Section 37U(1) in The Rajasthan Minor Mineral Concession Rules, 1986
(1)Removal and utilization of top soil: - (i) The top soil collected during mining operations shall be managed to stack systematically at approved site; and(ii)Top soil so stacked shall be utilized for plantation or for restoration and rehabilitation of the land no longer required for mining operations or for stabilizing/landscaping the overburden dumps.