AD/CONVAIR/3 - Supplemental Corrosion Inspection Program

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Legislation au F2006L01104 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 92-25-13 affecting Convair 240, 340 and 440 model aircraft.  The USA is the State of Design for these types.  CASA has assessed this AD and has issued Australian AD/CONVAIR/3 which will become effective on 11 May 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 ensure the safety and efficiency of civil aviation in Australia. One of the key mechanisms introduced by this Act is the ability for the Governor-General to make regulations, such as those concerning airworthiness directives, to maintain air navigation safety. This authority is exercised through the Civil Aviation Safety Regulations 1998, which permit the Civil Aviation Safety Authority (CASA) to issue airworthiness directives for specified types of aircraft or aeronautical products. These directives are considered legislative instruments under the Legislative Instruments Act 2003 and are essential for ensuring the continuing airworthiness of aircraft types. The Civil Aviation Act 1988 and its accompanying regulations thus serve to align Australia's regulatory framework with international standards set by the International Civil Aviation Organization (ICAO), ensuring that both States of Design and States of Registry fulfil their obligations under the Convention on International Civil Aviation.

Scope and Application

The Civil Aviation Act 1988 applies to a wide range of entities and individuals involved in civil aviation within Australia. This includes aircraft operators, pilots, maintenance personnel, and other aviation professionals. The Act also extends to the issuance of airworthiness directives (ADs) under regulation 39.001 of the Civil Aviation Safety Regulations 1998, which are legislative instruments used to ensure the continuing airworthiness of aircraft and aeronautical products. The geographic and jurisdictional reach of the Act is national, applying across Australia. The Act mandates that the Civil Aviation Safety Authority (CASA), as Australia’s national airworthiness authority, must assess and, if appropriate, issue ADs in response to international standards and obligations under the Convention on International Civil Aviation. Exemptions or exclusions from the application of ADs are not specified in the explanatory statement, but the process for issuing ADs is designed to align with international obligations and ensure safety standards are maintained. The Act allows for the extension of its application through subordinate instruments, such as ADs, which are issued to mandate specific requirements for aircraft safety.

Key Provisions

The Civil Aviation Safety Regulations 1998, under section 39.001, empower the Civil Aviation Safety Authority (CASA) to issue airworthiness directives (ADs) for specific types of aircraft or aeronautical products. These ADs are regulatory instruments designed to maintain the airworthiness of aircraft, and are critical for ensuring safety in air navigation as stipulated in section 98 of the Civil Aviation Act 1988. An AD becomes a legislative instrument under the Acts Interpretation Act 1901, as outlined in subregulation 39.001(5) of the Civil Aviation Safety Regulations 1998, and is subject to disallowance as per section 46A of the same Act. In accordance with the Legislative Instruments Act 2003, ADs are treated as legislative instruments, which mandates their formal creation and scrutiny. The obligations imposed by the Civil Aviation Act 1988 and the Civil Aviation Safety Regulations 1998 require CASA to act promptly and effectively in ensuring the airworthiness of aircraft registered in Australia. Specifically, CASA must assess any ADs issued by the State of Design, which holds the overall responsibility for the continuing airworthiness of an aircraft type, and determine whether an Australian AD is necessary. The State of Registry, in this case, CASA, must ensure that the requirements of any AD issued by the State of Design are met, and must take appropriate action to maintain the airworthiness of individual aircraft. This includes developing or adopting necessary requirements to ensure continuing airworthiness, as mandated by Annex 8 of the Convention on International Civil Aviation. Failure to comply with an airworthiness directive can lead to serious consequences. Under the Civil Aviation Act 1988, non-compliance with an AD can result in both civil and criminal penalties. For instance, an aircraft that does not meet the requirements of an AD may be grounded, leading to potential financial losses for the operator. More seriously, individuals or entities that knowingly contravene an AD may face criminal charges, with penalties including fines of up to $275,000 for individuals and $1.375 million for bodies corporate, as well as imprisonment terms. These stringent measures underscore the importance of adhering to ADs to maintain the highest safety standards in aviation.

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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.