law: 3. Calcutta metro railway administration to be responsible for the operation and maintenance of the metro railway.
  (1)  Subject to the other provisions of this Act, the Calcutta metro railway administration shall be responsible for the operation and maintenance of the metro railway.
  (2) The Calcutta metro railway administration may, for the efficient performance of its functions under this Act, appoint such officers and other employees as it considers necessary on such terms and conditions of service as may be prescribed.