NLRB Stats Archive › Annual Reports › FY1997 › Types of unfair labor practices alleged
Types of unfair labor practices alleged
| Number of cases showing specific allegations | Percent of total cases | |
|---|---|---|
| 8(b)(1) | 6,433 | 85.1 |
| 8(b)(2) | 783 | 10.4 |
| 8(b)(3) | 521 | 6.9 |
| 8(b)(4) | 760 | 10 |
| 8(b)(5) | 18 | 0.2 |
| 8(b)(6) | 18 | 0.2 |
| 8(b)(7) | 130 | 1.7 |
| B1. Analysis of 8(b)(4) | ||
| Total cases 8(b)(4) | 760 | 100 |
| 8(b)(4)(A) | 42 | 5.5 |
| 8(b)(4)(B) | 497 | 65.4 |
| 8(b)(4)(C) | 8 | 1.1 |
| 8(b)(4)(D) | 180 | 23.7 |
| 8(b)(4)(A)(B) | 31 | 4.1 |
| 8(b)(4)(A)(B)(C) | 1 | 0.1 |
| 8(b)(4)(A) | 75 | 9.9 |
| 8(b)(4)(B) | 529 | 69.6 |
| 8(b)(4)(C) | 10 | 1.3 |
| 8(b)(4)(D) | 180 | 23.7 |
| B2. Analysis of 8(b)(7) | ||
| Total cases 8(b)(7) | 130 | 100 |
| 8(b)(7)(A) | 42 | 32.3 |
| 8(b)(7)(B) | 12 | 9.2 |
| 8(b)(7)(C) | 51 | 39.2 |
| 8(b)(7)(A)(B) | 14 | 10.8 |
| 8(b)(7)(A)(C) | 8 | 6.2 |
| 8(b)(7)(B)(C) | 3 | 2.3 |
| 8(b)(7)(A) | 67 | 51.5 |
| 8(b)(7)(B) | 29 | 22.3 |
| 8(b)(7)(C) | 62 | 47.7 |
| C. Charges filed under Sec. 8(e) | ||
| Total cases 8(e) | 34 | 100 |
| Against unions alone | 34 | 100 |
| D. Charges filed under Sec. 8(g) | ||
| Total cases 8(g) | 32 | 100 |
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Source data: U.S. NLRB Annual Reports (public domain). Reconstruction by NLRB Stats Archive. Updated June 2026.