CORE PRIVILEGE
Commercial PilotAct as pilot in command for compensation or hire, and carry persons or property for hire.
Airline Transport PilotServe as pilot in command in scheduled air carrier operations conducted under Part 121.
MINIMUM AGE
Commercial Pilot18 years.
Airline Transport Pilot23 years, or 21 years for a certificate issued with restricted privileges.
FLIGHT TIME
Commercial Pilot250 hours under Part 61; 190 hours under an approved Part 141 curriculum.
Airline Transport Pilot1,500 hours, including 500 cross-country, 100 night, 75 instrument, and 250 as pilot in command.
MEDICAL
Commercial PilotSecond-class medical certificate to exercise commercial privileges.
Airline Transport PilotFirst-class medical certificate required to serve as pilot in command in Part 121 operations.
KNOWLEDGE TEST
Commercial PilotCAX · 100 questions, 150 minutes, 70 percent to pass.
Airline Transport PilotATP · 125 questions, 4 hours, 70 percent to pass. Multi-engine airplane applicants must first complete an ATP CTP.
INSTRUMENT RATING
Commercial PilotNot mandatory, but without it the certificate is limited: no carriage of passengers for hire on cross-country flights beyond 50 nautical miles, and none at night.
Airline Transport PilotRequired. Instrument competency is examined as part of the certificate.