Section 25 in The Transfer of Property Act, 1882
Title: Conditional transfer.
An interest created on a transfer of property and dependent upon a condition fails if the fulfilment of the condition is impossible, or is forbidden by law, or is of such a nature that, if permitted, it would defeat the provisions of any law, or is fraudulent, or involves or implies injury to the person or property of another, or the Court regards it as immoral or opposed to public policy.
(a) lets a farm to B on condition that he shall walk a hundred miles in an hour. The lease is void.
(b) A gives Rs. 500 to B on condition that he shall marry A's daughter C. At the date of the transfer C was dead. The transfer is void.
(c) A transfers Rs. 500 to B or. condition that she shall murder C. The transfer is void.
(d) A transfer Rs. 500 to his nece C if she will desert her husband. The transfer is void.
Title: Fulfilment of condition precedent.
Where the terms of a transfer of property impose a conditions to be fulfilled before a person can take an interest in the property, the condition shall be deemed to have been substantially complied with.
(a) A transfers Rs. 5,000 to B on condition that he shall marry with the consent of C, D, and E. E dies. B marries with the consent of C and D. B is deemed to have fulfilled the condition.
(b) A transfers Rs. 5,000 to B on condition that he shall marry with the consent of C, D and E.B marries without the consent of C, D and E, but obtains their consent after the marriage. B has not fulfilled the condition.
Title: Conditional transfer to one person coupled with transfer to another on failure of prior disposition
Where, on a transfer of property, an interest therein is created in favour of one person, and by the same transaction an ulterior disposition of the same interest is made in favour of another, if the prior disposition under the transfer shall fail, the ulterior disposition shall take effect upon the failure of the prior disposition, although the failure may not have occurred in the manner contemplated by the transferor.
But, where the intention of the parties to the transaction is that the ulterior disposition shall take effect only in the event of the prior disposition failing in a particular manner, the ulterior disposition shall not take effect unless the prior disposition fails in that manner.
(a) A transfers Rs. 500 to B on condition that he shall execute a certain lease within three months after As death, and, if he should neglect to do so, to C. B dies in A's life-time. The disposition in favour of C takes effect.
(b) A transfers property to his wife; but, in case she should die in his life-time, transfers to B that which he had transferred to her. A and his wife perish together, under circumstances which make it impossible to prove that she died before him. The disposition in favour of B does not take effect
Title: Ulterior transfer conditional on happening or not happening of specified event.
On a transfer of property an interest therein may be created to accrue to any person with the condition superadded that in case a specified uncertain event shall happen such interest shall pass to another person, or that in case a specified uncertain event shall not happen such interest shall pass to another person. In each case the dispositions are subject to the rules contained in sections 10, 12, 21, 22, 23, 24, 25 and 27.
Title: Fulfilment of condition subsequent.
An ulterior disposition of the kind contemplated by the last preceding section cannot, take effect unless the condition is strictly fulfilled.
A transfers Rs. 500 to B, to be paid to him on his attaining his majority or marrying, with a proviso that, if B dies a minor or marries without C's consent, the Rs. 500 shall go to D. B marries when only 17 years of age, without C's consent. The transfer to D takes effect.