14 CFR · Part 91
14 CFR § 91.111
Operating near other aircraft.
(a)
No person may operate an aircraft so close to another aircraft as to create a collision hazard.
(b)
No person may operate an aircraft in formation flight except by arrangement with the pilot in command of each aircraft in the formation.
(c)
No person may operate an aircraft, carrying passengers for hire, in formation flight.
Referenced By
Interpretations of This Section (3)
Advisory Circulars (1)
Documents that cite this section, found in their catalog metadata or text. Listed by date, not by significance.
Reflects the eCFR edition current as of July 6, 2026. Retrieved from ecfr.gov on July 17, 2026.
Primary Source