Article 132

A donation by reason of marriage is not revocable, save in the following cases:

(1) If it is conditional and the condition is not complied with;

(2) If the marriage is not celebrated;

(3) When the marriage takes place without the consent of the parents or guardian, as required by law;

(4) When the marriage is annulled, and the donee acted in bad faith;

(5) Upon legal separation, the donee being the guilty spouse;

(6) When the donee has committed an act of ingratitude as specified by the provisions of this Code on donations in general. (1333a)