(31) Viz-a-vis the aspect of sub-letting, we are inclined to concur with the finding of the Trial Court that Motichand,, who was the nephew of the original defendant,, had been inducted in the suit premises as a sub-tenant. Further as it is a matter of record that the original defendant had constructed his own house elsewhere where he has been residing with his wife, the accommodation of his nephew Motichand in the suit premises did amount to sub-letting and the same having been done without the knowledge and approval of the landlords, this too provided a ground for his eviction therefrom. Additionally, even if the deposit of arrears of rent in full by the original defendant at the time of institution of the suit is construed to be valid, in the face of his own house elsewhere, he is not entitled to the protection from eviction under the proviso to sub-section 4 of Section 20. To be elaborate, under sub-section 4 of Section 20, as referred to herein above, if a tenant, at the first hearing of the suit, unconditionally pays or tenders to the landlord the entire amount of rent and damages for use and occupation of the building due from him together with interest thereon @ 9% per annum and the landlords’ costs of the suit in respect thereof, after deducting therefrom any amount already deposited by the tenant under sub-section 1 of Section 30, the court may, in lieu of passing a decree for eviction on that ground, pass an order relieving the tenant against his liability for eviction on the ground of default. The proviso thereto predicates that this benefit would not be available to a tenant who or any member of his family has built or has otherwise acquired in a vacant state, or has got vacated after acquisition, any residential building in the same city, municipality, notified area or town area. Apart from the fact that no evidence is forthcoming to attest that