AD/FSM/31 - Precision Airmotive Fuel Injection Servo Plugs

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Legislation au F2008L00795 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, 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 2008-06-51 affecting reciprocating engines fitted with Precision Airmotive LLC RSA-5 or RSA-10 series fuel injection servos.  The USA is the State of Design for this type.  CASA has assessed this AD and has issued Australian AD/FSM/31 which will become effective on 14 March 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 Acting Manager, Systems and New Technologies 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 regulate civil aviation and ensure the safety of air navigation within Australia. It empowers the Governor-General to make regulations necessary for the safety of air navigation. The Act was introduced to fill the need for comprehensive aviation regulation to safeguard the rapidly growing civil aviation sector. The Civil Aviation Safety Regulations 1998, made under the authority of the Act, provide for the issuance of airworthiness directives (ADs) by the Civil Aviation Safety Authority (CASA) to ensure the continuing airworthiness of aircraft. These ADs are crucial in maintaining safety standards in accordance with international conventions, such as Annex 8 to the Convention on International Civil Aviation, which mandates that the State of Design holds responsibility for the airworthiness of aircraft types and the State of Registry for individual aircraft. This particular airworthiness directive was issued under section 98 of the Civil Aviation Act 1988 and regulation 39.001 of the Civil Aviation Safety Regulations 1998, and is a legislative instrument as per the Legislative Instruments Act 2003. The AD was issued in response to a directive from the United States Federal Aviation Administration (FAA), the State of Design for the affected aircraft type. CASA, as Australia's national airworthiness authority, assessed the necessity of the AD and issued its own directive, AD/FSM/31, to be effective from 14 March 2008. Given the international obligations under the Convention on International Civil Aviation and the specific response to a foreign AD, no public consultation was required, and the Office of Best Practice Regulation determined that a Regulatory Impact Statement was not necessary. The directive was issued by the Acting Manager, Systems and New Technologies, in the Airworthiness Engineering Branch of CASA.

Scope and Application

The Civil Aviation Act 1988 and its associated Civil Aviation Safety Regulations 1998 establish a framework for ensuring the safety of air navigation within Australia, and these provisions extend to the issuance of airworthiness directives (ADs). Specifically, regulation 39.001 of the Civil Aviation Safety Regulations 1998 empowers the Civil Aviation Safety Authority (CASA) to issue ADs for certain types of aircraft or aeronautical products. Such ADs are legislative instruments under section 6 of the Legislative Instruments Act 2003, as they are disallowable instruments per section 46A of the Acts Interpretation Act 1901. The application of these ADs is influenced by Australia’s obligations under the Convention on International Civil Aviation, specifically Annex 8, which designates the State of Design as responsible for the continuing airworthiness of an aircraft type, while the State of Registry must ensure the continuing airworthiness of individual aircraft. In instances where the State of Design issues an AD, CASA, as Australia’s national airworthiness authority, must assess and, if necessary, issue a corresponding Australian AD. This process was exemplified by the issuance of Australian AD/FSM/31 in response to US FAA AD 2008-06-51 concerning reciprocating engines fitted with Precision Airmotive LLC RSA-5 or RSA-10 series fuel injection servos. Given the international obligations and the specific nature of the AD, no public consultation or Regulatory Impact Statement was required.

Key Provisions

The Civil Aviation Safety Regulations 1998, under regulation 39.001, grant the Civil Aviation Safety Authority (CASA) the authority to issue airworthiness directives (ADs) for specific types of aircraft or aeronautical products. These directives are instrumental in ensuring the ongoing airworthiness of aircraft, as outlined in Annex 8 to the Convention on International Civil Aviation. An airworthiness directive, as defined under subregulation 39.001(5), is classified as a disallowable instrument under section 46A of the Acts Interpretation Act 1901, and thus falls under the purview of the Legislative Instruments Act 2003 as a legislative instrument. This regulatory framework underscores the importance of maintaining the safety standards for aircraft, aligning with international civil aviation standards. The obligations imposed by the Civil Aviation Safety Regulations 1998 on CASA and other entities include the responsibility of the State of Design to provide necessary information to ensure the continuing airworthiness of an aircraft type. Additionally, the State of Registry must develop or adopt requirements to ensure the continuing airworthiness of individual aircraft. When the State of Design issues an AD, CASA must assess this information and, if appropriate, issue an Australian AD to mandate the requirements. This ensures that all aircraft operating under the Australian Register meet the required safety standards. The ADs issued by CASA are critical in enforcing these safety measures and ensuring compliance across the aviation sector. Failure to comply with the ADs issued by CASA can result in severe civil and criminal consequences. Under section 84A of the Civil Aviation Act 1988, the maximum penalty for contravening an AD can include substantial fines and imprisonment. The exact penalties depend on the severity of the non-compliance and the specific provisions of the AD in question. Such stringent measures are in place to underscore the importance of adhering to airworthiness directives and to safeguard the safety and integrity of the aviation industry. It is imperative for all stakeholders, including aircraft operators and manufacturers, to comply with these regulations to avoid legal repercussions and to ensure the safety of all air travelers.

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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.