(1) If the Central Government is satisfied that any person is mining or is about to mine any substance from which, in the opinion of the Central Government, uranium can be or may reasonably be expected to be, isolated or extracted, or is engaged or is about to be engaged in treating or concentrating by any physical, chemical or metallurgical process any substance from which, in the opinion of the Central Government, uranium can be or may reasonably be expected to be, isolated or extracted, the Central Government may be notice in writing given to that person either--
         (a) require him in conducting the mining operations or in treating or concentrating the substance aforesaid to comply with such terms and conditions and adopt such processes as the Central Government may in the notice, or from time to time thereafter, think fit to specify, or
         (b) totally prohibit him from conducting the mining operations or treating or concentrating the substance aforesaid.
         (2) Where any terms and conditions are imposed on any person conducting any mining operations or treating or concentrating any substance under clause (a) of sub-section (1), the Central Government may, having regard to the nature of the terms and conditions, decide as to whether or not to pay any compensation to that person and the decision of the Central Government shall be final:
         Provided that where the Central Government decides not to pay any compensation, it shall record in writing a brief statement giving the reasons for such decision.
     (3) Where the Central Government decides to pay any compensation under sub-section (2), the amount thereof shall be determined in accordance with section 21 but in calculating the compensation payable, no account shall be taken of the value of any uranium contained in the substance referred to in sub-section (1).
     (4) Where any mining operation or any process of treatment or concentration of any substance is prohibited under clause (b) of sub-section (1), the Central Government shall pay compensation to the person conducting the mining operations or using the process of treatment or concentration and the amount of such compensation shall be determined in accordance with section 21 but in calculating the compensation payable, no account shall be taken of the value of any uranium contained in the substance.