sub-paragraph (1) does not apply in relation to any document which is or is to be signed in accordance with the law of Scotland.
(3)A document purporting to be duly executed under the seal of the Commission—
(a)is to be received in evidence; and
(b)is to be taken to have been so executed unless the contrary is proved.