[3D. Declaration of acquisition.--(1) Where no objection under sub-section (1) of section 3C has been made to the competent authority within the period specified therein or where the competent authority has disallowed the objection under sub-section (2) of that section, the competent authority shall, as soon as may be, submit a report accordingly to the Central Government and on receipt of such report, the Central Government shall declare, by notification in the Official Gazette, that the land should be acquired for the purpose or purposes mentioned in sub-section (1) of section 3A.
(2) On the publication of the declaration under sub-section (1), the land shall vest absolutely in the Central Government free from all encumbrances.
(3) Where in respect of any land, a notification has been published under sub-section (1) of section 3A for its acquisition but no declaration under sub-section (1) has been published within a period of one year from the date of publication of that notification, the said notification shall cease to have any effect:
Provided that in computing the said period of one year, the period or periods during which any action or proceedings to be taken in pursuance of the notification issued under sub-section (1) of section 3A is stayed by an order of a court shall be excluded.
(4) A declaration made by the Central Government under sub-section (1) shall not be called in question in any court or by any other authority.]