Nebraska Revised Statute 21-254
(MBCA 7.02) (a) A corporation shall hold a special meeting of shareholders:
(1) On call of its board of directors or the person or persons authorized to do so by the articles of incorporation or bylaws; or
(2) If shareholders holding at least ten percent of all the votes entitled to be cast on an issue proposed to be considered at the proposed special meeting sign, date, and deliver to the corporation one or more written demands for the meeting describing the purpose or purposes for which it is to be held, except that the articles of incorporation may fix a lower percentage or a higher percentage not exceeding twenty-five percent of all the votes entitled to be cast on any issue proposed to be considered. Unless otherwise provided in the articles of incorporation, a written demand for a special meeting may be revoked by a writing to that effect received by the corporation prior to the receipt by the corporation of demands sufficient in number to require the holding of a special meeting.
(c) Special shareholders' meetings may be held in or out of this state at the place stated in or fixed in accordance with the bylaws. If no place is stated or fixed in accordance with the bylaws, special meetings shall be held at the corporation's principal office.
(d) Only business within the purpose or purposes described in the meeting notice required by subsection (c) of section 21-257 may be conducted at a special shareholders' meeting.