Nebraska Revised Statute 32-953
Special election by mail; mailing of ballots; procedure.
(1) Except as otherwise provided in subsection (2) of this section, the election commissioner or county clerk shall mail the official ballot to all registered voters of the political subdivision or the district or ward of the political subdivision at the addresses appearing on the voter registration register on the same day. The ballots shall be mailed by nonforwardable first-class mail not sooner than the twenty-second day before the date set for the election and not later than the tenth day before the date set for the election. The election commissioner or county clerk shall include with the ballot an unsealed identification envelope meeting the requirements of subsection (2) of section 32-947 and instructions sufficient to describe the voting process.
(2) The election commissioner or county clerk may choose not to mail a ballot to all registered voters who have been sent a notice pursuant to section 32-329 and failed to respond to the notice. If the election commissioner or county clerk chooses not to mail a ballot to such voters, he or she shall mail a notice to all such registered voters explaining how to obtain a ballot and stating the applicable deadlines.