(1) The Director-General may, with the sanction of the Central Government, purchase, or take a lease of, or accept a gift or bequest of, any protected monument.
     (2) Where a protected monument is without an owner, the Director-General may, by notification in the Official Gazette, assume the guardianship of the monument.
     (3) The owner of any protected monument may, by written instrument, constitute the Director-General the guardian of the monument, and the Director-General may, with the sanction of the Central Government, accept such guardianship.
     (4) When the Director-General has accepted the guardianship of a monument under sub-section (3), the owner shall, except as expressly provided in this Act, have the same estate, right, title and interest in and to the monument as if the Director-General had not been constituted a guardian thereof.
     (5) When the Director-General has accepted the guardianship of a monument under sub-section (3), the provisions of this Act relating to agreements executed under section 6 shall apply to the written to agreements executed under the said sub-section.
     (6) Nothing in this section shall affect the use of any protected monument for customary religious observances.