Contact Labour (Regulation and Abolition) Act, 1970
6. Appointment of registering officers
The appropriate government may, by an order notified in the Official Gazette-
(a) appoint such persons, being Gazetted Officers of government, as it thinks fit to be registering officers for the purpose of this chapter; and
(b) define the limits, with in which a registering officer shall exercise the powers conferred on him by or under this Act.