Nebraska Revised Statutes Chapter 3. Aeronautics § 3-130. License, certificate, or permit; exceptions

(1) An aircraft which has been licensed by a foreign country with which the United States has a reciprocal agreement covering the operations of such licensed aircraft;

(2) An airman operating military or public aircraft or any aircraft licensed by a foreign country with which the United States has a reciprocal agreement covering the operation of such licensed aircraft;

(3) Persons operating model aircraft or to any person piloting an aircraft which is equipped with fully functioning dual controls when a licensed instructor is in full charge of one set of said controls and such flight is solely for instruction or for the demonstration of said aircraft to a bona fide prospective purchaser;

(4) A nonresident operating aircraft in this state who is lawfully entitled to operate aircraft in the state of residence; or

(5) An airman while operating or taking part in the operation of an aircraft engaged principally in commercial flying constituting an act of interstate or foreign commerce.