Sources
Priority: P0 official exam authority → P1 government/regulator → P2 professional organisation → P3 academic → P4 reputable secondary. Competitor prep sites are never used as a source of truth.
| Source | Publisher | Type | Retrieved | Verified | Re-check every | Status |
|---|---|---|---|---|---|---|
| Certification Exam Handbook (2025) OTR 180 items, COTA 190 items; both four hours of exam time in an appointment of about four hours 45 minutes; domain proportions from the content outlines effective January 2024; ATT reissue fee $115; application valid 90 days. | National Board for Certification in Occupational Therapy (NBCOT) | primary | 2026-09-22 | 2026-09-22 | 45d | active |
| Get Certified — exam application, eligibility and fees Current exam fees are published here rather than in the handbook; confirm at application time. | National Board for Certification in Occupational Therapy (NBCOT) | primary | 2026-09-22 | 2026-09-22 | 30d | active |