Recent publications | Civil Aviation Safety Authority

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Airworthiness Directives Biweekly 19/2025

25 September 2025

Airworthiness Directives Biweekly 19/2025

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airworthiness_directives_biweekly_19-2025.pdf (PDF, 124.37 KB)

Broad Area BVLOS Operations

Updated: 19 September 2025

This TMI sets out information regarding four new broad area approval pathways for the operation of remotely piloted…

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Broad Area BVLOS Operations - TMI 2025-03 (PDF, 499.11 KB)

Airworthiness Directives Biweekly 18/2025

11 September 2025

Airworthiness Directives Biweekly 18/2025

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airworthiness_directives_biweekly_18-2025.pdf (PDF, 122.46 KB)

Cabin safety bulletin 28: Cabin crew uniform guidance

4 September 2025

Cabin safety bulletin 28 guides you in relation to cabin crew member uniform material and design.

Ballooning – mid-air collision bowtie risk analysis

4 September 2025

Download and view our bowtie for mid-air collision for ballooning.

Ballooning – loss of control inflight bowtie risk analysis

4 September 2025

Download and view our bowtie for loss of control inflight for ballooning.

Ballooning – landing site bowtie risk analysis

4 September 2025

Download and view our bowtie for landing sites for ballooning.

Ballooning – human performance bowtie risk analysis

4 September 2025

Download and view our bowtie for human performance for ballooning.

Ballooning – controlled flight into terrain bowtie risk analysis

4 September 2025

Download and view our bowtie for controlled flight into terrain for ballooning.

Multi-Part AC 105-03 and AC 131-05 v1.0 - Parachute descents from a hot air balloon

Updated: 2 September 2025

Multi-Part AC 105-03 and AC 131-05 provides guidance to pilots who wish to facilitate parachute drops from a hot air…

Part 105 of CASR Part 131 of CASR Guidance materials Version

1.0

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Multi-Part AC 105-03 and AC 131-05 Parachute descents from a hot air balloon (PDF, 713.1 KB)

Airworthiness Directives Biweekly 17/2025

Airworthiness Directives Biweekly 17/2025

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airworthiness_directives_biweekly_17-2025.pdf (PDF, 117.46 KB)

Airworthiness Directives Biweekly 16/2025

Airworthiness Directives Biweekly 16/2025

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airworthiness_directives_biweekly_16-2025.pdf (PDF, 121.75 KB)

Airworthiness Directives Biweekly 15/2025

Airworthiness Directives Biweekly 15/2025

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airworthiness_directives_biweekly_15-2025.pdf (PDF, 121.76 KB)

RPAS Operations Authorisation assessment methodology

Updated: 31 July 2025

This TMI outlines how and when CASA uses specific methods to assess complex drone operations, with SORA as the default.

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RPAS Operations Authorisation assessment methodology - TMI 2025-02 (PDF, 276.57 KB)

Managing airworthiness-related external delegates and authorised persons (DEL.08) - protocol suite

The protocol suite provides a structure for how we make decisions in relation to managing airworthiness-related external delegates and authorised persons.

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