AD/RAD/90 - FreeFlight Systems 2101 I/O Approach Plus GPS Navigation System

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Legislation au F2009L01503 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 United States FAA has issued AD 2009-05-08 affecting Model 2101 I/O Approach Plus navigation systems manufacture4d by Trimbal or FreeFlight Systems.  The United States is the State of Design for this equipment.  CASA has assessed this AD and has issued Australian AD/RAD/90, which will become effective on
7 May 2009.

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 Best Practice Regulation has determined that ADs do not require a Regulatory Impact Statement.

The AD has been made by the Manager, Systems and New Technologies in the Airworthiness Engineering Group, on behalf of CASA, in accordance with subsection 84A (2) of the Act.

Overview

The Civil Aviation Act 1988, enacted by the Australian Parliament, establishes the framework for ensuring the safety and efficiency of civil aviation within Australia. This legislation was introduced to address the need for a comprehensive regulatory environment that could manage the complexities of air navigation and aircraft safety. One of the key components of this Act is the ability for the Governor-General to make regulations for the purposes of the Act, particularly in the interests of air navigation safety. The Civil Aviation Safety Regulations 1998 further delineate these responsibilities, empowering the Civil Aviation Safety Authority (CASA) to issue airworthiness directives (ADs) for specific types of aircraft or aeronautical products. These directives are instrumental in maintaining the continuing airworthiness of aircraft, aligning with international obligations under the Convention on International Civil Aviation. CASA's role in assessing and issuing such directives ensures that Australian aviation standards are both nationally and internationally compliant, thereby safeguarding the public and enhancing the overall safety of air travel.

Scope and Application

The Civil Aviation Safety Regulations 1998, under the Civil Aviation Act 1988, empower the Civil Aviation Safety Authority (CASA) to issue airworthiness directives (ADs) for specific kinds of aircraft or aeronautical products. These directives serve as legislative instruments and are critical in maintaining the safety standards of air navigation in accordance with Australia’s obligations under the Convention on International Civil Aviation. The State of Design, which in this case is the United States for the Model 2101 I/O Approach Plus navigation systems, is responsible for ensuring the continuing airworthiness of the aircraft type and must provide necessary information to the States of Registry. CASA, as Australia’s national airworthiness authority, is then required to assess this information and issue corresponding Australian ADs, if appropriate. The ADs do not require public consultation or a Regulatory Impact Statement as they are issued in response to international obligations and assessments of safety risks. The ADs are ultimately made by CASA, under the authority granted by the Civil Aviation Act 1988.

Key Provisions

The Civil Aviation Act 1988, as amended, provides the legislative foundation for the regulation of civil aviation in Australia. Section 98 of the Act allows the Governor-General to make regulations that ensure the safety of air navigation. In accordance with this, the Civil Aviation Safety Regulations 1998, particularly regulation 39.001, empower the Civil Aviation Safety Authority (CASA) to issue airworthiness directives (ADs). An AD is a legislative instrument that becomes effective under subregulation 39.001(5) and section 46A of the Acts Interpretation Act 1901. It is a mechanism for continuing airworthiness information, as mandated by Annex 8 to the Convention on International Civil Aviation, which places the responsibility for the ongoing airworthiness of an aircraft type on the State of Design. The obligations imposed by these regulations include a dual responsibility: the State of Design must ensure the continuing airworthiness of an aircraft type and provide necessary information to the States of Registry. The State of Registry, in this case CASA, must then assess this information and, if appropriate, issue an AD that mandates the requirements of the State of Design. This ensures that all aircraft registered in Australia meet the necessary safety standards. For example, in the case of Model 2101 I/O Approach Plus navigation systems manufactured by Trimbal or FreeFlight Systems, CASA has issued Australian AD/RAD/90 in response to an AD issued by the United States, the State of Design for this equipment. Failure to comply with ADs can have serious consequences. While the specific penalties for non-compliance are not outlined in the Civil Aviation Safety Regulations 1998, violations of ADs can lead to civil or criminal penalties. Under section 123 of the Civil Aviation Act 1988, non-compliance with airworthiness directives can result in fines or imprisonment, depending on the severity of the breach and whether it is deemed a civil or criminal offence. The Civil Aviation Safety Regulations 1998 may also impose specific penalties for non-compliance with ADs, which can include substantial fines and potential imprisonment for serious offences. CASA has the authority to enforce these regulations and take appropriate action against those who fail to comply with airworthiness directives.

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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.