AD/EC 225/7 - Fuselage - Frame 5295 and Outer Skin Panelling

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Legislation au F2008L03706 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 European Aviation Safety Authority (EASA) has issued AD 2006-0102 R1 affecting Eurocopter EC 225 LP model helicopters.  EASA acts on behalf of France, the State of Design for this type.  CASA has assessed this AD and has issued Australian AD/EC 225/7, which will become effective on 23 October 2008. 

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, Airframes in the Airworthiness Engineering Branch, 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 framework for regulating civil aviation in Australia, primarily focusing on ensuring the safety and efficiency of air navigation. One of its key provisions allows the Governor-General to make regulations for the Act's purposes, particularly for the safety of air navigation. The Civil Aviation Safety Regulations 1998 further delegate authority to the Civil Aviation Safety Authority (CASA) to issue airworthiness directives (ADs) for specific types of aircraft or aeronautical products. These ADs serve as legislative instruments under the Acts Interpretation Act 1901 and the Legislative Instruments Act 2003, designed to ensure compliance with international standards as outlined in Annex 8 to the Convention on International Civil Aviation. The problem or gap this legislation addresses is the need for a structured, internationally harmonised approach to maintaining the continuing airworthiness of aircraft, ensuring that Australian aircraft meet necessary safety standards.

Scope and Application

The Civil Aviation Safety Regulations 1998, under the Civil Aviation Act 1988, allow the Civil Aviation Safety Authority (CASA) to issue airworthiness directives (ADs) for certain types of aircraft or aeronautical products to ensure the safety of air navigation. These ADs are legislative instruments, subject to disallowance under the Acts Interpretation Act 1901 and regulated by the Legislative Instruments Act 2003. The State of Design, responsible for the continuing airworthiness of aircraft types under the Convention on International Civil Aviation, issues ADs, which the State of Registry, responsible for individual aircraft, must implement. CASA, Australia's national airworthiness authority, assesses these ADs and issues corresponding Australian ADs as necessary. For example, CASA issued Australian AD/EC 225/7 in response to an EASA directive for Eurocopter EC 225 LP model helicopters, reflecting Australia's international obligations and the directive's issuance by the relevant State of Design. Given the international nature and regulatory context of these ADs, no public consultation or Regulatory Impact Statement is required.

Key Provisions

The Civil Aviation Act 1988 (section 98) empowers the Governor-General to establish regulations to ensure the safety of air navigation, while regulation 39.001 of the Civil Aviation Safety Regulations 1998 allows the Civil Aviation Safety Authority (CASA) to issue airworthiness directives (ADs) for specific types of aircraft or aeronautical products. These ADs, as per subregulation 39.001(5), are considered disallowable instruments under section 46A of the Acts Interpretation Act 1901 and are thus legislative instruments in accordance with section 6 of the Legislative Instruments Act 2003. ADs are a common form of continuing airworthiness information and are issued by most ICAO Contracting States, including Australia. The State of Design for an aircraft type has the overarching responsibility for ensuring the aircraft’s continuing airworthiness, as outlined in Annex 8 to the Convention on International Civil Aviation. This responsibility includes providing necessary information to States of Registry to maintain airworthiness. In turn, the State of Registry, which is Australia in this context, is tasked with developing or adopting requirements to ensure the continuing airworthiness of aircraft on its register. When a State of Design issues an AD, CASA, as Australia’s national airworthiness authority, must evaluate the information and, if necessary, issue an Australian AD to enforce the requirements of the State of Design. In this specific instance, the European Aviation Safety Authority (EASA), acting on behalf of France as the State of Design for the Eurocopter EC 225 LP model helicopter, issued AD 2006-0102 R1. CASA assessed this AD and subsequently issued Australian AD/EC 225/7, which will take effect on 23 October 2008. Because this AD is a result of Australia’s obligations under the Convention on International Civil Aviation and is a response to an AD from the relevant State of Design, no public consultation was required for this AD. Moreover, the Office of Best Practice Regulation has determined that ADs do not necessitate a Regulatory Impact Statement. The AD was made by the Manager, Airframes, in the Airworthiness Engineering Branch of CASA, in accordance with subsection 84A(2) of the Act. Under the Civil Aviation Act 1988, there are significant obligations and requirements imposed on the parties governed by the Act. CASA is mandated to issue ADs in response to directives from States of Design, ensuring that the Australian aviation industry adheres to international safety standards. The State of Registry must ensure that all aircraft on its register comply with the continuing airworthiness requirements, which include following ADs issued by CASA. Failure to comply with these directives can lead to severe consequences. The Act allows for both civil and criminal penalties for breaches of airworthiness requirements. Civil penalties may include fines, while criminal penalties can result in imprisonment or substantial fines, depending on the severity of the breach and its impact on aviation safety. The specific penalties are detailed in relevant sections of the Act and accompanying regulations.

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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.