Civil Code (Cap. 16), article 605

605. (1) Where any person has - (a) wilfully killed or attempted to kill testator or his or her spouse; or (b) charged the testator, or the spouse, before a competent authority, with a crime punishable with imprisonment, of which he knew the testator, or the spouse, to be innocent; or (c) compelled, or fraudulently induced the testator to make his will, or to make or alter any testamentary disposition; or (d) prevented the testator from making a new will, or from revoking the will already made, or suppressed, falsified, or fraudulently concealed the will, he shall be considered as unworthy, and, as such, shall be inca pable of receiving prope rty under a will. (2) The provisions of this article shall also apply to any perso n who has been an accomplice in any of t he said acts. Rehabilitation.606. Any person who has incurred any of the disqualifications stated in the last preceding article may receive by will if the testator has rehabilitated him by a subsequent will or by any other public deed. Unworthy heir or legatee to restore fruits.