AD/A320/176 - Centre Fuel Tank Bonding

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Legislation au F2005L01333 In force Legislative Instrument

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CIVIL AVIATION ACT 1988

CIVIL AVIATION 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 French DGAC has issued AD F-2005-058 affecting A320 and A321 series aircraft.  France is the State of Design for these types.  CASA has assessed this AD and has issued Australian AD/A320/176, which will become effective on 7 July 2005.

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 Section Head - Systems, Airworthiness Standards Branch, Standards Division, 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, ensuring the safety and efficiency of air navigation. One of the key functions of the Act is to allow the Governor-General to make regulations for the purposes of the Act and in the interests of air navigation safety. Specifically, the Act empowers the Civil Aviation Safety Authority (CASA) to issue airworthiness directives (ADs) for certain types of aircraft or aeronautical products, as outlined in the Civil Aviation Safety Regulations 1998. This legislative framework ensures that Australia complies with its international obligations under the Convention on International Civil Aviation, particularly in relation to the continuing airworthiness of aircraft types. The issuing of these directives is a critical mechanism for maintaining the safety standards required by the international community, with CASA acting as the national airworthiness authority to implement and enforce these directives within Australia.

Scope and Application

The Civil Aviation Act 1988 and the Civil Aviation Safety Regulations 1998 empower the Civil Aviation Safety Authority (CASA) to issue airworthiness directives (ADs) to ensure the safety of air navigation. These ADs apply to specific kinds of aircraft or aeronautical products and are mandated by regulation 39.001 of the Civil Aviation Safety Regulations 1998. According to the Legislative Instruments Act 2003, ADs are considered legislative instruments. This legislative framework is designed to uphold the continuing airworthiness of aircraft, a responsibility that falls under the State of Design for aircraft types and the State of Registry for individual aircraft, as outlined in Annex 8 to the Convention on International Civil Aviation. CASA, as Australia’s national airworthiness authority, must issue corresponding ADs when a State of Design, such as France, issues ADs affecting aircraft registered in Australia. For example, in response to the French Directorate General for Civil Aviation issuing AD F-2005-058 affecting A320 and A321 series aircraft, CASA issued Australian AD/A320/176, which became effective on 7 July 2005. This process does not require public consultation or a Regulatory Impact Statement, as determined by the Office of Regulatory Review, and is executed under the authority granted by the Act.

Key Provisions

The Civil Aviation Act 1988 and the Civil Aviation Safety Regulations 1998 together empower the Civil Aviation Safety Authority (CASA) to issue airworthiness directives (ADs) under section 39.001(5) of the Regulations. These ADs are legislative instruments, as outlined in section 6 of the Legislative Instruments Act 2003, and are critical in maintaining the safety of air navigation. The ADs are issued in response to the State of Design's responsibility under Annex 8 to the Convention on International Civil Aviation to ensure the continuing airworthiness of an aircraft type, as well as the State of Registry's responsibility to ensure the continuing airworthiness of individual aircraft. When a State of Design, such as France in the case of the AD F-2005-058 for A320 and A321 series aircraft, issues an AD, CASA must assess the information and, if necessary, issue an Australian AD to mandate the requirements of the State of Design. The obligations imposed on parties by these provisions are substantial. The State of Design must provide any necessary information to ensure the continuing airworthiness of an aircraft type to appropriate States of Registry. The State of Registry, which is responsible for the continuing airworthiness of individual aircraft, must develop or adopt requirements to ensure this. CASA, as Australia’s national airworthiness authority, is obligated to assess any AD issued by a State of Design and to issue an Australian AD if appropriate. This ensures that Australian aircraft meet international safety standards. The issuing of the AD F-2005-058 by the French DGAC and the subsequent Australian AD/A320/176 illustrates these obligations in action. Breaches of the provisions outlined in the Civil Aviation Act 1988 and the Civil Aviation Safety Regulations 1998 can lead to significant consequences. Failure to comply with ADs can result in severe civil and criminal penalties. The maximum penalties for contravening these regulations can include substantial fines and imprisonment, reflecting the seriousness of non-compliance with aviation safety standards. The stringent nature of these penalties underscores the importance of adhering to ADs to maintain the high safety standards required in the aviation industry.

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Aviation Law
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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.