Airworthy Prep

Flight Instructor Helicopter test code

HI.III.B.K1Preflight Preparation: Airworthiness Requirements

Flight Instructor Helicopter test standard, area of operation III, task B

Written as hi.iii.b.k1 or HI.III.B.K1 on your score report.

The FAA's wording

General airworthiness requirements and compliance for helicopters, including:

FAA-S-ACS-29, Flight Instructor for Rotorcraft Category Helicopter Rating ACS (November 2023, effective May 31, 2024), III. Preflight Preparation, Task B. Airworthiness Requirements

What it means

HI.III.B.K1 is a knowledge element in the Preflight Preparation area of operation of the Flight Instructor Helicopter test standard. A knowledge element is something the FAA expects you to know, and the written test asks questions on it.

HI
Flight Instructor Helicopter ACS
III
Area of operation III: Preflight Preparation
B
Task B: Airworthiness Requirements
K1
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 HI.III.B.K1 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-29, Flight Instructor for Rotorcraft Category Helicopter Rating ACS (November 2023, effective May 31, 2024); FAA Airman Knowledge Testing Matrix (revised 9/25/26), p. 2.

Can be printed on 2 tests
  • Flight Instructor Helicopter (FRH)
  • Flight Instructor Helicopter (Added Rating) (HFA)

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.