Section 36(3) in The Goa, Daman And Diu Land Revenue Code, 1968
(3)If the Government has assigned to any person the right over any minerals, mines or quarries, and if, for the proper enjoyment of such right, it is necessary that all or any of the powers specified in sub-sections (1) and (2) should be exercised, the Collector may, by an order in writing, subject to such conditions and reservations as he may specify, delegate such powers to the person to whom the right has been assigned:Provided that no such delegation shall be made until notice has been duly served on all persons having rights in the land affected, and their objections have been heard and considered.
