Anything authorised or required to be done by the Society under or in pursuance of this Act or F1any other enactment (or of any instrument made under this Act or any other enactment) may be done on behalf of the Society by the Council; and the power to delegate functions F2conferred by section 79 shall include power to delegate functions exercisable by the Council by virtue of this subsection.

F3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

In any proceedings a document purporting to be certified by the Secretary of the Society as a copy of a resolution passed by the Council or a committee of the Council F4or sub–committee on a specified date shall be evidence that that resolution was duly passed by the Council F5, committee or sub–committee on that date.