Title: Describe privileges and limitations of pilot certificates.
Course: Aircraft Pilot Training I (20053-I) > Section: Exploring Regulations

Description should include the following:

- No pilot may act as pilot in command of an aircraft (or as second in command of an aircraft in a flag or supplemental operation that requires three or more pilots) unless he or she holds an airline transport pilot certificate and an appropriate type rating for that aircraft.
- Refer to Sec. 121.437, Pilot Qualification: Certificates Required, for more information.

PLT448