Neb. Rev. Stat. § 43-117.03

Payment of adoption assistance provided for by section 43-117 ceases upon the death of the adoptive parent or parents except (1) in cases in which the adoption assistance agreement provides for assignment to a guardian or conservator or (2) for up to six months pending the appointment of a guardian or conservator if the child is placed in the temporary custody of a family member or other individual. Payment of adoption assistance provided by section 43-117 ceases upon placement of the child with the Department of Health and Human Services or a child placement agency.