NLRB Stats Archive › Annual Reports › FY1966 › Types of unfair labor practices alleged
Types of unfair labor practices alleged
| Section/subsection | Number of cases showing specific allegations | Percent of total cases |
|---|---|---|
| A. CHARGES FILED AGAINST EMPLOYERS UNDER SEC. 8(a) — section header | ||
| Subsections of Sec. 8(a): Total cases | 10,902 | 100 |
| 8(a) | ||
| 8(a) — Total cases | 10,902 | 100 |
| 8(a)(1) | 10,902 | 100 |
| 8(a)(2) | 748 | 6.9 |
| 8(a)(3) | 7,203 | 66.1 |
| 8(a)(4) | 305 | 2.8 |
| 8(a)(5) | 3,818 | 35 |
| B. CHARGES FILED AGAINST UNIONS UNDER SEC. 8(b) — section header | ||
| Subsections of Sec. 8(b): Total cases | 4,941 | 100 |
| 8(b) | ||
| B1. ANALYSIS OF 8(b)(4) — Total cases | 1,692 | 100 |
| 8(b)(4) subsection breakdown | ||
| B2. ANALYSIS OF 8(b)(7) — Total cases | 380 | 100 |
| 8(b)(7) subsection breakdown | ||
| C. CHARGES FILED UNDER SEC. 8(e) — section header | ||
| Total cases under Sec. 8(e) | 90 | 100 |
| Against unions alone | 73 | 81.1 |
| Against employers alone | ||
| Against union and employers | 17 | 18.9 |
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Source data: U.S. NLRB Annual Reports (public domain). Reconstruction by NLRB Stats Archive. Updated June 2026.