Civil Code (Cap. 16), article 623

623. Saving the provisions of article 630, the grounds on which a descendant may be disi nherited are the following only: (a) if the descendant has without reason refused maintenance to the testator; (b) if, where the testator has become insane, the descendant has abandoned him without in any manner providing for his care; (c) if, where the descendant could release the testator from prison, he has without reasonable ground failed CIVIL CODE [CAP. 16. 173 to do so; (d) if the descendant has struck the testator, or has otherwise been guilty of cruelty towards him; (e) if the descendant has been guilty of grievous injury against the testator; (f) if the descendant is a prostitute without the connivance of the testator; (g) in any case in which the testator, by reason of the marriage of the descendant, shall have been, under the provisions of articles 27 to 29, declared free from the obligation of supplying maintenance to such descendant. Grounds on which an ascendant may be disinherited.