Section 5(i) reads thus: Notwithstanding anything in any contract or in any law for the time being in force (a) where under the terms of a contract entered into between a landlord and his tenant whether before or after the commencement of this Act, a tenant is entitled to build, and has in pursuance of such terms actually built within the period of five years from the date of such contract, a permanent structure on the land of the tenancy for residential or business purposes, or where a tenant not being so entitled to build, has actually built any such structure on the land of the tenancy for any of the purposes aforesaid with the knowledge and acquiescence of the landlord, the tenant shall not be ejected by the landlord from the tenancy except on the ground of non payment of rent; (b) where a tenant has effected improvements on the land of the tenancy under the terms whereof he is not entitled to effect such improvements, the tenant shall not be, ejected by the landlord from the, land of the tenancy unless compensation for reasonable improvements has been paid to the tenant".