13. The registering authority can refuse registration, if he is satisfied that requirements under the Registration Act are not satisfied. The registering officer can also refuse registration if the document presented for registration is not accompanied with “khata pustika” as provided under Section 23 of the Bihar Tenants Holdings (Maintenance of Records) Act, 1973. In certain cases registering officer can make appropriate endorsement on the document, if the registering officer has refused to register a document. In cases where it has been specifically brought to the notice of the registering officer that the land which is comprised in the document presented for registration is government land, forest land, Gair Mazurwa land etc., registering officer can refuse registration of such document of transfer. However, a blanket order/direction containing no specific description of the property, would not be a ground for not registering the document presented for registration. Further, when it has been brought to the notice of the registering officer that litigation with the State or its instrumentality with respect to title of the vendor is pending, a communication shall be made by the registering office to the State/its instrumentality in this regard however, registration of a document cannot be refused on the ground of pending litigation. Besides the above, if it appears to the registering authority that registration of a document would be against public policy, he