Article 539 of Civil Code

a - If the gift was made by the mother and her child is an orphan at the time of revocation. b - If the gift was made by one spouse to the other, so long as the marriage subsists. c - If the donor or donee dies. d - If the donee disposes of the property given in a manner that removes it from his ownership. If the disposition is confined to part of the property given, the donor may revoke the remainder. e - If a change occurs in the substance of the property given, or an inseparable addition is made to it that increases its value. Law Index 1013 Home Page Civil Code Decree-Law No. 67 of 1980 AD promulgating the Civil Code f - If a third party deals with the donee in reliance on the subsistence of the gift. g - If the donor or donee contracts an illness giving rise to fear of death. If the illness ceases, the right of revocation shall revive. h - If the gift is subject to a charge. i - If the gift is for a charitable purpose.