Nebraska Revised Statute 52-1901
Chapter 52 Section 1901
Nonconsensual common-law lien, defined.
(1) Is not expressly provided for by a specific state or federal statute;
(2) Does not depend on the consent of the owner of the real or personal property affected; and
(3) Is not an equitable or constructive lien imposed by a state or federal court of competent jurisdiction.