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 61 - 70 of 198 results

Multi-Part AC 139-05, AC 171-05 and AC 172-03 - All-weather operations at aerodromes

Updated:

The purpose of this AC is to assist participants in AWO to interpret and apply the regulatory requirements pertaining…

Advisory Circular Aerodromes Part 139 of CASR Part 171 of CASR Part 172 of CASR Air traffic management systems Guidance materials Version
1.0
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Multi-part advisory circular AC 139-05, AC 171-05 and AC 172-03 - All-weather operations at aerodromes (PDF, 2.61 MB)

AC 45-01 - Nationality and registration marks

Updated:

Advisory Circular AC 45-01 provides guidance and information concerning the registration marking of aircraft and the…

Advisory Circular Aircraft registration and marking Part 45 of CASR Aircraft registration Guidance materials Version
3.3
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AC 45-01 Nationality and registration marks (PDF, 301.78 KB)

Multi-Part AC 91-32 and AC 139-22 - Global reporting format - Runway surface condition

Updated:

This AC provides guidance on implementation of the Global Reporting Format (GRF). The GRF provides an internationally…

Advisory Circular Aerodromes Part 91 of CASR Part 139 of CASR Flight operations Guidance materials Version
1.0
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AC 91-32 and AC 139-22 - Global reporting format - Runway surface condition (PDF, 2.21 MB)

AC 1-05 - Aircraft leasing

Updated:

AC 1-05 provides advice and guidance to aircraft owners and operators when leasing aircraft. Information is provided on…

Advisory Circular Aircraft registration and marking Part 1 of CASR Part 119 of CASR Part 138 of CASR Part 141 of CASR Part 142 of CASR Administrative matters Flight crew licensing Flight operations Guidance materials Version
1.0
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AC 1-05 - Aircraft leasing (PDF, 487.74 KB)

AC 1-01 - Understanding the legislative framework

Updated:

Advisory Circular AC 1-01 discusses the relationship between Australia's aviation legislation and the rules of the…

Advisory Circular General advice Part 1 of CASR Part 131 of CASR Administrative matters Guidance materials Version
3.1
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AC 1-01 Understanding the legislative framework (PDF, 899.94 KB)
Online version available at: https://www.casa.gov.au//resources-and-education/publications/guidance-material/advisory-circulars
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