NLRB Stats Archive › Annual Reports › FY1966 › Elections in which certification issued after objections were filed and/or determination of challenges was required
Elections in which certification issued after objections were filed and/or determination of challenges was required
| Type of election | All R cases | All R cases | All R cases | RC cases | RC cases | RC cases | RM cases | RM cases | RM cases | RD cases | RD cases | RD cases | UD cases | UD cases | UD cases |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Type of election | Total representation elections | Objections and/or challenges Number of elections involved | Objections and/or challenges Percent of total elections | Total RC elections | Objections/challenges Number | Objections/challenges Percent | Total RM elections | Objections/challenges Number | Objections/challenges Percent | Total RD elections | Objections/challenges Number | Objections/challenges Percent | Total union deauthorization elections | Objections/challenges Number | Objections/challenges Percent |
| All types, total | 8,324 | 1,471 | 17.7 | 7,687 | 1,316 | 17.2 | 460 | 128 | 27.5 | 221 | 27 | 12.2 | 68 | 0 | |
| All types — Objections alone or with challenges | 1,156 | 1,050 | |||||||||||||
| All types — Challenges only | 315 | 266 | |||||||||||||
| Sub-section breakdowns (In consent elections / In stipulated elections / In expedited elections / In regional director-directed elections / In Board-directed elections) — each with Total + Objections alone-or-with-challenges + Challenges only rows |
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Source data: U.S. NLRB Annual Reports (public domain). Reconstruction by NLRB Stats Archive. Updated June 2026.