A. If property passes from the decedent or is acquired from the decedent by reason of the decedent’s death under a will or trust that provides that the spouse of the decedent shall survive until the distribution of the gift, the will or trust shall be construed as requiring that the spouse survive until the earlier of the date on which the distribution occurs or the date six months after the date of the death of the testator or decedent, unless the court shall find that the decedent intended a contrary result.
B. The proceeding to determine whether the decedent intended that the spouse actually survive until the distribution of the gift shall be filed within 12 months following the death of the decedent. It may be filed by the personal representative or any affected beneficiary under the will or other instrument.