Section 154(5) in The U.P. Zamindari Abolition and Land Reforms Act, 1950
(5)Where,-(a)the Registrar or Sub-Registrar appointed under the Indian Registration Act, 1908 before whom any document pertaining to transfer of land is presented for registration comes to know or has reason to believe that the transfer of land is in contravention of Section 154(3) or 154(4)(3); or(b)a Revenue Officer either on an application submitted to him or on receipt of any information from any source comes to know or has reason to believe that the land has been transferred in contravention of the provisions of Section 152-A, 154(3), 154(4)(2)(e), 154(4)(2)(f) or 154(4)(3), such Sub-Registrar, Registrar or Revenue Officer, as the case may be, shall make a reference to the Collector of the district, who shall determine whether the transfer is in contravention of the provision of this Act in the manner prescribed and the consequences of Section 167 shall follow in respect of every transfer which is void;(c)(i)The State Government may, either on the report of a Revenue Officer or on an application by any person or of its own motion, call for the records of any proceedings or case for the purpose of satisfying itself as to the legality or propriety of such proceedings or order made therein and may pass such order in relation thereto as it may think fit; and(ii)No order shall be passed under this sub-section which adversely affects any person unless such person has been given a reasonable opportunity of being heard.