Nebraska Revised Statute 30-4045
Effect on existing powers of attorney.
Except as otherwise provided in the Nebraska Uniform Power of Attorney Act, on January 1, 2013:
(1) The act applies to a power of attorney created before, on, or after January 1, 2013;
(2) The act applies to a judicial proceeding concerning a power of attorney commenced on or after January 1, 2013;
(3) The act applies to a judicial proceeding concerning a power of attorney commenced before January 1, 2013, unless the court finds that application of a provision of the act would substantially interfere with the effective conduct of the judicial proceeding or prejudice the rights of a party, in which case that provision does not apply and the superseded law applies; and
(4) An act done before January 1, 2013, is not affected by the act.