Section 45

if any rent reserved by the lease or part thereof is unpaid for 3 calendar months after becoming payable and the Corporation has sent a demand in writing by registered post addressed to the owner of the flat, house or building (whether the demand has been received by the owner or not);

if the owner has committed any breach of a condition against assigning, underletting or parting with possession of the flat, house or other building or any part thereof or has committed any other condition the breach of which is not capable of remedy and the Corporation has sent a notice in writing by registered post addressed to the owner or purchaser at the flat, house or other building (whether the notice has been received or not);

if any condition (being a condition the breach of which is capable of remedy) on the part of the owner is not performed or observed within 2 weeks after a notice in writing has been sent by the Corporation to the owner addressed to the owner of the flat, house or other building drawing the attention of the owner to the non-performance or non-observance of the condition (whether the demand has been received by the owner or not);

if the owner has submitted a false statement in his application form for the purchase of the flat, house or building;

if the owner has, in the opinion of the Corporation, committed a breach of any of the rules made under section 53(1)(f); or

if the owner has, in the opinion of the Corporation, used the flat, house or building otherwise than for a purpose allowed by the lease,in every such case re-enter upon the flat, house or building or a part thereof in the name of the whole and thereupon the lease shall determine; but such determination shall be without prejudice to any right of action or remedy of the Corporation in respect of any such breach or any other breach of the conditions contained in the lease.