7.—(1) The Board may from time to time make bye-laws—
(a)regulating admission (including the making of charges) to any premises occupied or managed by the Board;
(b)regulating the conduct of persons on those premises;
(c)forthepreservationofproperty vested in theBoard orin the custody of the Board;
(d)otherwise securing the efficient administration of any premises occupied or managed by the Board.
(2) Bye-laws made under paragraph (1) may authorise persons employed by the Board to exercise such powers and perform such duties as the Board may consider necessary for the enforcement of such bye-laws and in particular any person so authorised may, after due warning, remove or exclude from any premises occupied or managed by the Board a person who—
(a)contravenes any such bye-law; or
(b)commits, or whom he reasonably suspects of committing, an offence against section 4 of the [1824 c. 83.] Vagrancy Act 1824.