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.

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Showing 121 - 130 of 205 results

AC 21-19 - Aircraft modification - flight test considerations

Updated:

Advisory Circular AC 21-19 provides background information and general technical guidance for flight test…

Advisory Circular Airworthiness Part 21 of CASR Certification / Airworthiness Guidance materials Version
1.1
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AC 21-19 Aircraft modification - flight test considerations (PDF, 383.79 KB)

AC 21-20 - Production under type certificate only

Updated:

Advisory Circular AC 21-20 provides information and guidance concerning the approval to manufacture of aircraft,…

Advisory Circular Airworthiness Part 21 of CASR Guidance materials Version
1.0
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AC 21-20 Production under type certificate only (PDF, 41.93 KB)

AC 21-21 - Flight test considerations of aircraft production

Updated:

Advisory Circular AC 21-21 provides background information and guidance regarding the production flight test…

Advisory Circular Airworthiness Part 21 of CASR Certification / Airworthiness Guidance materials Version
1.1
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AC 21-21 Flight test considerations of aircraft production (PDF, 356.66 KB)

AC 21-24 - Flight recorder and underwater locating device maintenance

Updated:

Advisory Circular AC 21-24 is to provide guidance maintenance of aircraft flight data recorders (FDRs), cockpit voice…

Advisory Circular Airworthiness Part 21 of CASR Certification / Airworthiness Guidance materials Version
1.1
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AC 21-24 Flight recorder and underwater locating device maintenance (PDF, 656.55 KB)

AC 21-25 - Limited category aircraft - permit index

Updated:

Advisory Circular AC 21-25 provides information on the process we use when assigning a permit index number to an…

Advisory Circular Airworthiness Part 21 of CASR Guidance materials Version
5.1
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AC 21-25 Limited category aircraft - permit index (PDF, 489.26 KB)

AC 21-27 - Manufacturing approval overview

Updated:

Advisory Circular AC 21-27 provides guidance concerning Part 21 manufacturing authorisations of aircraft, aircraft…

Advisory Circular Airworthiness Part 21 of CASR Certification / Airworthiness Guidance materials Version
2.2
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AC 21-27 Manufacturing approval overview (PDF, 521.14 KB)

AC 11-02 - Exemptions against the CASR, CAR, CAO and MOS

Updated:

Advisory Circular AC 11-02 provides guidance and information to persons requiring an exemption against the CASR, CAR…

Advisory Circular General advice Part 11 of CASR Guidance materials Version
5.0
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AC 11-02 Exemptions against the CASR, CAR, CAO and MOS (PDF, 931.37 KB)

AC 1-03 - Transitioning to the flight operations regulations

Updated:

Advisory Circular AC 1-03 provides advice on CASR regulations pertaining the flight operations. They include Parts 91,…

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 Administrative matters Flight crew licensing Flight operations General safety matters Guidance materials Version
5.0
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AC 1-03 Transitioning to the flight operations regulations (PDF, 1.48 MB)
Online version available at: https://www.casa.gov.au//resources-and-education/publications/guidance-material/advisory-circulars
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