Section 37A(v) in The Rajasthan Minor Mineral Concession Rules, 1986
(v)In case of excess royalty collection contract, the contractor shall collect amount only from such vehicles having valid rawannas issued by Mining Engineer/Assistant Mining Engineer concerned to the lessee in form No. 12. The contractor shall retain second copy of the rawannas with him and return first copy after stamping to vehicle owner. The contractor shall deposit second copy of rawanna with second copy of receipt issued by him with monthly statement in Form No.11-D to the concerned Mining Engineer/Assistant Mining Engineer.