The taking of the oath of office by an individual specified in section 84-120 , except the Lieutenant Governor, shall be held to constitute his resignation from the office by virtue of the holding of which he qualifies to act as Governor.
Neb. Rev. Stat. § 84-122
Governor; succession to office; oath of office; effect
Laws 1959, c. 449, § 3, p. 1500.
Official source: Nebraska Legislature. Reproduced from public-domain Nebraska statutes; confirm against the official source for the current text. Not legal advice.