Airworthy Prep

Commercial Pilot Airplane test code

CA.II.D.K6cPreflight Procedures: Taxiing (ASEL, AMEL)

Commercial Pilot Airplane test standard, area of operation II, task D

Written as ca.ii.d.k6c or CA.II.D.K6c on your score report.

The FAA's wording

Procedures for:

Entering or crossing runways.

FAA-S-ACS-7B, Commercial Pilot for Airplane Category ACS (November 2023, effective May 31, 2024), II. Preflight Procedures, Task D. Taxiing (ASEL, AMEL)

What it means

CA.II.D.K6c is a knowledge element in the Preflight Procedures area of operation of the Commercial Pilot Airplane test standard. A knowledge element is something the FAA expects you to know, and the written test asks questions on it.

CA
Commercial Pilot Airplane ACS
II
Area of operation II: Preflight Procedures
D
Task D: Taxiing (ASEL, AMEL)
K6c
Part (c) of knowledge element 6

Seeing it on your score report

Your Airman Knowledge Test Report lists a code for each area where you missed a question. Seeing CA.II.D.K6c there means at least one of your wrong answers was on this element. If you are taking the practical test next, expect the examiner to ask about it. Retaking the written? Start with this code and the others on your report.

Sources: FAA-S-ACS-7B, Commercial Pilot for Airplane Category ACS (November 2023, effective May 31, 2024); FAA Airman Knowledge Testing Matrix (revised 9/25/26), p. 2.

Can be printed on 2 tests
  • Commercial Pilot Airplane (CAX)
  • Commercial Pilot Airplane Canadian Conversion (CCP)

Got more than one code on your report?

Paste them all into the free study planner and it groups them by subject, most missed first.