Advisory Circulars

Advisory Circulars (AC) give advice and guidance on how to meet the Civil Aviation Safety Regulations (CASR). Each AC explains certain rules or standards in more detail.

Search by keyword such as the title or number of an AC. You can also use the category or rule part filters to show AC related to a particular topic or Part of CASR.

Showing 1 - 15 of 195 results

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AC 139.C-07 - Strength rating of aerodrome pavements

Updated:

AC suspended for amendment to rating method from PCN to PCR. Expected re-release - 30 September 2025.

Advisory Circular Aerodromes Part 139 of CASR Guidance materials Version
1.0
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AC 147-02 - Approved Part 147 training organisations

Updated:

Advisory Circular AC 147-02 provides CASR Part 147 a list of the MTOs approved to carry out aircraft maintenance…

Advisory Circular Airworthiness Part 147 of CASR Guidance materials Version
8.6
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AC 147-02 Approved Part 147 training organisations (PDF, 5.64 MB)

AC 139.C-11 - Commissioning of aerodrome lighting systems

Updated:

Advisory circular AC 139.C-11 provides general information and advice on the requirements and method of commissioning…

Advisory Circular Aerodromes Part 139 of CASR Guidance materials Version
1.1
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AC 139.C-11 Commissioning of aerodrome lighting systems (PDF, 1.47 MB)

AC 91-25 - Fuel and oil safety

Updated:

Advisory Circular AC 91-25 provides guidance on procedures and practices to ensure the safety of fuelling operations.

Advisory Circular Flight operations Part 91 of CASR Guidance materials Version
1.2
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AC 91-25 Fuel and oil safety (PDF, 1.24 MB)

AC 139.B-01 - Applying for aerodrome certification

Updated:

Advisory Circular AC 139.B-01 provides supplementary guidance to applicants on the process to be followed when seeking…

Advisory Circular Aerodromes Part 139 of CASR Guidance materials Version
1.2
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AC 139.B-01 Applying for aerodrome certification (PDF, 685.88 KB)

Multi-Part AC 119-07 and AC 138-03 - Management of change for air transport and aerial work operators

Updated:

Advisory Circular AC 119-07 and AC 138-03 - This multi-part AC provides guidance to all persons involved in the…

Advisory Circular Flight operations Part 119 of CASR Part 138 of CASR Guidance materials Version
2.4
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Multi-Part AC 119-07 and AC 138-03 Multi-Part Management of change for air transport and aerial work operators (PDF, 978.2 KB)

AC 1-02 - Guide to the development of expositions and operations manuals

Updated:

Advisory Circular AC 1-02 provides information to the aviation industry, detailing the requirements to have and…

Advisory Circular Flight operations Part 1 of CASR Part 91 of CASR Part 119 of CASR Part 121 of CASR Part 133 of CASR Part 135 of CASR Part 138 of CASR Guidance materials Version
4.1
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AC 1-02 Guide to the development of expositions and operations manuals (PDF, 1.03 MB)

AC 119-01 - Safety management systems for air transport operations

Updated:

Advisory circular AC 119-01 has been written to assist organisations to meet Part 119 of CASR requirements and provides…

Advisory Circular Flight operations Part 119 of CASR Part 5 of CASR Guidance materials Version
2.3
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AC 119-01 Safety management systems for air transport operations (PDF, 4.24 MB)

AC 91-07 - Cabin electronic flight bags

Updated:

Advisory Circular AC 91-07 provides operator guidance in relation to cabin electronic flight bags, extracts of which…

Advisory Circular Flight operations Part 91 of CASR Guidance materials Version
1.1
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AC 91-07 Cabin electronic flight bags (PDF, 624.07 KB)

AC 91-21 - Air displays

Updated:

AC 91-21 provides guidance on the application for an approval to conduct an air display, and the management of air…

Advisory Circular Flight operations Part 91 of CASR Guidance materials Version
2.3
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AC 91-21 Air displays (PDF, 3.24 MB)
Online version available at: https://www.casa.gov.au//search-centre/advisory-circulars
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