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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AC 139.C-27 - Risk management plans for aerodromes

Updated:

Advisory Circular AC 139.C-27 provides guidance for developing a risk management plan, which intend to mitigate and…

Advisory Circular Aerodromes Part 139 of CASR Guidance materials Version
1.0
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AC 139.C-27 Risk management plans for aerodromes (PDF, 242.31 KB)

AC 139.E-02 - Plume rise assessments

Updated:

Advisory Circular AC 139.E-02 provides guidance on plume rise assessments for vertical exhaust plumes. It applies to…

Advisory Circular Aerodromes Part 139 of CASR Guidance materials Version
1.0
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AC 139.E-02 Plume rise assessments (PDF, 614.75 KB)
Online version available at: https://www.casa.gov.au//resources-and-education/publications/guidance-material/advisory-circulars
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