AD/DO 328/26 - Ice and Rain Protection Systems

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Legislation au F2005L03935 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 2002-262 affecting AvCraft Aerospace GmbH Dornier 328-100 model aircraft.  Germany is the State of Design for these types.  CASA has assessed this AD and has issued Australian AD/DO 328/26, which will become effective on 19 January 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, 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 Australian Parliament, was established to ensure the safety and efficiency of civil aviation within Australia. The Act empowers the Governor-General to create regulations aimed at ensuring the safety of air navigation, with the Civil Aviation Safety Regulations 1998 further detailing the processes for maintaining aircraft airworthiness. These regulations enable the Civil Aviation Safety Authority (CASA) to issue airworthiness directives (ADs) for specific aircraft or aeronautical products, which are considered legislative instruments under the Acts Interpretation Act 1901 and Legislative Instruments Act 2003. The objective of this regulatory framework is to align with international standards set by the International Civil Aviation Organization (ICAO), particularly under Annex 8, ensuring that the State of Design and State of Registry collaborate effectively to maintain the continuing airworthiness of aircraft. The issuance of Australian AD/DO 328/26 by CASA in response to a German State of Design AD (2002-262) for the AvCraft Aerospace GmbH Dornier 328-100 model aircraft exemplifies the practical application of this legislative framework. CASA, as Australia’s national airworthiness authority, is obligated to assess and, if necessary, mandate the requirements of ADs issued by the State of Design. This process is conducted without public consultation, as it pertains to international obligations and specific technical assessments. The AD was made by the Manager, New Technologies and Systems, in the Manufacturing, Certification and New Technologies Office, on behalf of CASA, in accordance with the Act.

Scope and Application

The Civil Aviation Act 1988 and associated regulations, including the Civil Aviation Safety Regulations 1998, establish the framework within which the Civil Aviation Safety Authority (CASA) can issue airworthiness directives (ADs) to ensure the safety of air navigation in Australia. These regulations apply to aircraft registered in Australia, regardless of the aircraft's country of manufacture, and cover all types of aircraft and aeronautical products. Under this legislative framework, CASA can mandate safety requirements that must be met by aircraft operators, ensuring that these requirements align with international standards set by ICAO. The application of ADs is primarily driven by the need to comply with international obligations under the Convention on International Civil Aviation, particularly concerning the continuing airworthiness of aircraft types. The issuance of ADs is a legislative instrument process that does not require public consultation or a Regulatory Impact Statement, as it is based on the assessment of directives issued by the State of Design. The ADs become effective as determined by CASA, ensuring that any safety issues identified by the State of Design are appropriately addressed within the Australian aviation sector.

Key Provisions

The Civil Aviation Act 1988 and the Civil Aviation Safety Regulations 1998 outline the framework within which airworthiness directives (ADs) are issued. Section 98 of the Civil Aviation Act 1988 empowers the Governor-General to make regulations that ensure the safety of air navigation, while regulation 39.001 of the Civil Aviation Safety Regulations 1998 allows the Civil Aviation Safety Authority (CASA) to issue ADs for certain types of aircraft or aeronautical products. Notably, subregulation 39.001(5) designates ADs as disallowable instruments under section 46A of the Acts Interpretation Act 1901, making them legislative instruments according to section 6 of the Legislative Instruments Act 2003. These provisions reflect the commitment to maintaining high safety standards in civil aviation. Under the Civil Aviation Act 1988 and the Civil Aviation Safety Regulations 1998, specific obligations and requirements are placed upon CASA and other entities involved in airworthiness. CASA, as the national airworthiness authority, must assess ADs issued by the State of Design and, if necessary, issue corresponding Australian ADs. The State of Design is tasked with providing necessary information to ensure the continuing airworthiness of aircraft types, while the State of Registry must develop or adopt requirements to maintain this airworthiness. The responsibilities are clearly defined to ensure that both international and national standards are upheld, thereby ensuring the safety and reliability of aircraft operating within Australian airspace. Failure to comply with ADs can lead to various consequences. Although the specific offences and penalties are not detailed in the provided text, it is clear that non-compliance with ADs could result in serious legal repercussions. Given the critical nature of air safety, any breach of these directives might lead to civil or criminal penalties, potentially including fines or other sanctions. The seriousness of these consequences underscores the importance of adhering to ADs to maintain the highest standards of aviation safety. The legislative process for issuing ADs, as exemplified by the issuance of Australian AD/DO 328/26, involves thorough assessment and compliance with international obligations. CASA, acting on behalf of the Australian government, issued this directive in response to AD 2002-262 from the German LBA, which affects the AvCraft Aerospace GmbH Dornier 328-100 model aircraft. The AD became effective on 19 January 2006, and its issuance was justified under Australia's obligations under the Convention on International Civil Aviation. Importantly, because the AD was issued in response to an international directive and does not require public consultation, the Office of Regulatory Review determined that it does not necessitate a Regulatory Impact Statement. This streamlined process ensures that critical safety measures are implemented swiftly and efficiently, reflecting the collaborative nature of international aviation safety standards.

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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.