Rights of Purchaser :
According to Section 13 of the Specific Relief Act 196 where a person contracts to sell or let certain immovable property having no title or only an imperfect title, the purchaser or lessee (subject to the other provisions of this Chapter), has the following rights, namely –
(a) If the vendor or less or has Subsequently to the contract acquired any interest in the property, the purchaser or lessee may compel him to make good the contract out of such interest;
(b) Where the concurrence of other persons is necessary for validating the title, and they are bound to concur at the request of the vendor or less or, the purchaser or lessee may compel him to procure such concurrence, and when a conveyance by other persons is necessary to validate the title and they are bound to convey at the request of the vendor or lessor, the purchaser or lessee may compel him to procure such conveyance;
(c) Where the vendor professes to sell unencumbered property, but the property is mortgaged for an amount not exceeding the purchase money and the vendor has in fact only as right to redeem it, the purchaser may compel him to redeem, the mortgage and to obtain a valid discharge, and, where necessary, also a conveyance from the mortgage;
(d) Where the vendor or less or sues for specific performance of the contract and the suit is dismissed on the ground of his want of title or imperfect tide, the defendant has a right to a return of, his deposit, if any, with interest thereon, to his costs of the suit, and to a lien for such deposit, interest and costs on the interest, if any, of the vendor or less or in the property which is the subject-matter of the contract.