law: 2. Investment of Railway Board with powers under Indian Railways Act, 1890.
  The Central  Government may, by notification2  in the Official Gazette, invest the Railway Board, either absolutely or  subject to conditions,
  (a) with all or any of the powers or functions of the Central Government under the Indian  Railways Act, 1890 (9 of 1890), with respect to all or any railways, and
  (b) with the power of the officer referred to in section 47 of the said Act to make general rules for  railways administered by the Government.