Age 14: First Solo - Glider or Lighter-Than-Air Balloon FAA Knowledge Test for Private Pilot - Glider or Lighter-Than-Air Balloon
Age 15: FAA Knowledge Test - Private Pilot Airplane All other FAA Knowledge Tests except ATP-ME (valid for 24 months; check other age requirements)
Age 16: Private Pilot certificate with Glider and Lighter-Than-Air Balloon rating Remote Pilot certificate (to operate drones) First Solo - Airplane or Helicopter
Age 17: Private Pilot certificate with Airplane or Helicopter rating Instrument rating
Age 18: Commercial Pilot certificate Flight Instructor certificate FAA Knowledge Test for ATP-ME (valid for 60 months; check other age requirements)
Age 21:Restricted Airline Transport Pilot certificate