AD/A330/45 Amdt 3 - Wing Rib 6

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Legislation au F2007L01600 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 2007-0148 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/A330/45, Amendment 3, which will become effective on 5 July 2007.  This AD cancels and replaces the previous issue.

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 Regulatory Review has determined that ADs do not require a Regulatory Impact Statement.

The AD has been made by the Manager, Airframes in the Manufacturing, Certification and New Technologies Office, on behalf of CASA, in accordance with subsection 84A (2) of the Act.

Overview

The Civil Aviation Act 1988 was enacted to provide for the regulation of civil aviation in Australia, aiming to ensure safety and efficiency in the industry. It empowers the Governor-General to make regulations for the purposes of the Act and in the interests of the safety of air navigation. One such regulation is the Civil Aviation Safety Regulations 1998, which allows the Civil Aviation Safety Authority (CASA) to issue airworthiness directives (ADs) for types of aircraft or aeronautical products. These directives are legislative instruments, as stipulated under the Acts Interpretation Act 1901 and the Legislative Instruments Act 2003. The Civil Aviation Act 1988, by enabling these regulations, addresses the need for coordinated and enforceable safety standards in civil aviation, aligning with international obligations under the Convention on International Civil Aviation. In accordance with the Convention on International Civil Aviation, the State of Design has the responsibility for the continuing airworthiness of aircraft types, while the State of Registry must ensure the individual aircraft's airworthiness. CASA, as Australia’s national airworthiness authority, must assess information from the State of Design and issue corresponding ADs. For example, in response to an AD issued by the European Aviation Safety Authority (EASA) for Airbus A330 model aircraft, CASA issued Australian AD/A330/45, Amendment 3. This process ensures that Australian regulations are consistent with international standards, fulfilling Australia’s obligations under the Convention. Given the nature of these directives, there is no requirement for public consultation or a Regulatory Impact Statement, as determined by the Office of Regulatory Review. The AD is issued by CASA, adhering to the legislative framework provided by the Civil Aviation Act 1988.

Scope and Application

The Civil Aviation Safety Regulations 1998, under section 39.001, provide the framework for the issuance of airworthiness directives by the Civil Aviation Safety Authority (CASA), Australia's national airworthiness authority. These airworthiness directives apply to specific types of aircraft or aeronautical products within the Australian Register and are issued to ensure the continuing airworthiness of these aircraft, aligning with international standards set forth in Annex 8 to the Convention on International Civil Aviation. The State of Design, in this context, holds responsibility for the continuing airworthiness of an aircraft type and must supply necessary information to States of Registry, including Australia. CASA, acting as the State of Registry, is mandated to assess and, if necessary, issue Australian airworthiness directives to enforce the requirements stipulated by the State of Design. This legislative framework ensures that the safety regulations are consistent with international obligations and standards, and it extends to all aircraft registered in Australia that fall under the specified types affected by the directives. The issuance of these directives is governed by the Civil Aviation Act 1988 and is considered a legislative instrument under the Acts Interpretation Act 1901, subject to disallowance and oversight as per the Legislative Instruments Act 2003.

Key Provisions

The Civil Aviation Safety Regulations 1998, specifically under regulation 39.001, grant the Civil Aviation Safety Authority (CASA) the authority to issue airworthiness directives (ADs) for particular types of aircraft or aeronautical products. This is in accordance with section 98 of the Civil Aviation Act 1988, which empowers the Governor-General to enact regulations for air navigation safety. These ADs, as outlined in subregulation 39.001(5), are considered disallowable instruments under section 46A of the Acts Interpretation Act 1901 and, therefore, legislative instruments as per section 6 of the Legislative Instruments Act 2003. This legislative framework ensures that ADs serve as a critical tool for maintaining the continuing airworthiness of aircraft, in line with international standards set forth in Annex 8 to the Convention on International Civil Aviation. Under the Civil Aviation Safety Regulations 1998, the State of Design is responsible for the ongoing airworthiness of an aircraft type and must supply any necessary information to ensure that this standard is maintained. When a State of Design issues an AD for an aircraft type registered in Australia, CASA, as the national airworthiness authority, is obligated to review this information. If deemed appropriate, CASA must then issue an Australian AD to enforce the requirements set forth by the State of Design. This ensures that all aircraft registered in Australia meet the necessary safety standards as dictated by international agreements and domestic regulations. The obligations imposed by the Civil Aviation Safety Regulations 1998 on the State of Registry, which in this case is Australia, include the responsibility of ensuring the continuing airworthiness of individual aircraft. Annex 8 to the Convention on International Civil Aviation mandates that the State of Registry must develop or adopt requisite measures to maintain airworthiness. When CASA issues an AD, it mandates specific actions that must be taken by aircraft operators, maintenance organisations, and other relevant parties to ensure compliance with airworthiness standards. Breaching the requirements set forth in an AD can result in significant consequences. Civil aviation regulations often stipulate that non-compliance with ADs can lead to penalties, including fines and, in severe cases, the suspension or revocation of an aircraft's certificate of airworthiness. Furthermore, failure to comply with ADs may result in criminal charges under section 97 of the Civil Aviation Act 1988, which imposes penalties for endangering the safety of air navigation. The maximum penalties for such offences can include substantial fines and imprisonment, underscoring the seriousness with which non-compliance is treated.

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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.