AD/B747/205 Amdt 2 - Lower Lobe Fuselage Frames

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Legislation au F2007L00120 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 US FAA has issued AD 2006-09-06 R1 affecting Boeing B747 model aircraft.  The USA is the State of Design for this type.  CASA has assessed this AD and has issued Australian AD/B747/205, Amendment 2, which will become effective on 15 February 2007.  This AD cancels and replaces the previous issue.

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 comprehensive legal framework for civil aviation in Australia, with a strong focus on ensuring the safety of air navigation. The Act grants the Governor-General the authority to make regulations that serve the interests of aviation safety, with one such regulation being the Civil Aviation Safety Regulations 1998. Under this regulation, the Civil Aviation Safety Authority (CASA) has the power to issue airworthiness directives (ADs), which are legislative instruments designed to maintain the airworthiness of aircraft. These ADs are particularly significant as they reflect Australia's obligations under international conventions, such as Annex 8 to the Convention on International Civil Aviation, which mandates that the State of Design is responsible for the continuing airworthiness of aircraft types. CASA, as Australia’s national airworthiness authority, must respond to ADs issued by the State of Design by assessing the information and, if necessary, issuing corresponding Australian ADs to ensure compliance with international safety standards.

Scope and Application

The Civil Aviation Act 1988 applies to various entities and individuals involved in civil aviation within Australia. This includes aircraft operators, manufacturers, maintenance providers, and aviation professionals, among others. The Act is primarily concerned with ensuring the safety of air navigation and the continuing airworthiness of aircraft. It provides the framework under which regulations and directives are issued to enforce safety standards. The Civil Aviation Safety Regulations 1998 further extend this by empowering the Civil Aviation Safety Authority (CASA) to issue airworthiness directives (ADs) for specific types of aircraft or aeronautical products. These directives are legislative instruments, subject to disallowance and review as per the Acts Interpretation Act 1901 and the Legislative Instruments Act 2003. The geographic reach of this legislation is national, ensuring that all aircraft registered in Australia comply with the stipulated safety standards. While the ADs are issued in response to international obligations under the Convention on International Civil Aviation, and thus do not require public consultation, they are meticulously assessed and issued by CASA to mandate the necessary safety requirements for aircraft operating within Australian jurisdiction.

Key Provisions

The Civil Aviation Act 1988 (section 98) allows the Governor-General to make regulations for the safety of air navigation, while regulation 39.001 of the Civil Aviation Safety Regulations 1998 empowers the Civil Aviation Safety Authority (CASA) to issue airworthiness directives (ADs) for specific types of aircraft or aeronautical products. These ADs are legislative instruments, subject to disallowance under section 46A of the Acts Interpretation Act 1901 and section 6 of the Legislative Instruments Act 2003. The State of Design holds the primary responsibility for the continuing airworthiness of an aircraft type and must provide necessary information to the States of Registry to ensure safety, as outlined in Annex 8 of the Convention on International Civil Aviation. The State of Registry is then responsible for the individual aircraft’s continuing airworthiness and must develop or adopt requirements to maintain it. When an AD is issued by the State of Design, CASA, as Australia’s national airworthiness authority, must assess and, if appropriate, issue an Australian AD to enforce the requirements. The obligations under the Civil Aviation Safety Regulations 1998 require CASA to evaluate any AD issued by the State of Design, such as the US Federal Aviation Administration’s (FAA) AD 2006-09-06 R1 affecting Boeing B747 model aircraft. CASA must determine the applicability and necessity of issuing an Australian AD, which in this instance resulted in AD/B747/205, Amendment 2, effective from 15 February 2007. This Australian AD cancels and replaces any previous directives. Given that this AD is issued in response to international obligations and the relevant State of Design’s directive, no public consultation has been conducted, and it has been determined that no Regulatory Impact Statement is required. The AD is made by the Manager, Airframes in the Manufacturing, Certification and New Technologies Office at CASA, in accordance with subsection 84A(2) of the Civil Aviation Act 1988. In terms of consequences for non-compliance, the Civil Aviation Safety Regulations 1998 impose significant obligations on the parties and entities governed by them. Failure to adhere to the requirements set out in an AD can result in serious safety implications and potential breaches of aviation safety standards. The Act provides for both civil and criminal penalties for non-compliance. For instance, under section 93 of the Civil Aviation Act 1988, any person who contravenes the Act or the regulations may be subject to civil penalty provisions. Specifically, for each contravention, a person may be liable for a penalty not exceeding the greater of three times the benefit obtained, or $33,000. Additionally, under section 94 of the Act, the court may declare that the contravention constitutes an offence, leading to potential criminal penalties including fines and imprisonment. The precise penalties depend on the severity of the breach and the discretion of the court.

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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.