National Labor Relations Board v. Local 139, International Union of Operating Engineers’s Empirical Analysis
796 F.2d 985 · 1986
Citation profile
9 federal appellate ·
How this case has been cited
Cited by 16 later decisions — most recently July 2025
9 federal appellate ·
Later decisions citing this case, by decade. The current decade is in progress, and our corpus holds fewer opinions from the most recent years, so the latest bars are undercounted — not a real decline.
Relationships
Applies 29 U.S.C. § 157 (§ 7 of the National Labor Relations Act) · 29 U.S.C. § 158 (§ 8 of the National Labor Relations Act) · 29 U.S.C. § 160 (§ 10 of the National Labor Relations Act)
Relies on Vaca v. Sipes · Ford Motor Co v. Huffman International Union United Automobile Aircraft and Agricultural Implementworkers of America Ci · National Labor Relations Board v. Denver Building & Construction Trades Council · Amalgamated Association of Street Electric Railway and Motor Coach Employees of America v. P Lockridge · National Labor Relations Board v. Erie Resistor Corp.
Most-quoted passages
The sentences later courts lift from this opinion, ranked by how many decisions quote each — the parts of the opinion doing the work. These counts are smaller than the citation total above because most of the 16 citing decisions cite the case generally; a passage count includes only decisions quoting that exact language verbatim.
“When employee members of a union undertake to inform fellow members of what they believe to be corruption of union officials, they are engaged in 'concerted activity.'”
1 later decision quote this exact passage · from the majority
How this case has been treated — in progress
Whether each later court followed, distinguished, criticized, or overruled this decision. The treatment classification (task #35) runs highest-cited cases first and lights up here as it reaches this one.