AD/DA42/3 - Engine Control Unit Back-Up Batteries

Administered by Department of Infrastructure, Transport, Regional Development, Communications, Sport and the Arts

Legislation au F2007L02287 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 EASA has issued AD 2007-0183 affecting Diamond Aircraft Industries GmbH DA 42 aircraft.  The EASA is the State of Design for this type.  CASA has assessed this AD and has issued Australian AD/DA42/3, which will become effective on 27 July 2007.

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 Acting Manager, New Technologies and Systems, 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, enacted by the Parliament of Australia, is a comprehensive piece of legislation designed to regulate civil aviation activities within Australia. It establishes the framework for ensuring the safety, efficiency, and orderly growth of civil aviation in the country. One of its key provisions allows the Governor-General to make regulations for the purposes of the Act and in the interests of the safety of air navigation. This legislative authority is exercised through the Civil Aviation Safety Regulations 1998, which empower the Civil Aviation Safety Authority (CASA) to issue airworthiness directives (ADs) for specific types of aircraft or aeronautical products. These directives are critical in maintaining the continuing airworthiness of aircraft and ensuring compliance with international standards as set out in the Convention on International Civil Aviation. The Civil Aviation Safety Regulations 1998 also classify ADs as disallowable instruments, necessitating their review by the Office of Regulatory Review, which has determined that such directives do not require a Regulatory Impact Statement.

Scope and Application

The Civil Aviation Safety Regulations 1998, as amended, under the Civil Aviation Act 1988, empower the Civil Aviation Safety Authority (CASA) to issue airworthiness directives (ADs) for specific types of aircraft or aeronautical products. This regulatory framework is designed to uphold and ensure the continuing airworthiness of aircraft, aligning with Australia’s obligations under the Convention on International Civil Aviation. Specifically, CASA, acting as Australia’s national airworthiness authority, must issue Australian ADs when a State of Design, such as the European Aviation Safety Agency (EASA) for the Diamond Aircraft Industries GmbH DA 42 aircraft, issues corresponding directives. This ensures that Australian-registered aircraft comply with international safety standards. The scope of these ADs is not subject to public consultation as they are necessitated by international obligations and directly respond to directives from the relevant State of Design. Additionally, ADs are considered legislative instruments under the Legislative Instruments Act 2003, thereby streamlining their implementation process.

Key Provisions

The main operative sections of the Civil Aviation Act 1988 and the Civil Aviation Safety Regulations 1998, particularly section 98 and regulation 39.001, empower the Governor-General and the Civil Aviation Safety Authority (CASA) to issue airworthiness directives (ADs). Section 98 allows the Governor-General to make regulations for the safety of air navigation, while regulation 39.001 grants CASA the authority to issue ADs for specific kinds of aircraft or aeronautical products. These ADs are considered disallowable instruments under section 46A of the Acts Interpretation Act 1901 and legislative instruments under the Legislative Instruments Act 2003. This legislative framework ensures that the State of Registry, in this case CASA, can issue ADs that mandate necessary requirements for the continuing airworthiness of aircraft. The obligations and requirements imposed by these provisions on CASA and other parties include the responsibility to assess ADs issued by the State of Design, such as the European Aviation Safety Agency (EASA), and to issue corresponding Australian ADs if deemed appropriate. This process ensures that Australian aircraft comply with international standards for airworthiness. The State of Registry, in this instance CASA, must develop or adopt requirements to maintain the continuing airworthiness of aircraft, and these requirements must be in line with the ADs issued by the State of Design. This adherence to ADs is crucial for maintaining safety standards in civil aviation. Breaches of the requirements set forth by the Civil Aviation Act 1988 and the Civil Aviation Safety Regulations 1998 can lead to significant consequences. Although the specific penalties for non-compliance are not detailed in the provided text, such breaches generally fall under the broader regulatory framework of civil aviation laws, which can include fines, penalties, or other legal actions. Failure to comply with ADs can result in severe civil and criminal consequences, potentially endangering the safety of air navigation. CASA, as the national airworthiness authority, has the power to enforce these regulations and take necessary actions against non-compliant entities to ensure the safety and security of air travel.

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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.