Airworthy Prep

Instrument Rating Helicopter test code

IH.II.B.K1cPreflight Procedures: Helicopter Flight Instruments and Navigation Equipment

Instrument Rating Helicopter test standard, area of operation II, task B

Written as ih.ii.b.k1c or IH.II.B.K1c on your score report.

The FAA's wording

Operation of the helicopter’s applicable flight instrument system(s), including.

Electrical systems, electronic flight instrument displays [primary flight display (PFD), multi-function display (MFD)], transponder and automatic dependent surveillance - broadcast (ADS-B)

FAA-S-ACS-14, Instrument Rating - Helicopter ACS (November 2023, effective May 31, 2024), II. Preflight Procedures, Task B. Helicopter Flight Instruments and Navigation Equipment

What it means

IH.II.B.K1c is a knowledge element in the Preflight Procedures area of operation of the Instrument Rating Helicopter test standard. A knowledge element is something the FAA expects you to know, and the written test asks questions on it.

IH
Instrument Rating Helicopter ACS
II
Area of operation II: Preflight Procedures
B
Task B: Helicopter Flight Instruments and Navigation Equipment
K1c
Part (c) of knowledge element 1

Seeing it on your score report

Your Airman Knowledge Test Report lists a code for each area where you missed a question. Seeing IH.II.B.K1c 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-14, Instrument Rating - Helicopter ACS (November 2023, effective May 31, 2024); FAA Airman Knowledge Testing Matrix (revised 9/25/26), p. 2.

Can be printed on 2 tests
  • Instrument Rating Helicopter Canadian Conversion (ICH)
  • Instrument Rating Helicopter (IRH)

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.