s 12 Evidence of authority or sanction of Secretary of State, Treasury or Board of Trade.
Any document stating that any authority or sanction is given under any of the provisions of this Act by a Secretary of State, the Treasury or the Board of Trade, and purporting to be signed on behalf of the Secretary of State, the Treasury or the Board of Trade, or by a person who is empowered by this Act to do anything which may be done thereunder by the Board, shall be evidence of the facts stated in the document.