8. (1) Any estate-holder may, by a registered instrument bearing a non-judicial stamp of fifteen rupees signed by him and attested by two or more witnesses, declare that any immovable property situated in [Uttar Pradesh] not being "estate" or "settled estate" within the meaning of the Oudh Estates Act, 1869, or the Oudh Settled Estates Act, 1917, respectively, in which he has a separate, permanent, heritable and transferable right, and which is specified in the instrument, is a part of his estate for the purposes of this Act.
Such declaration shall take effect from the date of the registration thereof.
(2) It shall be the duty of the registering officer to furnish the Collector of every district in which any portion of the property is situated with a property authenticated copy of the declaration, and on receipt of such copy the Collector shall cause a note to be made in the record of rights relating to the immovable property specified and shall also cause a copy of the declaration to be published in the [Official Gazette] in English and in the vernacular.