AD/BELL 205/47 - Hydraulic Servo Cylinder Assembly - Spanner Link Assembly Inspection and Rework - CANCELLED

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Legislation au F2009L00478 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, the Civil Aviation Safety Authority (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.

CASA or its predecessors issued AD/BELL 205/47 affecting Bell 205A-1 aircraft.  CASA has reviewed this AD and as a result has cancelled it.  The cancellation will become effective on 12 March 2009.  No replacement AD is required.

As this AD has been cancelled because of Australia’s obligations under the Convention on International Civil Aviation, no consultation with the Australian public has taken place on this AD cancellation.  The Office of Best Practice Regulation has determined that ADs do not require a Regulatory Impact Statement.

 

The AD has been made by the acting 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 was enacted to provide a legal framework for the regulation of civil aviation in Australia. It was introduced to address the need for comprehensive and effective regulation to ensure the safety and efficiency of air navigation within Australia. The Act empowers the Governor-General to make regulations for the purposes of the Act and in the interests of the safety of air navigation. The Civil Aviation Safety Regulations 1998 further detail the requirements for airworthiness and the issuance of airworthiness directives (ADs) by the Civil Aviation Safety Authority (CASA). These ADs are legislative instruments made under the authority of the Civil Aviation Act 1988 and are subject to disallowance under the Acts Interpretation Act 1901. The ADs play a crucial role in ensuring the continuing airworthiness of aircraft, aligning with Australia's obligations under the Convention on International Civil Aviation.

Scope and Application

The Civil Aviation Act 1988 and the Civil Aviation Safety Regulations 1998 empower the Civil Aviation Safety Authority (CASA) to issue airworthiness directives (ADs) concerning specific types of aircraft or aeronautical products. These directives are legislative instruments made under section 98 of the Act and regulation 39.001 of the Regulations. The ADs serve as a critical mechanism for ensuring the continuing airworthiness of aircraft, aligning with international obligations under Annex 8 to the Convention on International Civil Aviation, which mandates the State of Design to provide necessary information for maintaining aircraft airworthiness. The State of Registry, in this case CASA, has the responsibility to ensure the aircraft's ongoing airworthiness by developing or adopting necessary requirements. The specific AD/BELL 205/47 for Bell 205A-1 aircraft has been cancelled by CASA, reflecting Australia’s adherence to international civil aviation standards, and this cancellation is effective from 12 March 2009, with no replacement AD required. The cancellation process did not involve public consultation or require a Regulatory Impact Statement as determined by the Office of Best Practice Regulation. The AD was issued by the acting Manager, Systems and New Technologies in the Airworthiness Engineering Group on behalf of CASA, in compliance with subsection 84A(2) of the Act.

Key Provisions

The Civil Aviation Act 1988, in conjunction with the Civil Aviation Safety Regulations 1998, allows the Governor-General to create regulations for the safety of air navigation (section 98). Regulation 39.001 of the Civil Aviation Safety Regulations 1998 specifically empowers the Civil Aviation Safety Authority (CASA) to issue airworthiness directives (ADs) for specific types of aircraft or aeronautical products. An AD, as defined in subregulation 39.001(5), is considered a disallowable instrument under section 46A of the Acts Interpretation Act 1901, and thus a legislative instrument in accordance with section 6 of the Legislative Instruments Act 2003. The obligations imposed by the Act and the Regulations require the State of Design to maintain the continuing airworthiness of an aircraft type, providing necessary information to States of Registry, in line with Annex 8 of the Convention on International Civil Aviation. The State of Registry, in turn, must develop or adopt requirements to ensure the continuing airworthiness of the aircraft within its jurisdiction. These regulations ensure that the safety and airworthiness of aircraft are consistently managed across jurisdictions, in line with international standards. In the specific case of the AD/BELL 205/47, which affected Bell 205A-1 aircraft, CASA has reviewed and decided to cancel this directive. The cancellation is a direct result of Australia's obligations under the Convention on International Civil Aviation and will take effect on 12 March 2009. No public consultation or Regulatory Impact Statement was required for this cancellation, as determined by the Office of Best Practice Regulation. The AD was issued by the acting Manager, Systems and New Technologies in the Airworthiness Engineering Group, on behalf of CASA, in accordance with subsection 84A(2) of the Act. Breaching the requirements set out in the Civil Aviation Act 1988 and the Civil Aviation Safety Regulations 1998 can result in civil or criminal penalties, depending on the nature and severity of the breach. For example, failure to comply with an airworthiness directive may result in fines or imprisonment, as the regulations are designed to maintain the highest safety standards in air navigation. The specific penalties for non-compliance are not detailed in the provided text, but they are typically severe, given the critical nature of aviation safety.

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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.