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

1. a Single engine personal and/or liaison type
2. b Light twin engine
3. c Large multiengine propeller
4. d Large multiengine turbojet/turbofan
5. e Military high-performance fighter and attack
6. f Helicopter

This document will cover general requirements and recommended practices for all types of landing and taxi lights. More specific recommendations for LED lights in particular can be found in ARP6402.