Advisory Circulars

Type a keyword to start your search. For quicker results, use the filters to narrow down by category or a part number. By using this page you agree to our disclaimer.

Showing 21 - 30 of 203 results

AC 139-21 - Visual segment surface: monitoring requirements and the reporting of obstacles

Updated: 2 September 2024

Advisory Circular AC 139-21 provides information to aerodrome operators on the visual segment surface (VSS), which…

Advisory Circular Aerodromes Part 139 of CASR Guidance materials Version

1.1

DOWNLOAD

AC 139-21 Visual segment surface: monitoring requirements and the reporting of obstacles (PDF, 1.12 MB)

AC 139.H-01 - Aviation rescue fire fighting service category determination level 2

Updated: 23 December 2025

Advisory Circular AC 139H-01 provides guidance and information to aerodrome operators and ARFFS providers at aerodromes…

Advisory Circular Aerodromes Part 139 of CASR Guidance materials Version

2.0

DOWNLOAD

AC 139H-01 Aviation rescue fire fighting service category determination level 2 (PDF, 672.7 KB)

AC 139.H-02 - Aviation rescue fire fighting service operational requirements

Updated: 2 November 2022

Advisory Circular AC 139H-02 provides guidance and information to aerodrome operators and ARFFS providers at aerodromes…

Advisory Circular Aerodromes Part 139 of CASR Guidance materials Version

1.1

DOWNLOAD

AC 139.H-02 Aviation rescue fire fighting service operational requirements (PDF, 288.93 KB)

AC 139.H-03 - Aviation rescue fire fighting service ancillary equipment

Updated: 4 November 2022

Advisory Circular AC 139H-03 provides guidance and information to aerodrome operators and ARFFS providers at aerodromes…

Advisory Circular Aerodromes Part 139 of CASR Guidance materials Version

1.1

DOWNLOAD

AC 139.H-03 Aviation rescue fire fighting service ancillary equipment (PDF, 344.39 KB)

AC 139.H-04 - Aviation rescue fire fighting service first aid kits

Updated: 4 November 2022

Advisory Circular AC 139H-04 provides guidance and information to aerodrome operators and ARFFS providers at aerodromes…

Advisory Circular Aerodromes Part 139 of CASR Guidance materials Version

1.1

DOWNLOAD

AC 139.H-04 Aviation rescue fire fighting service first aid kits (PDF, 312.52 KB)

AC 139.H-05 - Aviation rescue fire fighting service generic response form

Updated: 4 November 2022

Advisory Circular AC 139H-05 provides guidance and information to aerodrome operators and ARFFS providers where…

Advisory Circular Aerodromes Part 139 of CASR Guidance materials Version

1.1

DOWNLOAD

AC 139H-05 Aviation rescue fire fighting service generic response form (PDF, 622.3 KB)

AC 171-04 - Software and its use in aeronautical telecommunication and radio navigation ser...

Updated: 21 November 2022

Advisory Circular AC 171-04 provides guidance on software system acquisition, development, implementation and support.…

Advisory Circular Aerodromes Part 171 of CASR Guidance materials Version

1.1

DOWNLOAD

AC 171-04 Software and its use in aeronautical telecommunication and radio navigation services (PDF, 293.33 KB)

AC 171-01 - Aeronautical telecommunication and radionavigation service providers

Updated: 6 September 2024

This advisory circular (AC) provides explanation of CASA requirements and where necessary, methods acceptable to CASA…

Advisory Circular Aerodromes Part 171 of CASR Guidance materials Version

2.2

DOWNLOAD

AC 171-01 Aeronautical telecommunication and radionavigation service providers (PDF, 1.03 MB)

AC 171-02 - Guidelines for the preparation of safety cases covering CASR Part 171 services

Updated: 18 November 2022

Advisory Circular AC 171-02 provides guidelines for aeronautical telecommunication and radionavigation services…

Advisory Circular Aerodromes Part 171 of CASR Guidance materials Version

1.1

DOWNLOAD

AC 171-02 Guidelines for the preparation of safety cases covering CASR Part 171 services (PDF, 443.46 KB)

AC 172-02 - Guidelines for preparing safety cases covering CASR Part 172 services

Updated: 5 February 2024

Advisory Circular AC 172-02 provides guidelines for air traffic service providers to the preparation of safety cases to…

Advisory Circular Aerodromes Part 172 of CASR Guidance materials Version

1.1

DOWNLOAD

AC 172-02 Guidelines for preparing safety cases covering CASR Part 172 services (PDF, 668.42 KB)