AIM 

4/20/23 

k.  Lights On. 

1. 

Day or night, use of exterior lights can greatly increase the conspicuity of any aircraft. 

2. 

Keep interior lights low at night. 

l.  ATC Support. 

ATC facilities often provide radar traffic advisories on a workload-permitting basis. Flight 

through Class C and Class D airspace requires communication with ATC. Use this support whenever possible 

or when required. 

8

−

1

−

10 

Fitness for Flight