14 C.F.R. § 135.111 Second in command required in Category II operations.
Title 14 - Aeronautics and Space
No person may operate an aircraft in a Category II operation unless there is a second in command of the aircraft.
Title 14: Aeronautics and Space
PART 135—OPERATING REQUIREMENTS: COMMUTER AND ON DEMAND OPERATIONS AND RULES GOVERNING PERSONS ON BOARD SUCH AIRCRAFT
Subpart B—Flight Operations
§ 135.111 Second in command required in Category II operations.
