Building permits in Nebraska
1 jurisdictions, each with the department that issues, its portal and its phone number. Cities issue their own permits; counties cover unincorporated areas, which is the distinction that sends most contractors to the wrong office.
1 checked against the department's own page
Licensing
No competency license, but all contractors and subcontractors must register with the Dept. of Labor (Contractor Registration Act); workers' comp certificate required if they have employees.
Nebraska Dept. of Labor — Contractor Registration