AD/OXY/20 - Oxygen Cylinders

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

Legislation au F2006L03179 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 2006-0286-E affecting oxygen equipment.  EASA is the State of Design for this type of equipment.  CASA has assessed this AD and has issued Australian AD/OXY/20, which will become effective on 26 September 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 was enacted to provide a framework for the regulation of civil aviation in Australia, ensuring safety and efficiency in the aviation industry. It empowers the Governor-General to make regulations that are necessary for the safety of air navigation, as seen in the issuance of airworthiness directives. These directives are crucial for maintaining the continuing airworthiness of aircraft, aligning with international standards set forth by the Convention on International Civil Aviation. The Civil Aviation Safety Regulations 1998 further detail the processes and responsibilities, allowing the Civil Aviation Safety Authority (CASA) to issue airworthiness directives as legislative instruments. The recent issuance of Australian AD/OXY/20 in response to EASA's AD 2006-0286-E regarding oxygen equipment exemplifies CASA's role in enforcing international safety standards and ensuring compliance within the Australian aviation sector.

Scope and Application

The Civil Aviation Safety Regulations 1998, as made under the Civil Aviation Act 1988, provide the legal framework for the issuance of airworthiness directives (ADs) to ensure the continuing airworthiness of aircraft and aeronautical products in Australia. The scope of the Act applies to all aircraft registered in Australia, including both commercial and private aircraft, as well as to aeronautical products. The regulations allow the Civil Aviation Safety Authority (CASA) to issue ADs, which become legislative instruments under the Legislative Instruments Act 2003. These ADs are essential for ensuring compliance with international standards as outlined in Annex 8 to the Convention on International Civil Aviation, which designates the State of Design as responsible for the continuing airworthiness of aircraft types and the State of Registry as responsible for individual aircraft. CASA's role involves assessing and, when necessary, issuing Australian ADs in response to directives from the relevant State of Design, such as the European Aviation Safety Agency (EASA) in the case of specific equipment like oxygen systems. The jurisdictional reach of these regulations is national, with the ADs extending to all aircraft and aeronautical products within Australia. While the Act mandates certain actions, it does not require public consultation or a Regulatory Impact Statement for ADs issued in response to international obligations.

Key Provisions

The Civil Aviation Act 1988, in particular section 98, allows the Governor-General to establish regulations that serve the purposes of the Act and ensure the safety of air navigation. Under these provisions, the Civil Aviation Safety Regulations 1998, specifically regulation 39.001, empower the Civil Aviation Safety Authority (CASA) to issue airworthiness directives (ADs) for specified types of aircraft or aeronautical products. These directives are considered legislative instruments under the Legislative Instruments Act 2003, and they are disallowable under the Acts Interpretation Act 1901. Airworthiness directives are essential for maintaining the safety and airworthiness of aircraft. According to Annex 8 to the Convention on International Civil Aviation, the State of Design, which is responsible for the initial design of an aircraft or aeronautical product, has the overarching responsibility for the continuing airworthiness of that type. This responsibility includes providing necessary information to ensure the continued safety of the aircraft to the States of Registry. The State of Registry, on the other hand, is tasked with the ongoing responsibility for ensuring the airworthiness of individual aircraft. When the State of Design issues an AD for a type of aircraft registered in Australia, CASA must evaluate this information and, if necessary, issue a corresponding Australian AD to enforce the requirements set by the State of Design. In the specific case of AD 2006-0286-E, issued by the European Union Aviation Safety Agency (EASA) concerning oxygen equipment, CASA has assessed the directive and issued Australian AD/OXY/20. This AD will take effect on 26 September 2006. Given that this AD is issued in response to Australia’s obligations under the Convention on International Civil Aviation and is based on an AD from the relevant State of Design, no public consultation was required. Furthermore, the Office of Regulatory Review has concluded that such ADs do not necessitate a Regulatory Impact Statement. The AD was issued 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. Breach of the requirements stipulated in an airworthiness directive can lead to significant consequences. The Civil Aviation Safety Regulations 1998 impose strict obligations on aircraft operators and other affected parties to comply with ADs. Failure to adhere to these directives can result in civil penalties, including fines and potential grounding of the aircraft. Additionally, in severe cases, non-compliance may lead to criminal charges, which can result in imprisonment. The specific penalties vary depending on the severity of the breach and are determined by the relevant aviation authority, with the potential for substantial financial penalties and imprisonment terms for those found guilty of serious violations.

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Civil 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.