PART 1 — DEFINITIONS & ABBREVIATIONS
Provides definitions of terms used throughout the FARs, like “airworthy,” “night,” “large aircraft,” and “operational control,” which are essential for interpreting regulations correctly.
PART 61 — CERTIFICATION: PILOTS
Pilot certification, privileges, limitations, and training requirements.
Which Part 61 section defines commercial pilot privileges and limitations?
61.133 – Explains what a commercial pilot can and cannot do, including carrying passengers or property for compensation.
Which Part 61 section governs logging flight time?
61.51 – Requires accurate logging of flight time, training, and aeronautical experience.
Which Part 61 section governs currency and recency?
61.57 – Outlines takeoff/landing and recent flight experience required to act as PIC.
PART 67 — MEDICAL CERTIFICATION
Medical standards and certificates for pilots, including class of medical and disqualifying conditions.
Which medical certificate is required for commercial privileges?
Second-Class Medical – Required to exercise commercial privileges.
How long is a Second-Class Medical valid?
12 months for commercial operations; beyond that, privileges revert to third-class levels.
PART 91 — GENERAL OPERATING RULES
General operating rules for pilots and aircraft.
What is 91.3?
PIC Authority and Responsibility – The PIC has final authority over the aircraft.
What is 91.13?
Careless or Reckless Operation – Prohibits operating an aircraft in a manner that endangers life or property.
What is 91.103?
Preflight Action – Pilot must be familiar with weather, fuel, alternates, runway lengths, and takeoff/landing distances.
What is 91.151?
Fuel Requirements for VFR – Minimum fuel for flight plus 30 minutes (day) or 45 minutes (night).
What is 91.167?
Fuel Requirements for IFR – Enough to fly to the destination, alternate (if required), plus 45 minutes at normal cruise.
What is 91.155?
VFR Weather Minimums – Establishes minimum visibility and cloud clearance requirements for each class of airspace.
What is 91.205?
Required Equipment – Lists instruments and equipment needed for day, night, and IFR operations.
What is 91.207?
ELT Requirements – Emergency Locator Transmitter inspection and maintenance.
What is 91.213?
Inoperative Equipment – When aircraft can be flown with inoperative equipment using MEL, KOEL, or 91.213 procedures.
What is 91.215?
Transponder – Mode C transponder requirements for different airspace.
What is 91.217?
ADS-B Out – Requires ADS-B Out equipment in certain controlled airspace.
PART 119 — CERTIFICATION OF OPERATORS
Determines who must hold an operating certificate and which operational rules apply (121, 135, 125).
When is Part 119 required?
When conducting common carriage or holding out for compensation, unless excepted.
What Part 119 operations are exempt?
Flight instruction, aerial photography, survey, pipeline patrol, banner towing, and other aerial work.
PART 135 — COMMUTER & ON-DEMAND OPERATIONS
Commuter and on-demand commercial operations, including charters and air taxi services.