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Rules and regulations
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CASR regulatory structure
The diagram below is a representation of all current and proposed Part numbers that make up Australia's Civil Aviation Safety Regulations 1998 (CASR).

CASR Parts still outstanding are shown with dotted inner circle lines.
Safety standards
Safe flights use registered and certificated aircraft maintained by a qualified person flown by a qualified person in airspace controlled by a qualified person.
CASR regulatory structure by Part
Administrative matters
- Part 1 - Preliminary
- Part 5 - Safety management
- Part 11 - Regulatory administrative procedures
- Part 13 - Enforcement procedures
- Part 200 - Aircraft to which CASR do not apply
- Part 201 - Miscellaneous
- Part 202 - Transitional
- Dictionary
Certification / Airworthiness
- Part 21 - Certification and airworthiness requirements for aircraft and parts
- Part 22 - Airworthiness standards for sailplanes and powered sailplanes
- Part 23 - Airworthiness standards for aeroplanes in the normal, utility, acrobatic or commuter category
- Part 25 - Airworthiness standards for aeroplanes in the transport category
- Part 26 - Airworthiness standards for aircraft in the primary category or intermediate category
- Part 27 - Airworthiness standards for rotorcraft in the normal category
- Part 29 - Airworthiness standards for rotorcraft in the transport category
- Part 31 - Airworthiness standards for manned free balloons
- Part 32 - Airworthiness standards for engines for very light aeroplanes
- Part 33 - Airworthiness standards for aircraft engines
- Part 35 - Airworthiness standards for aircraft propellers
- Part 39 - Airworthiness directives
- Part 90 - Additional airworthiness requirements
Aircraft registration
- Part 45 - Display of nationality and registration marks and aircraft registration identification plates
- Part 47 - Registration of aircraft and related matters
Continuing airworthiness
- Part 42 - Continuing airworthiness requirements for aircraft and aeronautical products
- Part 43 - Maintenance of aircraft in private and aerial work operations
- Part 145 - Continuing airworthiness - Part 145 approved maintenance organisations
Aircraft maintenance engineer (AME) licensing
- Part 66 - Continuing airworthiness - aircraft engineer licences and ratings
- Part 147 - Continuing airworthiness - maintenance training organisations
Flight operations
- Part 60 - Synthetic training devices
- Part 91 - General operating and flight rules
- Part 92 - Consignment and carriage of dangerous goods by air
- Part 101 - Unmanned aircraft and rockets
- Part 103 - Sport and recreational aviation operations*
- Part 105 - Sport and recreational parachuting from aircraft*
- Part 119 - Australian air transport operators - certification and management
- Part 121 - Australian air transport operations - larger aeroplanes
- Part 129 - Foreign air transport operators - certification and operating requirements
- Part 131 - Manned free balloons*
- Part 132 - Limited category aircraft
- Part 133 - Australian air transport operations - rotorcraft
- Part 135 - Australian air transport operations - smaller aeroplanes
- Part 137 - Aerial application operations
- Part 138 - Aerial work operations
- Part 149 - Approved self-administering organisations
Flight crew licensing
- Part 61 - Flight crew licensing
- Part 64 - Authorisations for non-licensed personnel
- Part 67 - Medical
- Part 141 - Recreational, private and commercial pilot flight training, other than certain integrated training courses
- Part 142 - Integrated and multi-crew pilot flight training, contracted recurrent training and contracted checking
Air traffic management systems
- Part 139 - Aerodromes
- Part 171 - Aeronautical telecommunications service and radionavigation service providers
- Part 172 - Air Traffic Service Providers
- Part 173 - Instrument flight procedure design
- Part 175 - Aeronautical information management
Air traffic controller (ATC) licensing
- Part 65 - Air traffic services licensing
- Part 67 - Medical
- Part 143 - Air Traffic Services Training Providers
Other
- Part 5 - Safety management
- Part 99 - Drug and alcohol management plans and testing
- Part 117 - Representations and surveys
- ICAO
- Civil Aviation Act
- Airspace Act
- Airspace Regulations
- Civil Aviation (Fees) Regulations
* Denotes CASR Parts still outstanding
CASA’s Regulation Implementation Branch
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CASR regulatory structure (pdf 482.43 KB) — A3 PDF with legend of CASR Parts titles
Last modified: 6 February 2019