NLRB Stats Archive › Annual Reports › FY2006 › Types of unfair labor practices alleged
| Subsections of Sec. 8(a): Total cases.................... | 16,887 | 100 |
|---|---|---|
| 8(a)(1).................................................................... | 2,561 | 15.2 |
| 8(a)(1)(2).............................................................. | 124 | 0.7 |
| 8(a)(1)(3).............................................................. | 5,097 | 30.2 |
| 8(a)(1)(4).............................................................. | 121 | 0.7 |
| 8(a)(1)(5).............................................................. | 6,807 | 40.3 |
| 8(a)(1)(2)(3).......................................................... | 100 | 0.6 |
| 8(a)(1)(2)(4).......................................................... | 3 | 0 |
| 8(a)(1)(2)(5).......................................................... | 85 | 0.5 |
| 8(a)(1)(3)(4).......................................................... | 410 | 2.4 |
| 8(a)(1)(3)(5).......................................................... | 1,386 | 8.2 |
| 8(a)(1)(4)(5).......................................................... | 28 | 0.2 |
| 8(a)(1)(2)(3)(4)...................................................... | 4 | 0 |
| 8(a)(1)(2)(3)(5)...................................................... | 65 | 0.4 |
| 8(a)(1)(3)(4)(5)...................................................... | 86 | 0.5 |
| 8(a)(1)(2)(3)(4)(5)................................................ | 10 | 0.1 |
| 1 | 1 | 1 |
| 8(a)(1).................................................................... | 16,887 | 100 |
| 8(a)(2).................................................................... | 391 | 2.3 |
| 8(a)(3).................................................................... | 7,158 | 42.4 |
| 8(a)(4).................................................................... | 662 | 3.9 |
| 8(a)(5).................................................................... | 8,467 | 50.1 |
| B. Charges filed against unions under Sec. 8(b) | B. Charges filed against unions under Sec. 8(b) | B. Charges filed against unions under Sec. 8(b) |
| Subsections of Sec. 8(b): Total cases.................... | 6,140 | 100 |
| 8(b)(1).................................................................. | 4,658 | 75.9 |
| 8(b)(2).................................................................. | 40 | 0.7 |
| 8(b)(3).................................................................. | 319 | 5.2 |
| 8(b)(4).................................................................. | 451 | 7.3 |
| 8(b)(5).................................................................. | 3 | 0 |
| 8(b)(6).................................................................. | 4 | 0.1 |
| 8(b)(7).................................................................. | 67 | 1.1 |
Source data: U.S. NLRB Annual Reports (public domain). Reconstruction by NLRB Stats Archive. Updated June 2026.