Part 61 - Certification:

61.3     - Requirements for certificates, ratings and authorizations
61.5     - Certificates and ratings issued under this part
61.13   - Issuance of airman certificates, ratings, and authorizations
61.14   - Refusal to submit to a drug or alcohol test
61.15   - Offences involving drugs or alcohol
61.17   - Temporary certificates
61.23   - Medical certificates
61.29   - Replacement of a lost or destroyed medical certificate or knowledge test report
61.31   - Type rating requirements, additional training and authorization requirements
61.39   - Prerequisites for practical tests
61.51   - Pilot logbooks
61.53   - Prohibition on operation during medical deficiency
61.55   - Second-in-command qualifications
61.56   - Flight review
61.57   - Recent flight experience
61.58   - Pilot-in-command proficiency check
61.60   - Change of address
61.69   - Glider towing

ADDITIONAL RATTINGS (INSTRUMENT)
61.63   - Additional aircraft ratings (other than on an airline transport pilot certificate)
61.65   - Instrument rating requirements

STUDENT PILOTS
61.83   - Eligibility requirements
61.87   - Solo requirements
61.89   - General limitations
61.95   - Operations in Class B airspace and airports within Class B airspace

PRIVATE PILOTS
61.103 - Eligibility requirements
61.105 - Aeronautical knowledge
61.107 - Flight proficiency
61.109 - Aeronautical experience
61.113 - Private pilot privileges and limitations: PIC
61.117 - Private pilot privileges and limitations: SIC aircraft requiring more than one pilot

COMMERCIAL PILOTS
61.123 - Eligibility requirements
61.125 - Aeronautical knowledge
61.127 - Flight proficiency
61.129 - Aeronautical experience
61.133 - Private pilot privileges and limitations

FLIGHT INSTRUCTORS
61.183 - Eligibility requirements
61.185 - Aeronautical knowledge
61.187 - Flight proficiency
61.189 - Flight instructor records
61.191 - Additional flight instructor ratings
61.193 - Flight instructor privileges
61.195 - Flight instructor limitations and qualifications
61.197 - Renewal of flight instructor certificates
61.199 - Expired flight instructor certificates and ratings

Part 91 - General Operating and Flight Rules:

91.3     - Responsibility and authority of the pilot in command
91.5     - Pilot in command of aircraft requiring more than one required pilot
91.7     - Civil aircraft airworthiness
91.13   - Careless or reckless operation
91.15   - Dropping objects
91.17   - Alcohol or drugs
91.21   - Portable electronic devices
91.23   - Truth-in-leasing clause, requirements in leases and conditional sales contracts
91.103 - Preflight action
91.105 - Flight crewmembers at stations
91.107 - Use of safety belts, shoulder harnesses and child restraint systems
91.109 - Flight instruction; simulated instrument flight and certain flight tests
91.111 - Operating near other aircraft
91.113 - Right-of-way rules
91.117 - Aircraft speed
91.119 - Minimum safe altitudes
91.121 - Altimeter setting
91.123 - Compliance with ATC clearances and instructions
91.125 - ATC light signals

AIRSPACE
91.126 - Class G airspace (Operating on or in the vicinity of an airport)
91.127 - Class E airspace (Operating on or in the vicinity of an airport)
91.129 - Class D airspace
91.130 - Class C airspace
91.131 - Class B airspace
91.133 - Restricted and prohibited airspace
91.135 - Class A airspace

VFR OPERATIONS
91.137 - Temporary flight restrictions in the vicinity of disaster/hazard areas
91.139 - Emergency air traffic rules
91.141 - Flight restrictions in the proximity of the Presidential and other parties
91.143 - Flight limitations in the proximity of space operations
91.144 - Temporary restriction on flight operations during abnormally high barometric pressure conditions
91.151 - VFR fuel requirements
91.155 - Basic VFR weather minimums
91.157 - Special VFR weather minimums
91.159 - VFR cruising altitudes or flight level

IFR OPERATIONS
91.167 - IFR fuel requirements
91.169 - IFR flight plan: Information required & Alternate airport weather minimums
91.171 - VOR equipment check for IFR operations
91.175 - IFR Takeoff / Landing minimums
91.177 - Minimum altitudes for IFR operations (MEA, MOCA)
91.179 - IFR cruising altitude or flight level
91.183 - IFR radio communications
91.185 - IFR communications failure
91.187 - Malfunction reports under IFR

91.203 - Certifications required (Civil aircraft)
91.205 - Required instruments and equipment; VFR, Night, & IFR minimum equipment list
91.207 - Emergency locator transmitters
91.209 - Aircraft lights
91.211 - Supplemental oxygen
91.213 - Inoperative instruments and equipment
91.215 - ATC transponder and altitude reporting equipment and use
91.303 - Acrobatic flight
91.307 - Parachutes and parachuting
91.309 - Towing: Gliders
91.311 - Towing; Other than under 91.311
91.313 - Restricted category civil aircraft: Operating limitations
91.315 - Limited category civil aircraft: Operating limitations
91.319 - Aircraft having experimental certificates: Operating limitations
91.325 - Primary category aircraft: Operating limitations
91.403 - General: Maintenance, preventive maintenance, and alterations
91.405 - Maintenance requirements
91.407 - Operations after maintenance, preventive maintenance, rebuilding, or alteration
91.409 - Inspections
91.411 - Altimeter system and altitude reporting equipment tests and inspections
91.413 - ATC transponder tests and inspections
91.417 - Maintenance records

NTSB - Aircraft Accident and Incident Reporting:

830.2   - Definitions
830.5   - Immediate notification
830.6   - Information to be given in notification
830.15 - Reports and statements to be filed