Nebraska Revised Statute 32-951
Ballots for early voting; prohibited acts.
No person shall:
(1) Impersonate or make a false representation in order to obtain a ballot for early voting for his or her own use or for use by another;
(2) Knowingly connive to help a person to vote such a ballot illegally;
(3) Destroy, steal, mark, or mutilate any such ballot after the same has been voted or aid or abet another to do so;
(4) Delay in delivering such a ballot to the election commissioner or county clerk to prevent the ballot from arriving in time to be counted;
(5) In any manner aid or attempt to aid any person to vote such a ballot unlawfully;
(6) Hinder or attempt to hinder a registered voter from voting any such ballot; or
(7) Hinder or attempt to hinder any official from delivering or counting any such ballot.