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 |
|---|---|---|---|---|---|---|
| Remote Pilot – Small Unmanned Aircraft Systems Airman Certification Standards (FAA-S-ACS-10B, April 2021) Five areas of operation; Appendix 1 gives 60 questions, two hours, and percentage ranges per topic (Regulations 15–25%, Airspace 15–25%, Weather 11–16%, Loading & Performance 7–11%, Operations 35–45%). | Federal Aviation Administration (FAA) | government | 2026-09-21 | 2026-09-21 | 90d | active |
| Become a Drone Pilot (Part 107 certification steps and eligibility) Eligibility 16+, English, physical/mental condition; FTN via IACRA; test 'Unmanned Aircraft General – Small (UAG)' at an FAA-approved Knowledge Testing Center; recurrent online training every 24 calendar months. | Federal Aviation Administration (FAA) | government | 2026-09-21 | 2026-09-21 | 30d | active |
| 14 CFR Part 107 — Small Unmanned Aircraft Systems | U.S. Code of Federal Regulations (eCFR) | government | 2026-09-21 | 2026-09-21 | 60d | active |
| Advisory Circular 00-45H, Aviation Weather Services (METAR/TAF formats) | Federal Aviation Administration (FAA) | government | 2026-09-21 | 2026-09-21 | 180d | active |