AD/A330/81 - Frame 53.3 Circumferential Joint

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Legislation au F2007L04866 Not in force Legislative Instrument

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CIVIL AVIATION ACT 1988

CIVIL AVIATION SAFETY REGULATIONS 1998

ISSUE OF AIRWORTHINESS DIRECTIVE

Under section 98 of the Civil Aviation Act 1988, the Governor-General may make regulations for the purposes of the Act and in the interests of the safety of air navigation.  Under regulation 39.001 of the Civil Aviation Safety Regulations 1998, CASA may issue airworthiness directives (ADs) for kinds of aircraft or aeronautical products.  Subregulation 39.001(5) of the Civil Aviation Safety Regulations 1998 provides that an AD is a disallowable instrument for the purposes of section 46A of the Acts Interpretation Act 1901. Therefore, in accordance with section 6 of the Legislative Instruments Act 2003, an AD is a legislative instrument.

Under Annex 8 to the Convention on International Civil Aviation, the State of Design has overall responsibility for continuing airworthiness of an aircraft type, and must provide any information necessary to ensure the continuing airworthiness of a type to appropriate States of Registry.  ADs (and their equivalents) are the most common form of continuing airworthiness information, and are issued by most ICAO Contracting States.

The State of Registry of an individual aircraft is responsible for its continuing airworthiness.  Under Annex 8, the State of Registry must develop or adopt requirements to ensure the continuing airworthiness of aircraft.  When a State of Design issues an AD against a type of aircraft on the Australian Register, CASA, as Australia’s national airworthiness authority, must assess that information and, if appropriate, issue an Australian AD to mandate the requirements of the State of Design.

The European Aviation Safety Authority (EASA) has issued AD 2006-0266 affecting Airbus A330 model aircraft.  EASA acts on behalf of France, the State of Design for this type.  CASA has assessed this AD and has issued Australian AD/A330/81, which will become effective on 17 January 2008. 

As this AD is issued because of Australia’s obligations under Convention on International Civil Aviation, and because it is issued in response to an AD raised by the relevant State of Design, no consultation of the Australian public has taken place on this AD.  The Office of Best Practice Regulation has determined that ADs do not require a Regulatory Impact Statement.

The AD has been made by the Manager, Airframes in the Airworthiness Engineering Branch, on behalf of CASA, in accordance with subsection 84A (2) of the Act.

Overview

The Civil Aviation Act 1988, enacted by the Australian Parliament, aims to regulate civil aviation within Australia, focusing on safety and efficiency. The Act provides the legal framework for the issuance of regulations to ensure the safety of air navigation. One such regulation is the Civil Aviation Safety Regulations 1998, which, under regulation 39.001, empowers the Civil Aviation Safety Authority (CASA) to issue airworthiness directives (ADs) for specific types of aircraft or aeronautical products. This mechanism is essential to maintain the continuing airworthiness of aircraft as per international standards set by the Convention on International Civil Aviation, particularly through Annex 8. The ADs are critical in ensuring that aircraft meet necessary safety standards and are compliant with international obligations. The Act also ensures that ADs are treated as legislative instruments, which necessitates their disallowance under the Acts Interpretation Act 1901, as outlined in the Legislative Instruments Act 2003. The objective of this legislative framework is to harmonise national regulations with international safety standards, thereby protecting public safety in air travel.

Scope and Application

The Civil Aviation Safety Regulations 1998, made under the authority of the Civil Aviation Act 1988, provide the framework for the issuance of airworthiness directives (ADs) which are critical in maintaining the safety standards of aircraft registered in Australia. Regulation 39.001 allows the Civil Aviation Safety Authority (CASA) to issue these directives for specific kinds of aircraft or aeronautical products to ensure they remain airworthy. These directives are legally binding and must be adhered to by the relevant entities, including aircraft manufacturers and operators. Furthermore, the ADs are considered legislative instruments under the Acts Interpretation Act 1901 and the Legislative Instruments Act 2003, underscoring their regulatory weight. The scope of these directives extends to ensuring compliance with international standards set by the Convention on International Civil Aviation, particularly Annex 8, which mandates that States of Design and States of Registry collaborate to maintain aircraft airworthiness. As such, CASA, acting on behalf of Australia, must evaluate and, if necessary, issue corresponding Australian ADs when the State of Design issues an AD affecting aircraft registered in Australia. This regulatory framework ensures that Australian aviation maintains high safety standards in alignment with international obligations.

Key Provisions

The key operative sections of the Civil Aviation Act 1988 and the Civil Aviation Safety Regulations 1998 provide the legal framework for the issuance and enforcement of airworthiness directives (ADs). Section 98 of the Act empowers the Governor-General to make regulations necessary for the safety of air navigation, while regulation 39.001 under the Safety Regulations allows the Civil Aviation Safety Authority (CASA) to issue ADs for specific types of aircraft or aeronautical products. These ADs are legislative instruments under section 6 of the Legislative Instruments Act 2003 and are considered disallowable instruments as per section 46A of the Acts Interpretation Act 1901. The obligations imposed by these provisions on parties and entities include ensuring the continuing airworthiness of aircraft. The State of Design, such as France for the Airbus A330, has the responsibility under Annex 8 to the Convention on International Civil Aviation to provide necessary information to maintain the airworthiness of a specific aircraft type. The State of Registry, in this case Australia, must develop or adopt requirements to ensure the continuing airworthiness of aircraft registered within its jurisdiction. When a State of Design issues an AD, CASA must assess the information and, if appropriate, issue a corresponding Australian AD to enforce the requirements of the State of Design. Breaches of the regulations outlined in these ADs can lead to civil and criminal consequences. While specific penalties for non-compliance with ADs are not detailed in the provided text, it is understood that failure to adhere to airworthiness directives can result in significant legal repercussions. Such consequences may include fines, imprisonment, or other penalties as prescribed by relevant laws. The severity of the penalties can vary depending on the nature and extent of the non-compliance, with potential maximum penalties being substantial for serious violations that compromise safety. Ensuring compliance with ADs is therefore crucial for maintaining the safety standards mandated by the Civil Aviation Act 1988 and the Civil Aviation Safety Regulations 1998.

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Sourced from the Federal Register of Legislation at 26 August 2026. For the latest information on Australian Government law please go to https://www.legislation.gov.au.