(1)A notice served under this Act shall be in writing and any such notice or any copy thereof may be served either—
(a)by delivering it to the person on whom it is to be served; or
(b)by leaving it at the usual or last known place of abode of that person ; or
(c)by sending it in a pre-paid registered letter addressed to that person at his usual or last known place of abode; or
(d)in a case where it is to be served on a body corporate, by delivering it to the secretary or clerk thereof at the registered or principal office thereof or sending it in a pre-paid registered letter addressed to the secretary or clerk thereof at that office ; or
(e)in such other manner as the court on an application made in that behalf may direct.
(2)Where the interest of a former landlord in the land comprised in a lease has passed to any person—
(a)service of a notice on that former landlord by a person who does not know and has no reason to believe that the interest has passed shall be treated for the purposes of this Act as service on the person to whom the interest has passed ;
(b)the former landlord on receipt of any such notice, shall forthwith serve the notice on the person to whom the interest has passed, and, if he fails to do so, shall be liable to make good to any other person any damage suffered by that other person by reason of the failure.
(3)A notice with respect to a lease shall be deemed for the purposes of this Act to have been served on the landlord if it is served on any person for the time being authorised by the landlord to receive the rent payable under the lease.
(4)A certificate purporting to be signed by or on behalf of the authority by whom possession of land comprised in a lease was taken on behalf of His Majesty in the exercise of emergency powers, and to specify the land of which, and the date on which, possession was so taken or was given up, shall be sufficient evidence for the purposes of this Act of the facts contained therein, unless the contrary is proved.