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AA.II.C.K8FAA-S-ACS-11A · Nov 2023Knowledge

Entering or crossing runways.

ACS element text (the applicant demonstrates understanding of)

Entering or crossing runways.

Bottom line

No person may, at any airport with an operating control tower, operate an aircraft on a runway or taxiway, or take off or land an aircraft, unless an appropriate clearance is received from ATC.

FAA references

  1. 14 CFR 91.129 (Operations in Class D airspace.) — eCFR current as of 2026-03-05
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