AD/DO 328/43 - Landing Gear Bolts

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Legislation au F2006L00433 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 German LBA has issued AD 2002-14/2 affecting Dornier 328 model aircraft.  Germany is the State of Design for this type.  CASA has assessed this AD and has issued Australian AD/DO 328/43, which will become effective on 16 March 2006.

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, enacted by the Commonwealth Parliament, establishes the legislative framework for civil aviation in Australia, focusing on ensuring the safety and efficiency of air navigation. Under this Act, the Civil Aviation Safety Regulations 1998 were introduced to provide detailed rules for the administration of civil aviation safety, including the issuance of airworthiness directives (ADs). The ADs are essential for maintaining the continuing airworthiness of aircraft, aligning with international standards set by the International Civil Aviation Organization (ICAO). The Civil Aviation Safety Authority (CASA) has the authority to issue ADs under regulation 39.001 of the Civil Aviation Safety Regulations 1998, with these directives being legislative instruments subject to disallowance and review as per the Acts Interpretation Act 1901 and the Legislative Instruments Act 2003. The issuance of Australian AD/DO 328/43 by CASA in response to an AD from the German State of Design for Dornier 328 model aircraft exemplifies the implementation of international safety standards within the Australian regulatory framework, without the need for public consultation as per the obligations under the Convention on International Civil Aviation.

Scope and Application

The Civil Aviation Act 1988, in conjunction with the Civil Aviation Safety Regulations 1998, provides a comprehensive framework for ensuring the safety of air navigation in Australia. Under section 98 of the Act, the Governor-General has the authority to make regulations for the Act’s purposes, particularly focusing on air safety. Regulation 39.001 of the Civil Aviation Safety Regulations 1998 empowers the Civil Aviation Safety Authority (CASA) to issue airworthiness directives (ADs) for specific kinds of aircraft or aeronautical products. These ADs are considered legislative instruments under the Legislative Instruments Act 2003, which mandates their disallowance in accordance with the Acts Interpretation Act 1901. ADs are integral to the continuing airworthiness of aircraft types, as per Annex 8 of the Convention on International Civil Aviation, which designates the State of Design as responsible for providing necessary information to ensure airworthiness. Consequently, CASA, as Australia’s national airworthiness authority, must assess and, when appropriate, issue Australian ADs in response to those issued by the relevant State of Design. This ensures compliance with international standards and obligations under the Convention on International Civil Aviation.

Key Provisions

The Civil Aviation Act 1988 and its associated regulations provide the legislative framework for the safety of air navigation in Australia. Section 98 of the Act empowers the Governor-General to create regulations to ensure the safety of air navigation, while regulation 39.001 of the Civil Aviation Safety Regulations 1998 authorises the Civil Aviation Safety Authority (CASA) to issue airworthiness directives (ADs) for specific types of aircraft or aeronautical products. These ADs are legislative instruments, as they are disallowable instruments under section 46A of the Acts Interpretation Act 1901 and are regulated by the Legislative Instruments Act 2003. Under the Convention on International Civil Aviation, the State of Design is responsible for the continuing airworthiness of an aircraft type and must provide necessary information to the States of Registry to ensure the safety of aircraft. The State of Registry is then responsible for ensuring the continuing airworthiness of individual aircraft, developing or adopting requirements to this effect. When a State of Design issues an AD, such as the German LBA’s AD 2002-14/2 for Dornier 328 model aircraft, CASA, as Australia’s national airworthiness authority, must assess the information and issue an Australian AD if appropriate. CASA has done so in this case, issuing Australian AD/DO 328/43, which will be effective from 16 March 2006. The obligations imposed by the Act and its regulations are significant. CASA must ensure that it assesses any ADs issued by the State of Design and that it issues Australian ADs when necessary to comply with Australia’s international obligations. The State of Registry must also ensure that it develops or adopts requirements to maintain the continuing airworthiness of aircraft, and the State of Design must provide the necessary information to support this process. Failure to comply with the requirements of the Act and its regulations can result in significant consequences. While the specific offences and penalties are not detailed in the text provided, the general legislative framework suggests that breaches could lead to enforcement actions by CASA. Such actions might include administrative penalties, enforcement orders, or even the grounding of non-compliant aircraft. The maximum penalties for breaches of civil aviation regulations can be substantial, reflecting the critical importance of ensuring the safety of air navigation.

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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.