Versions of Nebraska Statutes 30-713. Burden of proof on LawServer 2023 Nebraska Statutes 30-713. Burden of proof 2022 Nebraska Statutes 30-713. Burden of proof 2021 Nebraska Statutes 30-713. Burden of proof 2019 Nebraska Statutes 30-713. Burden of proof 2018 Nebraska Statutes 30-713. Burden of proof