Part 1 – Definitions and Abbreviations
Part 13 – Investigation and Enforcement Procedures
Part 21 – Certification Procedures for Products and Parts
Part 23 – Airworthiness Standards: Normal, Utility, Acrobatic and Commuter Airplanes
Part 25 – Airworthiness Standards: Transport Category Airplanes
Part 27 – Airworthiness Standards: Normal Category Rotorcraft
Part 29 – Airworthiness Standards: Transport Category Rotorcraft
Part 33 – Airworthiness Standards: Aircraft Engines
Part 34 – Fuel Venting and Exhaust Emission Requirements for Turbine Engine Powered Airplanes
Part 35 – Airworthiness Standards: Propellers
Part 39 – Airworthiness Directives
Part 43 – Maintenance, Preventive Maintenance, Rebuilding, and Alteration
Part 45 – Identification and Registration Marking
Part 47 – Aircraft Registration
Part 61 – Certification: Pilots, Flight Instructors, and Ground Instructors
Part 65 – Certification: Airmen Other Than Flight Crewmembers
Part 67 – Medical Standards and Certification
Part 71 – Designation of Class A, Class B, Class C, Class D, and Class E Airspace Areas; Airways; Routes; and Reporting Points
Part 73 – Special Use Airspace
Part 91 – General Operating and Flight Rules
Part 97 – Standard Instrument Approach Procedures
Part 101 – Moored Balloons, Kites, Unmanned Rockets and Unmanned Free Balloons
Part 103 – Ultralight Vehicles
Part 105 – Parachute Operations
Part 119 – Certification: Air Carriers and Commercial Operators
Part 121 – Operating Requirements: Domestic, Flag, and Supplemental Operations
Part 125 – Certification and Operations: Airplanes Having a Seating Capacity of 20 or More Passengers or a Payload Capacity of 6,000 Pounds or More
Part 129 – is a foreign carrier or operator of U.S. Aircraft
Part 133 – Rotorcraft External-Load Operations
Part 135 – Operating Requirements: Commuter and On Demand Operations and Rules Governing Persons on Board Such Aircraft
Part 136 – Commercial Air Tours and National Parks Air Tour Management
Part 137 – Agricultural Aircraft Operations
Part 139 – Certification of Airports
Part 141 – Flight Schools
Part 142 – Training Centers
Part 145 – Repair Stations
Part 147 – Aviation Maintenance Technicians Schools
Part 183 – Representatives of The Administrator
Regulations of interestEdit
The FARs are divided into tens of thousands of separate sections, many of which have large numbers of researchers using them on any given day. A few of the regulations particularly interesting to laypersons, relevant to current political issues, or of historical interest are listed below.
http://en.m.wikipedia.org/wiki/Feder...on_Regulations