28(1)The fixing of the seal of an NHS trust shall be authenticated by the signature of the chairman or of some other person authorised either generally or specially by the trust for that purpose and of one other director.
(2)Any document purporting to be a document duly executed under the seal of an NHS trust shall be received in evidence and shall, unless the contrary is proved, be deemed to be so executed.
(3)A document purporting to be signed on behalf of an NHS trust shall be received in evidence and shall, unless the contrary is proved, be deemed to be so signed.