Nebraska Revised Statute 14-506
The council shall at no time draw warrants or create obligations against any of the funds provided in sections 14-501 and 14-502 in excess of the amount credited thereto at the time of drawing the warrant or creating the obligation. Nor shall the superintendent of any department draw or cause to be drawn a warrant or create or cause to be created an obligation against the appropriation to his department in excess of the amount credited thereto.
Laws 1921, c. 116, art. IV, § 5, p. 470;
C.S.1922, § 3629;
C.S.1929, § 14-506;
R.S.1943, § 14-506.