Which are the documents required to be compulsorily registered?
Ans:-
Gift deed of immovable property.
Other non-testamentary instruments, which purport or Operate to create, declare,
assign, limit or extinguish whether in the present or in future, any right, title or
interest, whether vested or contingent, of the value of one hundred rupees and
upwards, to or in immovable property. Eg: Sale, mortgage, partition, release,
settlement of immovable property. To be moreclear:
17. Documents of which registration is compulsory
(1) The following documents shall be registered, if the property to which they relate is situate in a district in which, and if they have been executed on or after the date on which, Act No. XVI of 1864, or the Indian Registration Act, 1866, or the Indian Registration Act, 1871, or the Indian Registration Act, 1877 or this Act came or comes into force, namely:-
(a) instruments of gift of immovable property;
(b) other non-testamentary instruments which purport or operate to create, declare, assign, limit or extinguish, whether in present or in future, any right, title or interest, whether vested or contingent, of the value of one hundred rupees, and upwards, to or in immovable property;
You get get a sale deed from your vendor so that sale transaction in your favour is legalized. Then you can sell it by another registered document.