In all policies of life or endowment insurance and in all annuity contracts where the estate of the insured or annuitant is a beneficiary or payee, the widow, or heir, or heirs of the insured or annuitant decedent shall be entitled to the proceeds of the policies or contracts according to the laws of distribution affecting the succession of the decedent even though they have renounced his succession with the same effect as if the renunciation had not taken place.
La. R.S. § 22:913