Gift can be revoked on all the grounds on which a contract can be revoked.
Gift deed is not revocable solely on the donor’s will.
Unconditional gifts cannot be revoked by a donor.
A gift can be revoked by rescission, as in the case of contracts.
If it is proved that consent of the donor was not free, it is a ground for revoking the gift.
Under Section 126 of Transfer of Property Act, a gift can be revoked on all the grounds on which a contract can be revoked.
In such cases, the undue influence, force or coercion not only needs to be specifically and precisely pleaded but also must be proved as well.
Mool Raj Vs. Jamana Devi AIR 1995 HP 117.