Applies to flight instructors employed by establishments who provide flight instruction services. This classification applies only to the pilot operating or overseeing the aircraft during the flight lesson.

This classification excludes classroom flight instruction which is to be reported separately in classification 6103 and ground crew operations which are to be reported separately in classification 6804.

Applies to members of a flight crew who operate private aircraft owned by a business and used for the transportation of company personnel in connection with the company's business. Aircraft operation is subject to the general exclusion section of the general rules which allows all other hours worked by these same personnel to be reported separately in the applicable classification.

This classification excludes ground crew operations which are to be reported separately in classification 6804.

Applies to members of the flight crew for aircraft operations not covered by another classification (N.O.C.) and flight crews employed by an employer operating a nonscheduled airline. Nonscheduled airlines, such as a charter service, do not have definite dates, routes, and times for departures and arrivals but make their services available to the public as needed. Operations not covered by another classification could include, but not be limited to, an aircraft used for skywriting/advertising, helicopter-assisted hoisting of large or heavy objects in connection with construction projects and helicopter-assisted removal of logs from a logging side.

This classification excludes ground crew operations which are to be reported separately in classification 6804; establishments engaged in aerial spraying, seeding, crop dusting, and firefighting which are to be reported separately in classification 6903; logging ground crews of a helicopter logging operation which are to be reported separately in classification 5001; and clerical and ticket sellers with no other duties which may be reported separately in classification 4904.