AD/BELL 206/163 - Vertical Stabiliser Supports and Vertical Stabiliser

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Legislation au F2006L02488 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.

Transport Canada has issued AD CF-2006-12 affecting Bell 206 model helicopters.  Canada is the State of Design for this type.  CASA has assessed this AD and has issued Australian AD/BELL 206/163, which will become effective on 31 August 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 was enacted to provide a legislative framework for the regulation of civil aviation in Australia, ensuring safety and efficiency within the industry. This Act, passed by the Commonwealth Parliament, grants the Governor-General the authority to make regulations in the interest of air navigation safety, including the issuance of airworthiness directives (ADs) by the Civil Aviation Safety Authority (CASA) to maintain the airworthiness of aircraft and aeronautical products. These ADs are legislative instruments made under the authority granted by the Act and are essential for complying with Australia's obligations under international aviation conventions, such as Annex 8 of the Convention on International Civil Aviation. The objective is to ensure that aircraft registered in Australia meet international safety standards, thereby protecting the public and maintaining Australia's commitment to global aviation safety.

Scope and Application

The Civil Aviation Act 1988 and the Civil Aviation Safety Regulations 1998 provide the framework for issuing airworthiness directives (ADs) in Australia, which are legislative instruments under the Acts Interpretation Act 1901 and the Legislative Instruments Act 2003. The Act applies to all civil aviation activities within Australia and is enforced by the Civil Aviation Safety Authority (CASA), Australia's national airworthiness authority. The ADs are intended to ensure the continuing airworthiness of aircraft and aeronautical products, with CASA required to issue Australian ADs in response to ADs issued by the State of Design, in this case Transport Canada for Bell 206 model helicopters. As the ADs are issued to meet international obligations under the Convention on International Civil Aviation and in response to directives from the State of Design, no public consultation is required, and the Office of Regulatory Review has determined that these ADs do not necessitate a Regulatory Impact Statement. The AD is issued by the Manager, Airframes in the Manufacturing, Certification and New Technologies Office, on behalf of CASA, in accordance with the legislative provisions.

Key Provisions

The Civil Aviation Act 1988, specifically under section 98, allows the Governor-General to make regulations in the interest of air navigation safety. Regulation 39.001 of the Civil Aviation Safety Regulations 1998 empowers the Civil Aviation Safety Authority (CASA) to issue airworthiness directives (ADs) for certain types of aircraft or aeronautical products. These ADs are legislative instruments under the Legislative Instruments Act 2003, and they serve as a crucial means of ensuring the continuing airworthiness of aircraft types as stipulated by Annex 8 to the Convention on International Civil Aviation. The State of Design holds the primary responsibility for the ongoing airworthiness of an aircraft type and must furnish any necessary information to the State of Registry to maintain this airworthiness. In Australia, CASA, as the national airworthiness authority, is tasked with assessing information from States of Design and issuing corresponding Australian ADs when necessary. For example, in the case of the Bell 206 model helicopters, Canada, as the State of Design, issued AD CF-2006-12. CASA assessed this directive and issued Australian AD/BELL 206/163, effective from 31 August 2006. Entities governed by the Civil Aviation Act 1988 and the Civil Aviation Safety Regulations 1998 have specific obligations. The State of Design must provide necessary information to maintain airworthiness, while the State of Registry must implement measures to ensure the continuing airworthiness of aircraft on their register. CASA must evaluate the information from the State of Design and issue corresponding ADs to ensure compliance with international standards. Additionally, operators of affected aircraft must adhere to the requirements outlined in these ADs to maintain their aircraft's airworthiness. Failure to comply with the requirements set out in airworthiness directives can lead to serious consequences. Under the Civil Aviation Act 1988, non-compliance may result in civil penalties, including fines and other sanctions. In more severe cases, criminal charges may be brought against individuals or entities that deliberately or negligently disregard ADs. The maximum penalties for these offences can vary, but they are designed to enforce strict adherence to airworthiness standards to ensure 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.