Photo Credit: Kheel Center, Cornell University
An Unfair Labor Practice (ULP) is a charge filed with the NLRB by unions or employers that employers or labor organizations have committed unfair labor practices under the National Labor Relations Act.
Source: National Labor Relations Board (1997), ‘Basic Guide to the National Labor Relations Act General Principles of Law Under the Statute and Procedures of the National Labor Relations Board’.
See Methodological Appendix for further details.