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 131 - 140 of 203 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 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)

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)
Online version available at: https://www.casa.gov.au//resources-and-education/publications/guidance-material/advisory-circulars
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