<P> An unfair labor practice in US labor law refers to certain actions taken by employers or unions that violate the National Labor Relations Act of 1935 ( 49 Stat. 449 ) 29 U.S.C. § 151 -- 169 ( also known as the NLRA and the Wagner Act after NY Senator Robert F. Wagner ) and other legislation . Such acts are investigated by the National Labor Relations Board ( NLRB ) . </P>
what is the concept of unfair labor practice in labor code
actions taken by employers or unions that violate the National Labor Relations Act of 1935 ( 49 Stat. 449 ) 29 U.S.C. § 151 -- 169 ( also known as the NLRA and the Wagner Act after NY Senator Robert F. Wagner ) and other legislation