s 11 Interpretation.
(1) For the purposes of this Act, any power to make, confirm or approve orders, rules, regulations or other subordinate legislation conferred on the Treasury, . . . , the Board of Trade or any other government department shall be deemed to be conferred on the Minister of the Crown in charge of that department. (2) If any question arises whether any board, commissioners or other body on whom any such power as aforesaid is conferred are a government department within the meaning of this section, or what Minister of the Crown is in charge of them, that question shall be referred to and determined by the Minister for the Civil Service .