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503 - Application for initial approval or changes to system of maintenance (SoM)

14 December 2022

Use this form to apply under 1988 Civil Aviation Regulation (CAR) 42P for the issue of a system of maintenance (SoM) under CAR 42M and approval of changes to a SoM under CAR 42R. Form number 503.

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Application for initial approval or changes to system of maintenance (SoM) (PDF, 683.85 KB)

503 - Guidelines for form 503 - Application for initial approval or changes to system of maintenance (SoM)

Updated:

19 October 2021

Use these guidelines to assist in the completion of Form 503 - application for initial approval or changes to system of maintenance (SoM). Form number 503.

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Guidelines for form 503 - Application for initial approval or changes to system of maintenance (SoM) (PDF, 365.84 KB)

Updated:

4 December 2021

Flight Safety Australia

Flight Safety Australia is our aviation safety magazine. Full of informative and interesting stories. Find out how to read it online, sign up to email alerts and subscribe to have it delivered to your door.

Content page

Sport aviation close calls special 2018

Updated: 20 October 2021

Close calls are real-life stories, sent to us in the hope that others will learn from these experiences.

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Sport aviation close calls special 2018 (PDF, 3.18 MB)

Sport aviation close calls special 2019

Updated: 20 October 2021

Close calls are real-life stories, sent to us in the hope that others will learn from these experiences.

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Sport aviation close calls special 2019 (PDF, 11.05 MB)

174 - Payment advice section 27a permission

Updated:

1 September 2008

Use this form to notify of payment advice details and permission for an advance payment for CASA's assessment of a section 27A permission application. Form number 174.

CASA Forms

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Payment advice section 27a permission (PDF, 94.33 KB)

CASA.ADCERT.0002 - Adelaide

Certificate date: 18 July 2023

Aerodrome operator:

Adelaide Airport Limited

Location:

Aerodromes

AC 91-05 - Performance-based navigation

Updated: 20 October 2021

Advisory Circular AC 91-05 v1.0 - Performance-based navigation provides information on the concept of performance-based…

Part 91 of CASR Guidance materials Version

1.0

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AC 91-05 Performance-based navigation (PDF, 1 MB)

Part 131 Balloons and hot air airships AMC-GM

Update:

1 May 2025

Acceptable means of compliance and guidance material (AMC-GMs) for Part 131 Balloons and hot air airships.

Part 131 of CASR Guidance materials Version:

2.2

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Acceptable Means of Compliance and Guidance Material (AMC-GM) Part 131 (PDF, 1.4 MB)

CASA.ADCERT.0004 - Albany

Certificate date: 24 June 2021

Aerodrome operator:

City of Albany

Location:

Aerodromes

Search results for rules and regulations

79 total results

Part 139 of CASR Aerodromes

Updated: 28 October 2022

Part 139 of CASR sets out the requirements and standards for aerodromes with published instrument flight procedures.

Rule CASR Current

Schedule 5 of CAR CASA maintenance schedule

Updated: 10 November 2022

Schedule 5 relates to Part 4A of CAR and sets out the requirements of the CASA maintenance schedule including daily inspections, periodic inspections and post inspection checks.

Rule CAR Current

Part 1 of CASR Preliminary

Part 1 of CASR provides a general explanation of the name, commencement date and structure of the CASR.

Rule CASR Current

Search results for publications

256 total results

Forward regulatory program

Updated:

29 July 2025

Read our forward regulatory program to see a timeline of regulatory change activities we are considering.

Publication

General Aviation Workplan

Updated:

29 July 2025

The General Aviation Workplan (GA Workplan) clearly sets out how and when CASA will optimise the regulatory framework for the general aviation sector.

Publication

Stay OnTrack – Flying the Darwin Region

Updated:

16 July 2025

B5 guide is an aid for VFR pilots to use when flying into, out of and around the Darwin region. It is designed to help you in planning and conducting your flight.

Publication

Search results for CASA Forms

388 total results

FOR Transition – Training and Checking System

Updated:

31 July 2024

Use this form to submit, and apply for an approval of, the Training and Checking System section of an exposition or operations manual as part of the transition to Parts 119, 121, 133, 135, and 138 of the CASR.

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FOR Transition - Training and Checking System application form (PDF, 262.66 KB)

CASAF-62 - Training and checking systems and rotorcraft performance operations documents

Updated:

4 August 2022

Use this form to report technical issues or seek clarification about your submission documents in relation to the training and checking systems and rotorcraft performance operations deferred provisions.

CASA Forms

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