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AA.I.B.R4FAA-S-ACS-11A · Nov 2023Risk management

Airplane icing and its effect on performance and stall warning.

ACS element text (the applicant demonstrates understanding of)

Airplane icing and its effect on performance and stall warning.

Bottom line

The applicant is able to identify, assess, and mitigate risk associated with: Airplane icing and its effect on performance and stall warning.

FAA references

  1. AC 91-74, para. 4-8 — AC No: 91-74A
  2. AC 120-58 — AC 120-58
  3. AC 20-117 Appendix 3 — AC No: 20-117
  4. AC 135-17 — AC 135-17
  5. AC 91-74, para. 7-1, 7-4 — AC No: 91-74A
  6. 14 CFR 91.527 (Operating in icing conditions.) — eCFR current as of 2026-03-05
  7. AC 91-74, para. 7-4 — AC No: 91-74A
  8. AC 20-117, para. 4a — AC No: 20-117
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