Sch A1 para 18 Seal and evidence
(1) The application of NHS England’s seal must be authenticated by the signature of any member of NHS England or any other person who has been authorised (generally or specially) for that purpose. (2) A document purporting to be duly executed under NHS England’s seal or to be signed on its behalf must be received in evidence and, unless the contrary is proved, taken to be so executed or signed.