This document includes recommendations of installations of adequate landing and taxiing lighting systems in aircraft of the following categories:

a. Single engine personal and/or liaison type

b. Light twin engine

c. Large multiengine propeller

d. Large multiengine turbojet

e. Military high performance fighter and attack

f. Helicopter

which are subject to the following CFR Parts certification:

Part 23 – Airworthiness Standards: Normal, Utility, Acrobatic and Commuter Aircrafts

Part 25 – Airworthiness Standards: Transport Category Aircrafts

Part 27 – Airworthiness Standards: Normal Category Rotorcraft

Part 29 – Airworthiness Standards: Transport Category Rotorcraft

Purpose

The purpose of this document is to provide certain basic considerations and design criteria for installation of LED landing, runway turnoff, and taxiing light systems for night operation. Criteria for recognition lights are also included.