Versions of Nebraska Statutes 30-4630. Power to contract: Power of appointment not presently exercisable on LawServer 2023 Nebraska Statutes 30-4630. Power to contract: Power of appointment not presently exercisable 2022 Nebraska Statutes 30-4630. Power to contract: Power of appointment not presently exercisable 2021 Nebraska Statutes 30-4630. Power to contract: Power of appointment not presently exercisable